Tuscarora, IL Warnings, Watches and Advisories
SAFETY and DATA MESSAGE
Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.
Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Tuscarora.
Use the Radar Maps link provided to understand the trajectory of a storm.
NWS Active Alerts for IL - Map View
Flood Warning
Brown, IL; Cass, IL; Morgan, IL; Schuyler, IL
Flood Warning issued April 18 at 11:50AM CDT by NWS Lincoln IL
...The Flood Warning continues for the following rivers in Illinois... Illinois River near Havana affecting Fulton, Mason and Cass Counties. Illinois River at Beardstown affecting Morgan, Schuyler, Brown and Cass Counties. .The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Illinois River at Beardstown. * WHEN...Until further notice. * IMPACTS...At 18.0 feet, Seepage problems begin in the Lost Creek Drainage and Levee District. * ADDITIONAL DETAILS... - At 10:45 AM CDT Saturday the stage was 15.4 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:45 AM CDT Saturday was 15.4 feet. - Forecast...The river is expected to rise to a crest of 17.8 feet Thursday morning. - Flood stage is 14.0 feet.
Severe
Observed
Immediate
April 18th, 2026 11:50:00 am CDT
April 18th, 2026 11:50:00 am CDT
April 19th, 2026 04:00:00 am CDT
Flood Warning
Cass, IL; Fulton, IL; Mason, IL
Flood Warning issued April 18 at 11:50AM CDT by NWS Lincoln IL
...The Flood Warning continues for the following rivers in Illinois... Illinois River near Havana affecting Fulton, Mason and Cass Counties. Illinois River at Beardstown affecting Morgan, Schuyler, Brown and Cass Counties. .The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Illinois River near Havana. * WHEN...Until further notice. * IMPACTS...At 14.0 feet, Minor flooding begins to agricultural areas not protected by levees. * ADDITIONAL DETAILS... - At 10:45 AM CDT Saturday the stage was 15.3 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:45 AM CDT Saturday was 15.3 feet. - Forecast...The river is expected to rise to a crest of 17.4 feet early Thursday afternoon. - Flood stage is 14.0 feet.
Severe
Observed
Immediate
April 18th, 2026 11:50:00 am CDT
April 18th, 2026 11:50:00 am CDT
April 19th, 2026 04:00:00 am CDT
Flood Warning
Louisa, IA; Muscatine, IA; Mercer, IL; Rock Island, IL
Flood Warning issued April 18 at 11:29AM CDT by NWS Quad Cities IA IL
...The Flood Warning is extended for the following rivers in Illinois...Iowa... Mississippi River at Rock Island LD15 affecting Rock Island, Scott and Muscatine Counties. Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. ...The Flood Warning continues for the following rivers in Missouri...Illinois...Iowa... Mississippi River at Gregory Landing affecting Hancock and Clark Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Keithsburg affecting Mercer, Henderson, Louisa and Des Moines Counties. Mississippi River at Burlington affecting Hancock, Lee, Henderson and Des Moines Counties. Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Muscatine and Louisa Counties. * WHAT...Moderate flooding is forecast. * WHERE...Mississippi River at Muscatine. * WHEN...From Sunday morning until further notice. * IMPACTS...At 18.0 feet, Water affects most of the Riverside Park parking lot. * ADDITIONAL DETAILS... - At 10:15 AM CDT Saturday the stage was 15.3 feet and rising. - Forecast...The river is expected to rise above flood stage tomorrow morning and continue rising to 18.2 feet Saturday, April 25. Additional rises are possible thereafter. - Flood stage is 16.0 feet.
Severe
Observed
Immediate
April 18th, 2026 11:29:00 am CDT
April 18th, 2026 11:29:00 am CDT
April 19th, 2026 11:30:00 am CDT
Flood Warning
Des Moines, IA; Henderson, IL
Flood Warning issued April 18 at 11:29AM CDT by NWS Quad Cities IA IL
...The Flood Warning is extended for the following rivers in Illinois...Iowa... Mississippi River at Rock Island LD15 affecting Rock Island, Scott and Muscatine Counties. Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. ...The Flood Warning continues for the following rivers in Missouri...Illinois...Iowa... Mississippi River at Gregory Landing affecting Hancock and Clark Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Keithsburg affecting Mercer, Henderson, Louisa and Des Moines Counties. Mississippi River at Burlington affecting Hancock, Lee, Henderson and Des Moines Counties. Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Muscatine and Louisa Counties. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Mississippi River at Gladstone LD18. * WHEN...Until further notice. * ADDITIONAL DETAILS... - At 11:00 AM CDT Saturday the stage was 11.4 feet and rising. - Forecast...The river is expected to rise to 12.8 feet early Friday afternoon. Additional rises are possible thereafter. - Flood stage is 10.0 feet.
Severe
Observed
Immediate
April 18th, 2026 11:29:00 am CDT
April 18th, 2026 11:29:00 am CDT
April 19th, 2026 11:30:00 am CDT
Flood Warning
Muscatine, IA; Scott, IA; Rock Island, IL
Flood Warning issued April 18 at 11:29AM CDT by NWS Quad Cities IA IL
...The Flood Warning is extended for the following rivers in Illinois...Iowa... Mississippi River at Rock Island LD15 affecting Rock Island, Scott and Muscatine Counties. Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. ...The Flood Warning continues for the following rivers in Missouri...Illinois...Iowa... Mississippi River at Gregory Landing affecting Hancock and Clark Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Keithsburg affecting Mercer, Henderson, Louisa and Des Moines Counties. Mississippi River at Burlington affecting Hancock, Lee, Henderson and Des Moines Counties. Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Muscatine and Louisa Counties. * WHAT...Moderate flooding is forecast. * WHERE...Mississippi River at Rock Island LD15. * WHEN...From Sunday evening until further notice. * IMPACTS...At 16.5 feet, Water affects Credit Island Lane in Davenport and the 4700 block of River Drive in Moline. Water is at the base of the flood wall gates at the downtown Rock Island riverfront. * ADDITIONAL DETAILS... - At 11:00 AM CDT Saturday the stage was 14.6 feet and rising. - Forecast...The river is expected to rise above flood stage tomorrow evening and continue rising to 16.3 feet Saturday, April 25. - Flood stage is 15.0 feet.
Severe
Observed
Immediate
April 18th, 2026 11:29:00 am CDT
April 18th, 2026 11:29:00 am CDT
April 19th, 2026 11:30:00 am CDT
Flood Warning
Muscatine, IA; Rock Island, IL
Flood Warning issued April 18 at 11:29AM CDT by NWS Quad Cities IA IL
...The Flood Warning is extended for the following rivers in Illinois...Iowa... Mississippi River at Rock Island LD15 affecting Rock Island, Scott and Muscatine Counties. Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. ...The Flood Warning continues for the following rivers in Missouri...Illinois...Iowa... Mississippi River at Gregory Landing affecting Hancock and Clark Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Keithsburg affecting Mercer, Henderson, Louisa and Des Moines Counties. Mississippi River at Burlington affecting Hancock, Lee, Henderson and Des Moines Counties. Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Muscatine and Louisa Counties. * WHAT...Moderate flooding is forecast. * WHERE...Mississippi River at Ill. City LD16. * WHEN...From Monday afternoon until further notice. * IMPACTS...At 16.0 feet, Water affects the park at Andalusia. * ADDITIONAL DETAILS... - At 11:00 AM CDT Saturday the stage was 13.6 feet and rising. - Forecast...The river is expected to rise above flood stage early Monday afternoon and continue rising to 16.2 feet Saturday, April 25. Additional rises are possible thereafter. - Flood stage is 15.0 feet.
Severe
Observed
Immediate
April 18th, 2026 11:29:00 am CDT
April 18th, 2026 11:29:00 am CDT
April 19th, 2026 11:30:00 am CDT
Flood Warning
Louisa, IA; Mercer, IL
Flood Warning issued April 18 at 11:29AM CDT by NWS Quad Cities IA IL
...The Flood Warning is extended for the following rivers in Illinois...Iowa... Mississippi River at Rock Island LD15 affecting Rock Island, Scott and Muscatine Counties. Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. ...The Flood Warning continues for the following rivers in Missouri...Illinois...Iowa... Mississippi River at Gregory Landing affecting Hancock and Clark Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Keithsburg affecting Mercer, Henderson, Louisa and Des Moines Counties. Mississippi River at Burlington affecting Hancock, Lee, Henderson and Des Moines Counties. Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Muscatine and Louisa Counties. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Mississippi River at New Boston LD17. * WHEN...Until further notice. * IMPACTS...At 18.1 feet, Lock and Dam 17 is closed. * ADDITIONAL DETAILS... - At 10:40 AM CDT Saturday the stage was 15.3 feet and rising. - Forecast...The river is expected to rise to 17.6 feet Saturday, April 25. Additional rises are possible thereafter. - Flood stage is 15.0 feet.
Severe
Observed
Immediate
April 18th, 2026 11:29:00 am CDT
April 18th, 2026 11:29:00 am CDT
April 19th, 2026 11:30:00 am CDT
Flood Warning
Des Moines, IA; Lee, IA; Hancock, IL; Henderson, IL
Flood Warning issued April 18 at 11:29AM CDT by NWS Quad Cities IA IL
...The Flood Warning is extended for the following rivers in Illinois...Iowa... Mississippi River at Rock Island LD15 affecting Rock Island, Scott and Muscatine Counties. Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. ...The Flood Warning continues for the following rivers in Missouri...Illinois...Iowa... Mississippi River at Gregory Landing affecting Hancock and Clark Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Keithsburg affecting Mercer, Henderson, Louisa and Des Moines Counties. Mississippi River at Burlington affecting Hancock, Lee, Henderson and Des Moines Counties. Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Muscatine and Louisa Counties. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Mississippi River at Burlington. * WHEN...Until further notice. * IMPACTS...At 17.5 feet, Water affects Riverview Drive in Riverview Park in Fort Madison. * ADDITIONAL DETAILS... - At 11:00 AM CDT Saturday the stage was 16.2 feet and rising. - Forecast...The river is expected to rise to 17.6 feet early Friday morning. Additional rises are possible thereafter. - Flood stage is 15.0 feet.
Severe
Observed
Immediate
April 18th, 2026 11:29:00 am CDT
April 18th, 2026 11:29:00 am CDT
April 19th, 2026 11:30:00 am CDT
Flood Warning
Hancock, IL; Clark, MO
Flood Warning issued April 18 at 11:29AM CDT by NWS Quad Cities IA IL
...The Flood Warning is extended for the following rivers in Illinois...Iowa... Mississippi River at Rock Island LD15 affecting Rock Island, Scott and Muscatine Counties. Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. ...The Flood Warning continues for the following rivers in Missouri...Illinois...Iowa... Mississippi River at Gregory Landing affecting Hancock and Clark Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Keithsburg affecting Mercer, Henderson, Louisa and Des Moines Counties. Mississippi River at Burlington affecting Hancock, Lee, Henderson and Des Moines Counties. Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Muscatine and Louisa Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Gregory Landing. * WHEN...Until further notice. * IMPACTS...At 17.0 feet, Water affects the road north of the grain elevator in Gregory Landing. * ADDITIONAL DETAILS... - At 11:00 AM CDT Saturday the stage was 16.1 feet and rising. - Forecast...The river is expected to rise to a crest of 17.0 feet early Monday morning. - Flood stage is 15.0 feet.
Severe
Observed
Immediate
April 18th, 2026 11:29:00 am CDT
April 18th, 2026 11:29:00 am CDT
April 19th, 2026 11:30:00 am CDT
Flood Warning
Des Moines, IA; Louisa, IA; Henderson, IL; Mercer, IL
Flood Warning issued April 18 at 11:29AM CDT by NWS Quad Cities IA IL
...The Flood Warning is extended for the following rivers in Illinois...Iowa... Mississippi River at Rock Island LD15 affecting Rock Island, Scott and Muscatine Counties. Mississippi River at Ill. City LD16 affecting Rock Island and Muscatine Counties. ...The Flood Warning continues for the following rivers in Missouri...Illinois...Iowa... Mississippi River at Gregory Landing affecting Hancock and Clark Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Keithsburg affecting Mercer, Henderson, Louisa and Des Moines Counties. Mississippi River at Burlington affecting Hancock, Lee, Henderson and Des Moines Counties. Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. Mississippi River at Muscatine affecting Mercer, Rock Island, Muscatine and Louisa Counties. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Mississippi River at Keithsburg. * WHEN...Until further notice. * IMPACTS...At 16.5 feet, Water affects houses on 1st Street in Oquawka. * ADDITIONAL DETAILS... - At 10:30 AM CDT Saturday the stage was 14.6 feet and rising. - Forecast...The river is expected to rise to 16.4 feet early Friday afternoon. Additional rises are possible thereafter. - Flood stage is 14.0 feet.
Severe
Observed
Immediate
April 18th, 2026 11:29:00 am CDT
April 18th, 2026 11:29:00 am CDT
April 19th, 2026 11:30:00 am CDT
Flood Watch
Clinton; Scott; Whiteside; Rock Island
Flood Watch issued April 18 at 11:22AM CDT by NWS Quad Cities IA IL
...The National Weather Service in Quad Cities IA IL has issued a Flood Watch for the following rivers in Illinois...Iowa... Mississippi River at Camanche affecting Whiteside, Clinton, Scott and Rock Island zones. ...The Flood Watch is extended for the following rivers in Illinois...Iowa... Mississippi River at Dubuque affecting Dubuque, Jo Daviess and Jackson zones. * WHAT...Flooding is possible. * WHERE...Mississippi River at Camanche. * WHEN...From Thursday evening until further notice. * IMPACTS...At 17.0 feet, Water affects low-lying residences at Albany. * ADDITIONAL DETAILS... - At 10:30 AM CDT Saturday the stage was 15.4 feet amd gradually rising. - Forecast...Flood stage may be reached Thursday evening. - Flood stage is 17.0 feet. - http://www.weather.gov/safety/flood
Severe
Possible
Future
April 18th, 2026 11:22:00 am CDT
April 18th, 2026 11:22:00 am CDT
April 19th, 2026 11:30:00 am CDT
Flood Watch
Dubuque; Jackson; Jo Daviess
Flood Watch issued April 18 at 11:22AM CDT until April 24 at 1:00PM CDT by NWS Quad Cities IA IL
...The National Weather Service in Quad Cities IA IL has issued a Flood Watch for the following rivers in Illinois...Iowa... Mississippi River at Camanche affecting Whiteside, Clinton, Scott and Rock Island zones. ...The Flood Watch is extended for the following rivers in Illinois...Iowa... Mississippi River at Dubuque affecting Dubuque, Jo Daviess and Jackson zones. * WHAT...Flooding is possible. * WHERE...Mississippi River at Dubuque. * WHEN...From Wednesday afternoon to early Friday afternoon. * IMPACTS...At 17.0 feet, Water affects homes in Shore Acres in East Dubuque. * ADDITIONAL DETAILS... - At 10:30 AM CDT Saturday the stage was 14.1 feet and slowly rising. - Forecast...Flood stage may be reached early Wednesday afternoon. - Flood stage is 17.0 feet. - http://www.weather.gov/safety/flood
Severe
Possible
Future
April 18th, 2026 11:22:00 am CDT
April 18th, 2026 11:22:00 am CDT
April 19th, 2026 11:30:00 am CDT
Flood Warning
Winnebago, IL; Green, WI; Rock, WI
Flood Warning issued April 18 at 10:06AM CDT until April 20 at 5:00PM CDT by NWS Milwaukee/Sullivan WI
...The Flood Warning is extended for the following rivers in Wisconsin... Baraboo River Near Baraboo affecting Sauk and Columbia Counties. Pecatonica River At Martintown affecting Green County. Wisconsin River At Portage affecting Columbia County. ...The Flood Warning continues for the following rivers in Wisconsin...Illinois... Root River At Racine affecting Racine County. Sheboygan River At Sheboygan affecting Sheboygan County. Rock River Near Lake Koshkonong affecting Rock and Jefferson Counties. Rock River At Fort Atkinson affecting Jefferson County. Rock River At Afton affecting Rock and Winnebago Counties. Rock River At Jefferson affecting Jefferson County. Rock River At Watertown affecting Jefferson County. ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County. Fox River Near Berlin affecting Green Lake County. Crawfish River At Milford affecting Jefferson County. Fox River Lower At Waukesha affecting Waukesha County. Fox River Lower Near New Munster affecting Lake and Kenosha Counties. Milwaukee River Near Cedarburg affecting Ozaukee County. Root River Canal At Raymond affecting Racine County. ...Observed flooding changed from Minor to Moderate severity and increased in duration for the following rivers in Illinois... Wisconsin... Sugar River At Brodhead affecting Rock, Winnebago and Green Counties. * WHAT...Moderate flooding is occurring and minor flooding is forecast. * WHERE...Sugar River at Brodhead. * WHEN...Until Monday afternoon. * IMPACTS...At 8.0 feet, Floodwaters are over Highway T, Beloit Newark Rd, S Hopkins Rd, and there is flooding in Sugar River Park in the Avon Bottoms area of Rock County. There is widespread agricultural and lowland flooding in the Brodhead area. In Illinois, structures at Sugar Shores Camping Resort may be threatened. Winslow Rd is threatened near the river between Durand and Shirland. * ADDITIONAL DETAILS... - At 8:00 AM CDT Saturday the stage was 8.1 feet. - Bankfull stage is 4.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:00 AM CDT Saturday was 8.3 feet. - Forecast...The river is expected to fall below flood stage late Monday morning and continue falling to 2.2 feet Saturday, April 25. - Flood stage is 5.0 feet. - Flood History...This crest compares to a previous crest of 8.1 feet on 05/19/1999. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
April 18th, 2026 10:06:00 am CDT
April 18th, 2026 10:06:00 am CDT
April 18th, 2026 10:15:00 pm CDT
Flood Warning
Winnebago, IL; Rock, WI
Flood Warning issued April 18 at 10:06AM CDT until April 20 at 5:48PM CDT by NWS Milwaukee/Sullivan WI
...Forecast flooding changed from Minor to Moderate severity and increased in duration for the following rivers in Illinois... Wisconsin... Turtle Creek Near Clinton affecting Rock and Winnebago Counties. * WHAT...Minor flooding is occurring and moderate flooding is forecast. This approaches the flood of record. * WHERE...Turtle Creek near Clinton. * WHEN...Until Monday afternoon. * IMPACTS...At 11.5 feet, Water begins to flow across South Creek Rd into agricultural land north of Beloit and toward the abandoned river channel along Philhower Rd. Lathers Rd threatened in Shopiere. Moccasin Trail at Bootmaker Dr, Leeson Park and Leeson Park Rd threatened in Beloit. Widespread inundation of agricultural land from Beloit to Shopiere to Carvers Rock Park. Water overtops low-lying banks just downstream of Broad St in Beloit and just downstream of Blackhawk Blvd/State St in Beloit and South Beloit. * ADDITIONAL DETAILS... - At 8:00 AM CDT Saturday the stage was 8.4 feet. - Bankfull stage is 6.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:00 AM CDT Saturday was 8.4 feet. - Forecast...The river is expected to rise to a crest of 11.7 feet just after midnight tonight. It will then fall below flood stage early Monday morning. - Flood stage is 8.0 feet. - Flood History...This crest compares to a previous crest of 11.8 feet on 06/26/2013. - http://www.weather.gov/safety/flood
Severe
Likely
Expected
April 18th, 2026 10:06:00 am CDT
April 18th, 2026 10:06:00 am CDT
April 18th, 2026 10:15:00 pm CDT
Flood Warning
Lake, IL; Kenosha, WI
Flood Warning issued April 18 at 10:06AM CDT by NWS Milwaukee/Sullivan WI
...The Flood Warning is extended for the following rivers in Wisconsin... Baraboo River Near Baraboo affecting Sauk and Columbia Counties. Pecatonica River At Martintown affecting Green County. Wisconsin River At Portage affecting Columbia County. ...The Flood Warning continues for the following rivers in Wisconsin...Illinois... Root River At Racine affecting Racine County. Sheboygan River At Sheboygan affecting Sheboygan County. Rock River Near Lake Koshkonong affecting Rock and Jefferson Counties. Rock River At Fort Atkinson affecting Jefferson County. Rock River At Afton affecting Rock and Winnebago Counties. Rock River At Jefferson affecting Jefferson County. Rock River At Watertown affecting Jefferson County. ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County. Fox River Near Berlin affecting Green Lake County. Crawfish River At Milford affecting Jefferson County. Fox River Lower At Waukesha affecting Waukesha County. Fox River Lower Near New Munster affecting Lake and Kenosha Counties. Milwaukee River Near Cedarburg affecting Ozaukee County. Root River Canal At Raymond affecting Racine County. ...Observed flooding changed from Minor to Moderate severity and increased in duration for the following rivers in Illinois... Wisconsin... Sugar River At Brodhead affecting Rock, Winnebago and Green Counties. * WHAT...Major flooding is occurring and major flooding is forecast. * WHERE...Fox River Lower near New Munster. * WHEN...Until further notice. * IMPACTS...At 15.0 feet, Highway 50 is closed due to floodwaters over the highway. There is widespread flooding in the Town of Wheatland and Village of Salem Lakes. Floodwaters are into the lower levels of some homes in those areas along Riverside Drive, Shorewood Drive, 101st Street and Shorewood Terrace. * ADDITIONAL DETAILS... - At 9:00 AM CDT Saturday the stage was 14.6 feet. - Bankfull stage is 10.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:00 AM CDT Saturday was 14.6 feet. - Forecast...The river is expected to rise to a crest of 15.0 feet early tomorrow afternoon. - Flood stage is 11.0 feet. - Flood History...This crest compares to a previous crest of 15.0 feet on 08/24/2007. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
April 18th, 2026 10:06:00 am CDT
April 18th, 2026 10:06:00 am CDT
April 18th, 2026 10:15:00 pm CDT
Flood Warning
Winnebago, IL; Rock, WI
Flood Warning issued April 18 at 10:06AM CDT by NWS Milwaukee/Sullivan WI
...The Flood Warning is extended for the following rivers in Wisconsin... Baraboo River Near Baraboo affecting Sauk and Columbia Counties. Pecatonica River At Martintown affecting Green County. Wisconsin River At Portage affecting Columbia County. ...The Flood Warning continues for the following rivers in Wisconsin...Illinois... Root River At Racine affecting Racine County. Sheboygan River At Sheboygan affecting Sheboygan County. Rock River Near Lake Koshkonong affecting Rock and Jefferson Counties. Rock River At Fort Atkinson affecting Jefferson County. Rock River At Afton affecting Rock and Winnebago Counties. Rock River At Jefferson affecting Jefferson County. Rock River At Watertown affecting Jefferson County. ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County. Fox River Near Berlin affecting Green Lake County. Crawfish River At Milford affecting Jefferson County. Fox River Lower At Waukesha affecting Waukesha County. Fox River Lower Near New Munster affecting Lake and Kenosha Counties. Milwaukee River Near Cedarburg affecting Ozaukee County. Root River Canal At Raymond affecting Racine County. ...Observed flooding changed from Minor to Moderate severity and increased in duration for the following rivers in Illinois... Wisconsin... Sugar River At Brodhead affecting Rock, Winnebago and Green Counties. * WHAT...Moderate flooding is occurring and major flooding is forecast. * WHERE...Rock River at Afton. * WHEN...Until further notice. * IMPACTS...At 12.2 feet, There is widespread flooding in the Afton and Janesville areas. Numerous roads and streets adjacent to the river are closed including South River Road on the south side of Janesville, several blocks of Joseph and Charles Streets, a portion of Main Street, and North Loop Road at Traxler Park. The on-ramp to Memorial Drive is closed as is a portion of Riverside Drive. Traxler Park off of Memorial Drive in Janesville is flooded and closed. * ADDITIONAL DETAILS... - At 7:00 AM CDT Saturday the stage was 11.4 feet. - Bankfull stage is 8.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 7:00 AM CDT Saturday was 12.1 feet. - Forecast...The river is expected to rise to 12.3 feet Friday evening. Additional rises are possible thereafter. - Flood stage is 9.0 feet. - Flood History...This crest compares to a previous crest of 12.2 feet on 01/23/2008. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
April 18th, 2026 10:06:00 am CDT
April 18th, 2026 10:06:00 am CDT
April 18th, 2026 10:15:00 pm CDT
Flood Warning
Winnebago, IL
Flood Warning issued April 18 at 9:52AM CDT by NWS Chicago IL
...The Flood Warning continues for the following rivers in Illinois... Pecatonica River near Shirland affecting Winnebago County. Rock River at Byron affecting Ogle County. Rock River at Rockton affecting Winnebago County. Rock River at Latham Park affecting Winnebago County. ...The Flood Warning is extended for the following rivers in Illinois... Kishwaukee River near Perryville affecting Winnebago County. For the Rock River...including Rockton, Latham Park, Rockford (Auburn Street), Byron, Dixon...Moderate flooding is forecast. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Rock River from Swanson Road in Roscoe downstream to Shorewood Park in Loves Park, including the Latham Park gauge. * WHEN...Until further notice. * IMPACTS...At 13.0 feet, Ventura Boulevard is threatened north of Ralston Road in Machesney Park. * ADDITIONAL DETAILS... - At 8:30 AM CDT Saturday the stage was 10.6 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:30 AM CDT Saturday was 10.6 feet. - Forecast...The river is expected to rise to a crest of 12.9 feet early Tuesday morning. - Flood stage is 9.0 feet. - Flood History...This crest compares to a previous crest of 12.9 feet on 07/29/2010. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
April 18th, 2026 09:52:00 am CDT
April 18th, 2026 09:52:00 am CDT
April 19th, 2026 04:00:00 am CDT
Flood Warning
Boone, IL; Winnebago, IL
Flood Warning issued April 18 at 9:52AM CDT until April 19 at 7:00AM CDT by NWS Chicago IL
...Forecast flooding changed to Minor severity and increased in duration for the following rivers in Illinois... Kishwaukee River at Belvidere affecting Winnebago and Boone Counties. For the Kishwaukee River...including Belvidere, Perryville...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Kishwaukee River from County Line Road downstream to confluence with South Branch Kishwaukee River, including the Belvidere gauge. * WHEN...Until tomorrow morning. * IMPACTS...At 9.0 feet, Boone-McHenry County Line Road threatened. Low-lying areas are threatened in Belvidere Park. * ADDITIONAL DETAILS... - At 8:30 AM CDT Saturday the stage was 8.9 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:30 AM CDT Saturday was 9.3 feet. - Forecast...The river is expected to rise to a crest of 9.0 feet this afternoon. It will then fall below flood stage this evening. - Flood stage is 9.0 feet. - http://www.weather.gov/safety/flood
Severe
Likely
Expected
April 18th, 2026 09:52:00 am CDT
April 18th, 2026 09:52:00 am CDT
April 19th, 2026 04:00:00 am CDT
Flood Warning
Winnebago, IL
Flood Warning issued April 18 at 9:52AM CDT by NWS Chicago IL
...The Flood Warning continues for the following rivers in Illinois... Pecatonica River near Shirland affecting Winnebago County. Rock River at Byron affecting Ogle County. Rock River at Rockton affecting Winnebago County. Rock River at Latham Park affecting Winnebago County. ...The Flood Warning is extended for the following rivers in Illinois... Kishwaukee River near Perryville affecting Winnebago County. For the Rock River...including Rockton, Latham Park, Rockford (Auburn Street), Byron, Dixon...Moderate flooding is forecast. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Rock River from Prairie Hill Road downstream to Swanson Road in Roscoe, including the Rockton gauge. * WHEN...Until further notice. * IMPACTS...At 13.5 feet, Old River Road threatened west of Roscoe Bridge. * ADDITIONAL DETAILS... - At 8:30 AM CDT Saturday the stage was 11.8 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:30 AM CDT Saturday was 11.8 feet. - Forecast...The river is expected to rise to a crest of 13.4 feet early Monday afternoon. - Flood stage is 10.0 feet. - Flood History...This crest compares to a previous crest of 13.5 feet on 02/26/2018. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
April 18th, 2026 09:52:00 am CDT
April 18th, 2026 09:52:00 am CDT
April 19th, 2026 04:00:00 am CDT
Flood Warning
Winnebago, IL
Flood Warning issued April 18 at 9:52AM CDT until April 24 at 7:00PM CDT by NWS Chicago IL
...The Flood Warning continues for the following rivers in Illinois... Pecatonica River near Shirland affecting Winnebago County. Rock River at Byron affecting Ogle County. Rock River at Rockton affecting Winnebago County. Rock River at Latham Park affecting Winnebago County. ...The Flood Warning is extended for the following rivers in Illinois... Kishwaukee River near Perryville affecting Winnebago County. For the Rock River...including Rockton, Latham Park, Rockford (Auburn Street), Byron, Dixon...Moderate flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Pecatonica River from Winnebago County line downstream to confluence with the Rock River, including the Shirland gauge. * WHEN...Until Friday evening. * IMPACTS...At 14.0 feet, Structures threatened at Rivers Edge Campground east of Shirland. * ADDITIONAL DETAILS... - At 9:00 AM CDT Saturday the stage was 12.8 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:00 AM CDT Saturday was 12.8 feet. - Forecast...The river is expected to rise to a crest of 13.9 feet Monday morning. It will then fall below flood stage early Friday afternoon. - Flood stage is 12.0 feet. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
April 18th, 2026 09:52:00 am CDT
April 18th, 2026 09:52:00 am CDT
April 19th, 2026 04:00:00 am CDT
Flood Warning
Ogle, IL
Flood Warning issued April 18 at 9:52AM CDT by NWS Chicago IL
...The Flood Warning continues for the following rivers in Illinois... Pecatonica River near Shirland affecting Winnebago County. Rock River at Byron affecting Ogle County. Rock River at Rockton affecting Winnebago County. Rock River at Latham Park affecting Winnebago County. ...The Flood Warning is extended for the following rivers in Illinois... Kishwaukee River near Perryville affecting Winnebago County. For the Rock River...including Rockton, Latham Park, Rockford (Auburn Street), Byron, Dixon...Moderate flooding is forecast. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Rock River from Confluence with Kishwaukee River to Castle Rock State Park near Oregon, including the Byron gauge. * WHEN...Until further notice. * IMPACTS...At 15.5 feet, Water threatens lower sections of the water treatment plant property in Byron. Water threatens IL-2 west of Byron. * ADDITIONAL DETAILS... - At 9:15 AM CDT Saturday the stage was 13.8 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:15 AM CDT Saturday was 13.8 feet. - Forecast...The river is expected to rise to a crest of 15.3 feet early Monday afternoon. - Flood stage is 13.0 feet. - Flood History...This crest compares to a previous crest of 15.4 feet on 07/22/2017. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
April 18th, 2026 09:52:00 am CDT
April 18th, 2026 09:52:00 am CDT
April 19th, 2026 04:00:00 am CDT
Flood Warning
Winnebago, IL
Flood Warning issued April 18 at 9:52AM CDT until April 21 at 2:12PM CDT by NWS Chicago IL
...The Flood Warning continues for the following rivers in Illinois... Pecatonica River near Shirland affecting Winnebago County. Rock River at Byron affecting Ogle County. Rock River at Rockton affecting Winnebago County. Rock River at Latham Park affecting Winnebago County. ...The Flood Warning is extended for the following rivers in Illinois... Kishwaukee River near Perryville affecting Winnebago County. For the Rock River...including Rockton, Latham Park, Rockford (Auburn Street), Byron, Dixon...Moderate flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Kishwaukee River from Confluence with South Branch Kishwaukee River downstream to the Rock River, including the Perryville gauge. * WHEN...Until early Tuesday afternoon. * IMPACTS...At 15.0 feet, Old Perryville Road threatened south of Rockford. Widespread inundation of agricultural land and forest land near Chicago Rockford International Airport. * ADDITIONAL DETAILS... - At 8:30 AM CDT Saturday the stage was 13.3 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:30 AM CDT Saturday was 13.3 feet. - Forecast...The river is expected to rise to a crest of 14.2 feet this evening. It will then fall below flood stage Tuesday morning. - Flood stage is 12.0 feet. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
April 18th, 2026 09:52:00 am CDT
April 18th, 2026 09:52:00 am CDT
April 19th, 2026 04:00:00 am CDT
Flood Watch
Winnebago
Flood Watch issued April 18 at 9:52AM CDT until April 22 at 7:00PM CDT by NWS Chicago IL
...The Flood Watch continues for the following rivers in Illinois... Rock River at Rockford (Auburn Street) affecting Winnebago County. For the Rock River...including Rockton, Latham Park, Rockford (Auburn Street), Byron, Dixon...flooding is possible. * WHAT...Flooding is possible. * WHERE...Rock River from Shorewood Park in Loves Park downstream to confluence with Kishwaukee River, including the Rockford (Auburn Street) gauge. * WHEN...From Monday morning to Wednesday evening. * IMPACTS...At 6.5 feet, River Bluff Court and River Court are threatened in Loves Park. Marinelli Field is threatened in Blackhawk Park. * ADDITIONAL DETAILS... - At 8:45 AM CDT Saturday the stage was 4.7 feet. - Forecast...Flood stage may be reached based on the latest forecast information. - Flood stage is 6.0 feet. - http://www.weather.gov/safety/flood
Severe
Possible
Future
April 18th, 2026 09:52:00 am CDT
April 18th, 2026 09:52:00 am CDT
April 19th, 2026 04:00:00 am CDT
Flood Warning
Hancock, IL; McDonough, IL
Flood Warning issued April 18 at 9:34AM CDT until April 21 at 5:46AM CDT by NWS Quad Cities IA IL
...Forecast flooding changed from Minor to Moderate severity and increased in duration for the following rivers in Illinois... La Moine River at Colmar affecting McDonough and Hancock Counties. * WHAT...Moderate flooding is forecast. * WHERE...La Moine River at Colmar. * WHEN...From this afternoon to early Tuesday morning. * IMPACTS...At 22.5 feet, Water affects lower roads around Birmingham. * ADDITIONAL DETAILS... - At 8:45 AM CDT Saturday the stage was 18.7 feet and rising. - Forecast...The river is expected to rise above flood stage this afternoon to a crest of 22.1 feet early tomorrow afternoon. It will then fall below flood stage late Monday evening. - Flood stage is 20.0 feet.
Severe
Likely
Expected
April 18th, 2026 09:34:00 am CDT
April 18th, 2026 09:34:00 am CDT
April 19th, 2026 09:45:00 am CDT
Flood Warning
Henry, IL; Rock Island, IL; Whiteside, IL
Flood Warning issued April 18 at 9:33AM CDT by NWS Quad Cities IA IL
...Forecast flooding changed from Moderate to Major severity for the following rivers in Illinois... Rock River at Moline affecting Henry IL and Rock Island Counties. Rock River near Joslin affecting Whiteside, Henry IL and Rock Island Counties. * WHAT...Minor flooding is occurring and major flooding is forecast. * WHERE...Rock River near Joslin. * WHEN...Until further notice. * IMPACTS...At 16.5 feet, Water affects the lowest sections of Broadway and Main Street in Cleveland and affects a few homes. * ADDITIONAL DETAILS... - At 8:45 AM CDT Saturday the stage was 13.8 feet and rising. - Forecast...The river is expected to rise to a crest of 17.0 feet Wednesday evening. - Flood stage is 12.0 feet.
Severe
Likely
Expected
April 18th, 2026 09:33:00 am CDT
April 18th, 2026 09:33:00 am CDT
April 19th, 2026 09:45:00 am CDT
Flood Warning
Whiteside, IL
Flood Warning issued April 18 at 9:33AM CDT by NWS Quad Cities IA IL
...The Flood Warning is extended for the following rivers in Illinois... Rock River at Como affecting Whiteside County. * WHAT...Minor flooding is forecast. * WHERE...Rock River at Como. * WHEN...From this evening until further notice. * IMPACTS...At 12.8 feet, Water begins to encroach into properties on Regan Road northeast of Como. * ADDITIONAL DETAILS... - At 9:15 AM CDT Saturday the stage was 11.8 feet and rising. - Forecast...The river is expected to rise above flood stage this evening and continue rising to a crest of 14.0 feet early Tuesday morning. - Flood stage is 12.5 feet.
Severe
Observed
Immediate
April 18th, 2026 09:33:00 am CDT
April 18th, 2026 09:33:00 am CDT
April 19th, 2026 09:45:00 am CDT
Flood Warning
Henry, IL; Rock Island, IL
Flood Warning issued April 18 at 9:33AM CDT by NWS Quad Cities IA IL
...Forecast flooding changed from Moderate to Major severity for the following rivers in Illinois... Rock River at Moline affecting Henry IL and Rock Island Counties. Rock River near Joslin affecting Whiteside, Henry IL and Rock Island Counties. * WHAT...Minor flooding is occurring and major flooding is forecast. This approaches the flood of record. * WHERE...Rock River at Moline. * WHEN...Until further notice. * IMPACTS...At 15.0 feet, Water affects business parking lots on 52nd Avenue in Moline. Water also affects most homes on South Shore Drive and North Shore Drive. * ADDITIONAL DETAILS... - At 8:30 AM CDT Saturday the stage was 12.4 feet and rising. - Forecast...The river is expected to rise to a crest of 14.6 feet Wednesday morning. - Flood stage is 12.0 feet.
Severe
Likely
Expected
April 18th, 2026 09:33:00 am CDT
April 18th, 2026 09:33:00 am CDT
April 19th, 2026 09:45:00 am CDT
Flood Warning
Stephenson, IL
Flood Warning issued April 18 at 9:28AM CDT until April 22 at 3:00PM CDT by NWS Quad Cities IA IL
...The Flood Warning is extended for the following rivers in Illinois... Pecatonica River at Freeport affecting Stephenson County. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Pecatonica River at Freeport. * WHEN...Until Wednesday afternoon. * IMPACTS...At 14.0 feet, Moderate Flood Stage. Minor street flooding begins in Freeport and water affects a few back yards east of the Pecatonica River. * ADDITIONAL DETAILS... - At 8:30 AM CDT Saturday the stage was 13.1 feet and rising. - Forecast...The river is expected to rise to a crest of 14.0 feet just after midnight tonight. It will then fall below flood stage Wednesday morning. - Flood stage is 13.0 feet.
Severe
Observed
Immediate
April 18th, 2026 09:28:00 am CDT
April 18th, 2026 09:28:00 am CDT
April 19th, 2026 09:30:00 am CDT
Flood Warning
Bureau, IL; La Salle, IL; Putnam, IL
Flood Warning issued April 18 at 5:48AM CDT by NWS Chicago IL
...The Flood Warning is extended for the following rivers in Illinois... Illinois River at La Salle affecting Bureau, Putnam and La Salle Counties. For the Illinois River (Upper)...including La Salle...Minor flooding is occurring. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Illinois River from Starved Rock Lock and Dam downstream to confluence with Big Bureau Creek, including the La Salle gauge. * WHEN...From early this morning until further notice. * IMPACTS...At 20.0 feet, Agricultural areas in La Salle, Spring Valley, and Peru are inundated. At 22.0 feet, Lower parking lot at Starved Rock State Park is inundated east of La Salle. High water levels begin to impact shipping interests along the river. * ADDITIONAL DETAILS... - At 4:45 AM CDT Saturday the stage was 20.5 feet. - Recent Activity...The river rose into minor flood stage last night. - Forecast...The river is expected to continue rising and crest near 23.5 feet on Sunday. - Flood stage is 20.0 feet. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
April 18th, 2026 05:48:00 am CDT
April 18th, 2026 05:48:00 am CDT
April 19th, 2026 12:00:00 am CDT
Flood Warning
La Salle, IL
Flood Warning issued April 18 at 5:44AM CDT until April 21 at 1:00PM CDT by NWS Chicago IL
...The National Weather Service in Chicago IL has issued a Flood Warning for the following rivers in Illinois... Illinois River at Ottawa affecting La Salle County. For the Illinois River (Upper)...including Ottawa...Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Illinois River from Heritage Harbor east of Ottawa downstream to Starved Rock Lock and Dam, including the Ottawa gauge. * WHEN...From this afternoon to early Tuesday afternoon. * IMPACTS...At 462.5 feet, Roadway entrance to Allen Park threatened in Ottawa. Allen Park west boat ramp inundated in Ottawa. At 464.0 feet, Backwater causes the Fox River to reach bankfull near St. Elizabeth Medical Center in Ottawa. * ADDITIONAL DETAILS... - At 4:30 AM CDT Saturday the stage was 462.2 feet. - Forecast...The river is expected to rise above flood stage later today. - Flood stage is 463.0 feet. - http://www.weather.gov/safety/flood
Severe
Likely
Expected
April 18th, 2026 05:44:00 am CDT
April 18th, 2026 05:44:00 am CDT
April 18th, 2026 11:45:00 pm CDT
Flood Warning
Adams, IL; Lewis, MO
Flood Warning issued April 18 at 2:43AM CDT by NWS St Louis MO
...The Flood Warning is extended for the following rivers in Missouri...Illinois... Mississippi River at Canton. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Canton. * WHEN...From this morning until further notice. * IMPACTS...At 16.6 feet, Front Street leading to the campground and Corps park campgrounds flood at this height. * ADDITIONAL DETAILS... - At 2:00 AM CDT Saturday the stage was 14.8 feet. - Forecast...The river is expected to rise above flood stage this morning and continue rising to 15.7 feet Friday morning. Additional rises are possible thereafter. - Flood stage is 15.0 feet.
Severe
Observed
Immediate
April 18th, 2026 02:43:00 am CDT
April 18th, 2026 02:43:00 am CDT
April 19th, 2026 02:45:00 pm CDT
Flood Warning
Lake, IL
Flood Warning issued April 18 at 1:33AM CDT by NWS Chicago IL
...The Flood Warning continues for the following rivers in Illinois... Des Plaines River near Russell affecting Lake IL County. For the Des Plaines River...including Russell...Moderate flooding is forecast. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Des Plaines River from IL/WI state line downstream to US-41 in Gurnee, including the Russell gauge. * WHEN...Until further notice. * IMPACTS...At 8.0 feet, Agricultural and park land is inundated near the river. Residential property is threatened near the river. At 9.5 feet, Residential structures threatened along Russell Road between the river and Kilbourne Road. Industrial parking lots threatened along Kilbourne Road. * ADDITIONAL DETAILS... - At 12:30 AM CDT Saturday the stage was 9.2 feet. - Recent Activity...Recent rainfall caused the river level to jump quickly from 8.7 feet this morning to now over 9 feet. - Forecast...The river is expected to crest at just over 9 feet early Saturday before gradually falling over the next few days. - Flood stage is 7.0 feet. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
April 18th, 2026 01:33:00 am CDT
April 18th, 2026 01:33:00 am CDT
April 18th, 2026 07:45:00 pm CDT
Flood Warning
Cook, IL; Lake, IL
Flood Warning issued April 18 at 1:32AM CDT by NWS Chicago IL
...Forecast flooding changed from Moderate to Major severity for the following rivers in Illinois... Des Plaines River at Lincolnshire affecting Lake IL and Cook Counties. For the Des Plaines River...including Lincolnshire...Major flooding is forecast. * WHAT...Moderate flooding is occurring and major flooding is forecast. * WHERE...Des Plaines River from Townline Road in Libertyville downstream to Palatine Road in Prospect Heights, including the Lincolnshire gauge. * WHEN...Until further notice. * IMPACTS...At 15.0 feet, Structures threatened along IL-22 (Half-Day Road) just east of the river. Multiple structures threatened near and west of US-45 (Milwaukee Avenue) and Deerfield Road. Deerfield Road threatened near the river. Multiple trails inundated in Half-Day Forest Preserve. * ADDITIONAL DETAILS... - At 12:45 AM CDT Saturday the stage was 14.1 feet. - Recent Activity...Recent rainfall caused the river level to rise quickly from 13.6 feet this afternoon to now over 14 feet. - Forecast...The river is expected to rise to a crest near 15.5 feet late Saturday. It will then gradually fall through the early part of next week. - Flood stage is 12.5 feet. - http://www.weather.gov/safety/flood
Severe
Likely
Expected
April 18th, 2026 01:32:00 am CDT
April 18th, 2026 01:32:00 am CDT
April 18th, 2026 07:45:00 pm CDT
Flood Warning
Kane, IL; Lake, IL; McHenry, IL
Flood Warning issued April 17 at 11:24PM CDT by NWS Chicago IL
...The Flood Warning continues for the following rivers in Illinois... Fox River at Montgomery affecting Kendall and Kane Counties. Fox River at Algonquin Lock & Dam tailwater affecting Lake IL, Kane and McHenry Counties. For the Fox River (Illinois)...including Algonquin Lock & Dam tailwater, Montgomery, Dayton...Moderate flooding is forecast. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Fox River from Johnsburg downstream to Red Gate Road in St. Charles, including the Algonquin Lock & Dam tailwater gauge. * WHEN...Until further notice. * IMPACTS...At 11.5 feet, Residences threatened along Oceola Drive in Algonquin. A few residences threatened along McBridge Street in Elgin. Jayne Street and Beach Drive threatened in Algonquin. River Street threatened in East Dundee. Jerusha Avenue threatened in Elgin. Fox River Trail threatened between East Dundee and Elgin. At 12.0 feet, Structures threatened along River Street, Johnson Street, and Maiden Lane in East Dundee. North Harrison Street threatened near Riverside Park in Algonquin. Washington Street threatened in Carpentersville. Water Street, Edwards Avenue, and Elgin Avenue threatened in East Dundee. Bayview Road threatened in Elgin. Low-lying areas of Festival Park are threatened in Elgin. * ADDITIONAL DETAILS... - At 10:30 PM CDT Friday the stage was 10.9 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:30 PM CDT Friday was 10.9 feet. The river has begun to rise due to recent rainfall. - Forecast...The river is now expected to crest near 11.5 to 12.0 feet late next week due to recent rainfall. - Flood stage is 9.5 feet. - Flood History...This crest compares to a previous crest of 11.8 feet on 05/23/2020. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
April 17th, 2026 11:24:00 pm CDT
April 17th, 2026 11:24:00 pm CDT
April 18th, 2026 05:30:00 pm CDT
Flood Warning
Kane, IL; Kendall, IL
Flood Warning issued April 17 at 11:24PM CDT by NWS Chicago IL
...The Flood Warning continues for the following rivers in Illinois... Fox River at Montgomery affecting Kendall and Kane Counties. Fox River at Algonquin Lock & Dam tailwater affecting Lake IL, Kane and McHenry Counties. For the Fox River (Illinois)...including Algonquin Lock & Dam tailwater, Montgomery, Dayton...Moderate flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Fox River from Red Gate Road in St. Charles downstream to Millington, including the Montgomery gauge. * WHEN...Until further notice. * IMPACTS...At 13.5 feet, Low-lying parking lots at city hall and Boy Scout Island are threatened in St. Charles. Fox River Trail is threatened at St. Mary Park in St. Charles. * ADDITIONAL DETAILS... - At 11:00 PM CDT Friday the stage was 13.5 feet. - Forecast...The river will remain near flood stage for the next several days. - Flood stage is 13.5 feet. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
April 17th, 2026 11:24:00 pm CDT
April 17th, 2026 11:24:00 pm CDT
April 18th, 2026 05:30:00 pm CDT
Flood Warning
Lake, IL
Flood Warning issued April 17 at 11:13PM CDT until April 24 at 11:01AM CDT by NWS Chicago IL
...The Flood Warning continues for the following rivers in Illinois... Des Plaines River near Gurnee affecting Lake IL County. Des Plaines River at Lincolnshire affecting Cook and Lake IL Counties. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Des Plaines River from US-41 in Gurnee downstream to Townline Road in Vernon Hills, including the Gurnee gauge. * WHEN...Until Friday, April 24. * IMPACTS...At 10.0 feet, Residences threatened along Kilbourne Road and near O'Plaine Road and McClure Avenue in Gurnee. Businesses threatened along Old Grand Avenue near IL-132 in Gurnee. IL-132 (Grand Avenue) is threatened east of the river in Gurnee. * ADDITIONAL DETAILS... - At 10:30 PM CDT Friday the stage was 9.4 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:30 PM CDT Friday was 9.4 feet. The river has begun to rise due to recent rainfall. - Forecast...The river is expected to crest near 10.0 feet on Sunday. - Flood stage is 7.0 feet. - Flood History...This crest compares to a previous crest of 9.8 feet on 05/20/2020. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
April 17th, 2026 11:13:00 pm CDT
April 17th, 2026 11:13:00 pm CDT
April 18th, 2026 05:15:00 pm CDT
Flood Warning
Cook, IL
Flood Warning issued April 17 at 10:59PM CDT until April 20 at 4:00AM CDT by NWS Chicago IL
...The National Weather Service in Chicago IL has issued a Flood Warning for the following rivers in Illinois... Des Plaines River at Riverside affecting Cook County. For the Des Plaines River...including Riverside...Minor flooding is forecasted. * WHAT...Minor flooding is forecasted. * WHERE...Des Plaines River from Roosevelt Road in Forest Park downstream to Hodgkins, including the Riverside gauge. * WHEN...From Saturday afternoon to early Monday morning. * IMPACTS...At 8.0 feet, Park areas are inundated near the confluence of Des Plaines River and Salt Creek. * ADDITIONAL DETAILS... - At 9:45 PM CDT Friday the stage was 6.7 feet. - Forecast...The river is expected to rise above flood stage early tomorrow afternoon to a crest of 7.9 feet Sunday morning. It will then fall below flood stage late Sunday evening. - Flood stage is 7.5 feet. - http://www.weather.gov/safety/flood
Severe
Likely
Expected
April 17th, 2026 10:59:00 pm CDT
April 17th, 2026 10:59:00 pm CDT
April 18th, 2026 05:00:00 pm CDT
Flood Warning
Cook, IL
Flood Warning issued April 17 at 10:55PM CDT by NWS Chicago IL
...The Flood Warning continues for the following rivers in Illinois... Des Plaines River near Des Plaines affecting Cook County. For the Des Plaines River...including Des Plaines, Riverside...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecasted to continue. * WHERE...Des Plaines River from Palatine Road in Prospect Heights downstream to Irving Park Road in Chicago, including the Des Plaines gauge. * WHEN...Until further notice. * IMPACTS...At 17.0 feet, Central Road and Golf Road are threatened in Des Plaines. * ADDITIONAL DETAILS... - At 10:45 PM CDT Friday the stage was 16.3 feet. - Forecast...The river is expected to rise to a crest of 17.1 feet tomorrow evening. It will then be slow to fall into next week. - Flood stage is 15.0 feet. - http://www.weather.gov/safety/flood
Severe
Observed
Immediate
April 17th, 2026 10:55:00 pm CDT
April 17th, 2026 10:55:00 pm CDT
April 18th, 2026 05:00:00 pm CDT
Flood Warning
Calhoun, IL; Pike, MO
Flood Warning issued April 17 at 10:06PM CDT by NWS St Louis MO
...The Flood Warning continues for the following river in Missouri and Illinois... Mississippi River at Saverton. Mississippi River at Winfield. Mississippi River at Hannibal. Mississippi River at Clarksville. Mississippi River at Louisiana. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Clarksville. * WHEN...Until further notice. * IMPACTS...At 29.0 feet, Water enters the parking lot entrance at the Clarksville Riverfront Park. * ADDITIONAL DETAILS... - At 9:30 PM CDT Friday the stage was 26.4 feet. - Forecast...The river is expected to rise to a crest of 28.3 feet Monday evening. - Flood stage is 25.0 feet.
Severe
Observed
Immediate
April 17th, 2026 10:06:00 pm CDT
April 17th, 2026 10:06:00 pm CDT
April 19th, 2026 10:15:00 am CDT
Flood Warning
Pike, IL; Marion, MO
Flood Warning issued April 17 at 10:06PM CDT by NWS St Louis MO
...The Flood Warning continues for the following river in Missouri and Illinois... Mississippi River at Saverton. Mississippi River at Winfield. Mississippi River at Hannibal. Mississippi River at Clarksville. Mississippi River at Louisiana. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Hannibal. * WHEN...Until further notice. * IMPACTS...At 19.0 feet, The Corps of Engineers begins flood fight procedures. At this level, preparations are made to install two flood gates at Hill Street and Center Street if the forecast exceeds 20.5 feet. * ADDITIONAL DETAILS... - At 9:15 PM CDT Friday the stage was 17.5 feet. - Forecast...The river is expected to rise to a crest of 19.4 feet Monday afternoon. - Flood stage is 17.0 feet.
Severe
Observed
Immediate
April 17th, 2026 10:06:00 pm CDT
April 17th, 2026 10:06:00 pm CDT
April 19th, 2026 10:15:00 am CDT
Flood Warning
Pike, IL; Pike, MO
Flood Warning issued April 17 at 10:06PM CDT by NWS St Louis MO
...The Flood Warning continues for the following river in Missouri and Illinois... Mississippi River at Saverton. Mississippi River at Winfield. Mississippi River at Hannibal. Mississippi River at Clarksville. Mississippi River at Louisiana. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Louisiana. * WHEN...Until further notice. * IMPACTS...At 17.0 feet, The parking area at the boat house floods. * ADDITIONAL DETAILS... - At 9:30 PM CDT Friday the stage was 16.4 feet. - Forecast...The river is expected to rise to a crest of 18.1 feet Monday afternoon. - Flood stage is 15.0 feet.
Severe
Observed
Immediate
April 17th, 2026 10:06:00 pm CDT
April 17th, 2026 10:06:00 pm CDT
April 19th, 2026 10:15:00 am CDT
Flood Warning
Pike, IL; Ralls, MO
Flood Warning issued April 17 at 10:06PM CDT by NWS St Louis MO
...The Flood Warning continues for the following river in Missouri and Illinois... Mississippi River at Saverton. Mississippi River at Winfield. Mississippi River at Hannibal. Mississippi River at Clarksville. Mississippi River at Louisiana. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Saverton. * WHEN...Until further notice. * ADDITIONAL DETAILS... - At 6:00 PM CDT Friday the stage was 15.8 feet. - Forecast...The river is expected to rise above flood stage late tomorrow morning. - Flood stage is 16.0 feet.
Severe
Observed
Immediate
April 17th, 2026 10:06:00 pm CDT
April 17th, 2026 10:06:00 pm CDT
April 19th, 2026 10:15:00 am CDT
Flood Warning
Calhoun, IL; Lincoln, MO
Flood Warning issued April 17 at 10:06PM CDT by NWS St Louis MO
...The Flood Warning continues for the following river in Missouri and Illinois... Mississippi River at Saverton. Mississippi River at Winfield. Mississippi River at Hannibal. Mississippi River at Clarksville. Mississippi River at Louisiana. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Winfield. * WHEN...Until further notice. * IMPACTS...At 28.3 feet, Near this height, Lakeview Drive becomes impassable and Kampville Road begins flooding in northern St. Charles County. * ADDITIONAL DETAILS... - At 9:30 PM CDT Friday the stage was 26.3 feet. - Forecast...The river is expected to rise to a crest of 28.3 feet Tuesday afternoon. - Flood stage is 26.0 feet.
Severe
Observed
Immediate
April 17th, 2026 10:06:00 pm CDT
April 17th, 2026 10:06:00 pm CDT
April 19th, 2026 10:15:00 am CDT
Flood Warning
Calhoun, IL; Greene, IL; Jersey, IL
Flood Warning issued April 17 at 9:56PM CDT by NWS St Louis MO
...The Flood Warning continues for the following river in Illinois... Illinois River at Hardin. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Illinois River at Hardin. * WHEN...From Sunday afternoon until further notice. * IMPACTS...At 25.0 feet, Flood Stage. Lowland flooding of unprotected agricultural land begins. * ADDITIONAL DETAILS... - At 9:30 PM CDT Friday the stage was 24.6 feet. - Forecast...The river is expected to rise above flood stage early Sunday afternoon and continue rising to a crest of 26.5 feet Wednesday evening. - Flood stage is 25.0 feet.
Severe
Observed
Immediate
April 17th, 2026 09:56:00 pm CDT
April 17th, 2026 09:56:00 pm CDT
April 19th, 2026 10:00:00 am CDT
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29.99 inHg.
Barometer 51%
Humidity NW 28.8 mph Wind |
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| Partly Cloudy | ||