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Pecatonica Warnings, Watches and Advisories

NWS Active Alerts for IL - Map View

State: IL Total alerts: 24 Updated: Sep 20, 2026 9:53am CDT

Flood Warning

Area
Cook, IL; Lake, IN
Flood Warning issued September 20 at 9:45AM CDT until September 21 at 1:00AM CDT by NWS Chicago IL

...The Flood Warning continues for the following rivers in Illinois...Indiana... Little Calumet River at Munster (Hohman Avenue) affecting Lake IN and Cook Counties. For the Little Calumet River...including South Holland, Munster (Hohman Avenue)...Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Little Calumet River from IN-912 in Hammond downstream to confluence with Thorn Creek in South Holland, including the Munster (Hohman Avenue) gauge. * WHEN...Until late tonight. * IMPACTS...At 12.5 feet, Most areas outside of the levee-protected area are inundated in Hammond and Munster. * ADDITIONAL DETAILS... - At 9:00 AM CDT Sunday the stage was 9.3 feet. - Forecast...The river is expected to briefly rise and crest to around flood stage of 12.0 feet late this afternoon into early evening. It will then fall below flood stage late this evening. - Flood stage is 12.0 feet. - http://www.weather.gov/safety/flood

Flood Warning

Area
Lake, IL; Kenosha, WI
Flood Warning issued September 20 at 9:35AM CDT until September 23 at 3:00PM CDT by NWS Milwaukee/Sullivan WI

...The National Weather Service in Milwaukee/Sullivan has issued a Flood Warning for the following rivers in Illinois...Wisconsin... Fox River Lower Near New Munster affecting Kenosha and Lake Counties. * WHAT...Minor flooding is forecast. * WHERE...Fox River Lower near New Munster. * WHEN...From this evening to Wednesday afternoon. * IMPACTS...At 12.0 feet, Water is up to the first floor levels of some homes in the Town of Wheatland, Silver Lake and Village of Salem Lakes area along Riverside Drive and Shorewood Drive. Hoosier Creek Rd floods. * ADDITIONAL DETAILS... - At 9:00 AM CDT Sunday the stage was 9.8 feet. - Bankfull stage is 10.0 feet. - Forecast...The river is expected to rise above flood stage this evening to a crest of 11.9 feet early tomorrow afternoon. It will then fall below flood stage late Wednesday morning. - Flood stage is 11.0 feet. - Flood History...This crest compares to a previous crest of 11.7 feet on 05/10/2019. - http://www.weather.gov/safety/flood

Flood Watch

Area
Northern Will; Southern Will
Flood Watch issued September 20 at 9:28AM CDT until September 21 at 7:00PM CDT by NWS Chicago IL

...The Flood Watch is extended for the following rivers in Illinois... Du Page River at Shorewood affecting Will County. For the Du Page River...including Shorewood...flooding is possible. * WHAT...Flooding is possible. * WHERE...Du Page River from IL-59 in Plainfield downstream to confluence with Des Plaines River, including the Shorewood gauge. * WHEN...From late this afternoon to Monday evening. * IMPACTS...At 16.0 feet, Clark Drive threatened in Shorewood. * ADDITIONAL DETAILS... - At 8:45 AM CDT Sunday the stage was 13.8 feet. - Forecast...Flood stage may be reached based on the latest forecast information. - Flood stage is 15.5 feet. - http://www.weather.gov/safety/flood

Flood Warning

Area
La Salle, IL
Flood Warning issued September 20 at 9:28AM CDT until September 23 at 1:00AM CDT by NWS Chicago IL

...The Flood Warning is extended for the following rivers in Illinois... Fox River at Dayton affecting La Salle County. * WHAT...Moderate flooding is forecast. * WHERE...Fox River from Millington downstream to confluence with the Illinois River, including the Dayton gauge. * WHEN...From this afternoon to late Tuesday night. * IMPACTS...At 14.5 feet, Low-lying agricultural land inundated near Norway. * ADDITIONAL DETAILS... - At 8:45 AM CDT Sunday the stage was 9.6 feet. - Forecast...The river is expected to rise above flood stage this afternoon to a crest of 14.9 feet Monday morning. It will then fall below flood stage Tuesday afternoon. - Flood stage is 12.0 feet. - http://www.weather.gov/safety/flood

Flood Watch

Area
Buchanan; Delaware; Dubuque; Benton; Linn; Jones; Jackson; Iowa; Johnson; Cedar; Clinton; Muscatine; Scott; Keokuk; Washington; Louisa; Jo Daviess; Stephenson; Carroll; Whiteside; Rock Island; Henry; Bureau; Putnam; Mercer
Flood Watch issued September 20 at 9:24AM CDT until September 20 at 1:00PM CDT by NWS Quad Cities IA IL

* WHAT...Flooding caused by excessive rainfall overnight continues to be possible. * WHERE...Portions of Illinois, including the following areas, Bureau, Carroll, Henry IL, Jo Daviess, Mercer, Putnam, Rock Island, Stephenson and Whiteside and Iowa, including the following areas, Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque, Iowa, Jackson, Johnson, Jones, Keokuk, Linn, Louisa, Muscatine, Scott and Washington. * WHEN...Until 1 PM CDT this afternoon. * IMPACTS...Flooding may occur in poor drainage and urban areas. Area creeks and streams are running high and could flood with more heavy rain. * ADDITIONAL DETAILS... - Heavy rains have ended over the area, but many area creeks are running high and in some cases, are flooding this morning. This areal flooding will continue this morning, with additional rainfall amounts under one quarter inch.

Flood Warning

Area
Henry, IL; Rock Island, IL
Flood Warning issued September 20 at 9:23AM CDT until September 25 at 6:00AM CDT by NWS Quad Cities IA IL

...The National Weather Service in Quad Cities has issued a Flood Warning for the following rivers in Illinois... Rock River near Joslin affecting Rock Island, Whiteside and Henry IL Counties. Rock River at Moline affecting Rock Island and Henry IL Counties. .Additional rainfall from today through Monday night is expected to be considerably lighter than what fell Thursday through Saturday night. This helps provide higher confidence in these river forecasts. ...REPLACES RIVER FLOOD WATCH... * WHAT...Moderate flooding is forecast. * WHERE...Rock River at Moline. * WHEN...From Monday evening to Friday morning. * IMPACTS...At 13.2 feet, water affects 60th Street south of John Deere Road in Moline and 56th Ave from Green Valley Park 48th St. Water is on Canal Road in Big Island. Smith's Island is affected by flood waters. * ADDITIONAL DETAILS... - At 8:30 AM CDT Sunday the stage was 9.5 feet and rising. - Forecast...The river is expected to rise above flood stage Monday evening to a crest of 13.6 feet Tuesday evening. It will then fall below flood stage late Thursday evening. - Flood stage is 12.0 feet.

Flood Warning

Area
Henry, IL; Rock Island, IL; Whiteside, IL
Flood Warning issued September 20 at 9:23AM CDT until September 24 at 2:00AM CDT by NWS Quad Cities IA IL

...The National Weather Service in Quad Cities has issued a Flood Warning for the following rivers in Illinois... Rock River near Joslin affecting Rock Island, Whiteside and Henry IL Counties. Rock River at Moline affecting Rock Island and Henry IL Counties. .Additional rainfall from today through Monday night is expected to be considerably lighter than what fell Thursday through Saturday night. This helps provide higher confidence in these river forecasts. ...REPLACES RIVER FLOOD WATCH... * WHAT...Minor flooding is forecast. * WHERE...Rock River near Joslin. * WHEN...From Monday afternoon to late Wednesday night. * IMPACTS...At 13.0 feet, Flooding of unprotected agricultural land occurs. Water also affects Lundeens Landing Campground. * ADDITIONAL DETAILS... - At 8:45 AM CDT Sunday the stage was 7.3 feet and rising. - Forecast...The river is expected to rise above flood stage early Monday afternoon to a crest of 13.3 feet Tuesday afternoon. It will then fall below flood stage Wednesday afternoon. - Flood stage is 12.0 feet.

Flood Warning

Area
Lake, IL
Flood Warning issued September 20 at 9:14AM CDT by NWS Chicago IL

...The National Weather Service in Chicago has issued a Flood Warning for the following rivers in Illinois... Des Plaines River near Russell affecting Lake County. * WHAT...Minor flooding is forecast. * WHERE...Des Plaines River from IL/WI state line downstream to US-41 in Gurnee, including the Russell gauge. * WHEN...From this afternoon until further notice. * IMPACTS...At 8.0 feet, Agricultural and park land is inundated near the river. Residential property is threatened near the river. * ADDITIONAL DETAILS... - At 8:30 AM CDT Sunday the stage was 6.5 feet. - Forecast...The river is expected to rise above flood stage late this afternoon to a crest of 8.2 feet early Tuesday morning. - Flood stage is 7.0 feet. - http://www.weather.gov/safety/flood

Flood Watch

Area
Lake
Flood Watch issued September 20 at 9:14AM CDT until September 25 at 4:00AM CDT by NWS Chicago IL

...The Flood Watch is replaced with a River Flood Warning for the following rivers in Illinois... Des Plaines River near Russell affecting Lake County. ...The Flood Watch continues for the following rivers in Illinois... Des Plaines River near Gurnee affecting Lake County. ...The Flood Watch is has been cancelled for the following rivers in Illinois... Des Plaines River at Lincolnshire affecting Lake and Cook County. Des Plaines River near Des Plaines affecting Cook County. Des Plaines River at Riverside affecting Cook County. * WHAT...Flooding is possible. * WHERE...Des Plaines River from US-41 in Gurnee downstream to Townline Road in Vernon Hills, including the Gurnee gauge. * WHEN...Until late Thursday night. * ADDITIONAL DETAILS... - At 8:30 AM CDT Sunday the stage was 5.2 feet. - Forecast...Flood stage may be reached early Monday afternoon. - Flood stage is 7.0 feet. - http://www.weather.gov/safety/flood

Flood Advisory

Area
De Kalb, IL; Lee, IL
Flood Advisory issued September 20 at 7:32AM CDT until September 20 at 11:30AM CDT by NWS Chicago IL

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Southern De Kalb County in north central Illinois... Lee County in north central Illinois... * WHEN...Until 1130 AM CDT. * IMPACTS...Creeks and streams may rise out of their banks. High water may recede slowly from flooded areas. * ADDITIONAL DETAILS... - At 730 AM CDT, Doppler radar and automated rain gauges indicated heavy rain due to thunderstorms early this morning. Minor flooding continues in the advisory area. Between 2 and 5 inches of rain have fallen. - Though heavy rain is not expected through much of the morning, standing water and elevated creeks and streams will persist this morning. - Some locations that will experience flooding include... Sandwich, Amboy, Shabbona, Hinckley, Somonauk, Waterman, Paw Paw, Sublette, Woodhaven Lakes, Lee, Compton, Nelson, West Brooklyn, Harmon, Lee Center and Eldena. - http://www.weather.gov/safety/flood

Flood Advisory

Area
Cook, IL; DuPage, IL; Kane, IL; Kendall, IL; Will, IL
Flood Advisory issued September 20 at 7:04AM CDT until September 20 at 10:00AM CDT by NWS Chicago IL

* WHAT...Flooding caused by excessive rainfall continues. * WHERE...East Central Cook County in northeastern Illinois... Southern DuPage County in northeastern Illinois... Southern Kane County in northeastern Illinois... Northern Kendall County in northeastern Illinois... Northwestern Will County in northeastern Illinois... * WHEN...Until 1000 AM CDT. * IMPACTS...Creeks and streams may rise out of their banks. * ADDITIONAL DETAILS... - At 701 AM CDT, Doppler radar and automated rain gauges indicated heavy rain due to thunderstorms earlier this morning. Minor flooding is ongoing in the advisory area. Up to 2 inches of rain have fallen. - Though heavy rain has ended, creeks and streams may continue to rise and will remain elevated this morning. - Some locations that will experience flooding include... South Side of Chicago, Aurora, Naperville, Cicero, Bolingbrook, Oak Lawn, Berwyn, Wheaton, Downers Grove, Lombard, Woodridge, Oswego, Midway Airport, South Lawndale, Chicago Lawn, Englewood, Bridgeport, Roseland, Chicago Loop, South Shore and Burbank. - http://www.weather.gov/safety/flood

Heat Advisory

Area
Jefferson; Wayne; Edwards; Wabash; Perry; Franklin; Hamilton; White; Jackson; Williamson; Saline; Gallatin; Union; Johnson; Pope; Hardin; Alexander; Pulaski; Massac; Gibson; Pike; Posey; Vanderburgh; Warrick; Spencer; Fulton; Hickman; Carlisle; Ballard; McCracken; Graves; Livingston; Marshall; Calloway; Crittenden; Lyon; Trigg; Caldwell; Union; Webster; Hopkins; Christian; Henderson; Daviess; McLean; Muhlenberg; Todd; Perry; Bollinger; Cape Girardeau; Wayne; Carter; Ripley; Butler; Stoddard; Scott; Mississippi; New Madrid
Heat Advisory issued September 20 at 4:20AM CDT until September 20 at 7:00PM CDT by NWS Paducah KY

* WHAT...Heat index values up to 102 degrees are expected. * WHERE...all of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...Until 7 PM CDT /8 PM EDT/ this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Flood Watch

Area
Lake; Kenosha
Flood Watch issued September 20 at 4:12AM CDT until September 24 at 7:00PM CDT by NWS Milwaukee/Sullivan WI

...The Flood Watch continues for the following river in Illinois... Wisconsin... Fox River Lower Near New Munster affecting Lake and Kenosha Counties. * WHAT...Flooding is possible. * WHERE...Fox River Lower near New Munster. * WHEN...From this afternoon to Thursday evening. * ADDITIONAL DETAILS... - At 3:00 AM CDT Sunday the stage was 9.0 feet. - Forecast...Flood stage may be reached late this afternoon. - Flood stage is 11.0 feet. - http://www.weather.gov/safety/flood

Beach Hazards Statement

Area
Lake; Northern Cook; Central Cook
Beach Hazards Statement issued September 20 at 3:17AM CDT until September 22 at 7:00PM CDT by NWS Chicago IL

* WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 7 to 10 feet expected. * WHERE...Lake IL, Northern Cook and Central Cook Counties. * WHEN...From 7 AM CDT this morning through Tuesday evening. * IMPACTS...Swimming conditions will be life threatening, especially for inexperienced swimmers.

Flood Watch

Area
Winnebago; Boone; McHenry; Lake; Ogle; Lee; De Kalb; Kane; DuPage; La Salle; Kendall; Grundy; Kankakee; Northern Cook; Central Cook; Southern Cook; Northern Will; Southern Will; Eastern Will; Lake; Porter
Flood Watch issued September 20 at 1:33AM CDT until September 20 at 1:00PM CDT by NWS Chicago IL

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Illinois, including the following areas, Boone, Central Cook, De Kalb, DuPage, Eastern Will, Grundy, Kane, Kankakee, Kendall, La Salle, Lake IL, Lee, McHenry, Northern Cook, Northern Will, Ogle, Southern Cook, Southern Will and Winnebago and northwest Indiana, including the following areas, Lake IN and Porter. * WHEN...Until 1 PM CDT this afternoon. * IMPACTS...Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Underpasses may be flooded. Roads and streets may be flooded. Basement flooding may occur. * ADDITIONAL DETAILS... - Periods of showers and thunderstorms are expected through midday. Swaths of torrential rain with 2 inch per hour rainfall rates, or higher are likely to occur within the watch area and may result in areas of flash flooding and cause rapid rises on area rivers, creeks, and streams. - http://www.weather.gov/safety/flood

Flood Watch

Area
Muscatine; Scott; Rock Island
Flood Watch issued September 19 at 10:12PM CDT until September 24 at 9:00AM CDT by NWS Quad Cities IA IL

...The National Weather Service in Quad Cities has issued a Flood Watch for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Rock Island LD15 affecting Scott, Muscatine and Rock Island zones. Mississippi River at Muscatine affecting Mercer, Muscatine, Rock Island and Louisa Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. Mississippi River at Keithsburg affecting Henderson, Des Moines, Louisa and Mercer Counties. Mississippi River at Ill. City LD16 affecting Muscatine and Rock Island zones. Mississippi River at Burlington affecting Hancock, Des Moines, Henderson and Lee Counties. Mississippi River at Gregory Landing affecting Hancock and Clark Counties. * WHAT...Flooding is possible. * WHERE...Mississippi River at Rock Island LD15. * WHEN...From Monday evening to Thursday morning. * ADDITIONAL DETAILS... - At 9:00 PM CDT Saturday the stage was 7.4 feet. - Forecast...Flood stage may be reached late Monday evening. - Flood stage is 15.0 feet.

Flood Watch

Area
Muscatine; Rock Island
Flood Watch issued September 19 at 10:12PM CDT until September 24 at 6:00PM CDT by NWS Quad Cities IA IL

...The National Weather Service in Quad Cities has issued a Flood Watch for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Rock Island LD15 affecting Scott, Muscatine and Rock Island zones. Mississippi River at Muscatine affecting Mercer, Muscatine, Rock Island and Louisa Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. Mississippi River at Keithsburg affecting Henderson, Des Moines, Louisa and Mercer Counties. Mississippi River at Ill. City LD16 affecting Muscatine and Rock Island zones. Mississippi River at Burlington affecting Hancock, Des Moines, Henderson and Lee Counties. Mississippi River at Gregory Landing affecting Hancock and Clark Counties. * WHAT...Flooding is possible. * WHERE...Mississippi River at Ill. City LD16. * WHEN...From Tuesday morning to Thursday evening. * ADDITIONAL DETAILS... - At 9:00 PM CDT Saturday the stage was 5.6 feet. - Forecast...Flood stage may be reached late Tuesday morning. - Flood stage is 15.0 feet.

Flood Watch

Area
Muscatine; Louisa; Rock Island; Mercer
Flood Watch issued September 19 at 10:12PM CDT until September 25 at 3:00AM CDT by NWS Quad Cities IA IL

...The National Weather Service in Quad Cities has issued a Flood Watch for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Rock Island LD15 affecting Scott, Muscatine and Rock Island zones. Mississippi River at Muscatine affecting Mercer, Muscatine, Rock Island and Louisa Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. Mississippi River at Keithsburg affecting Henderson, Des Moines, Louisa and Mercer Counties. Mississippi River at Ill. City LD16 affecting Muscatine and Rock Island zones. Mississippi River at Burlington affecting Hancock, Des Moines, Henderson and Lee Counties. Mississippi River at Gregory Landing affecting Hancock and Clark Counties. * WHAT...Flooding is possible. * WHERE...Mississippi River at Muscatine. * WHEN...From late Monday night to late Thursday night. * ADDITIONAL DETAILS... - At 8:15 PM CDT Saturday the stage was 7.6 feet. - Forecast...Flood stage may be reached early Tuesday morning. - Flood stage is 16.0 feet.

Flood Watch

Area
Louisa; Mercer
Flood Watch issued September 19 at 10:12PM CDT until September 25 at 1:00PM CDT by NWS Quad Cities IA IL

...The National Weather Service in Quad Cities has issued a Flood Watch for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Rock Island LD15 affecting Scott, Muscatine and Rock Island zones. Mississippi River at Muscatine affecting Mercer, Muscatine, Rock Island and Louisa Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. Mississippi River at Keithsburg affecting Henderson, Des Moines, Louisa and Mercer Counties. Mississippi River at Ill. City LD16 affecting Muscatine and Rock Island zones. Mississippi River at Burlington affecting Hancock, Des Moines, Henderson and Lee Counties. Mississippi River at Gregory Landing affecting Hancock and Clark Counties. * WHAT...Flooding is possible. * WHERE...Mississippi River at New Boston LD17. * WHEN...From late Monday night to Friday afternoon. * ADDITIONAL DETAILS... - At 9:10 PM CDT Saturday the stage was 7.2 feet. - Forecast...Flood stage may be reached early Tuesday morning. - Flood stage is 15.0 feet.

Flood Watch

Area
Louisa; Des Moines; Mercer; Henderson
Flood Watch issued September 19 at 10:12PM CDT until September 26 at 3:00AM CDT by NWS Quad Cities IA IL

...The National Weather Service in Quad Cities has issued a Flood Watch for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Rock Island LD15 affecting Scott, Muscatine and Rock Island zones. Mississippi River at Muscatine affecting Mercer, Muscatine, Rock Island and Louisa Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. Mississippi River at Keithsburg affecting Henderson, Des Moines, Louisa and Mercer Counties. Mississippi River at Ill. City LD16 affecting Muscatine and Rock Island zones. Mississippi River at Burlington affecting Hancock, Des Moines, Henderson and Lee Counties. Mississippi River at Gregory Landing affecting Hancock and Clark Counties. * WHAT...Flooding is possible. * WHERE...Mississippi River at Keithsburg. * WHEN...From Tuesday morning to late Friday night. * ADDITIONAL DETAILS... - At 8:30 PM CDT Saturday the stage was 7.6 feet. - Forecast...Flood stage may be reached Tuesday morning. - Flood stage is 14.0 feet.

Flood Watch

Area
Des Moines; Lee; Henderson; Hancock
Flood Watch issued September 19 at 10:12PM CDT until September 26 at 5:00AM CDT by NWS Quad Cities IA IL

...The National Weather Service in Quad Cities has issued a Flood Watch for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Rock Island LD15 affecting Scott, Muscatine and Rock Island zones. Mississippi River at Muscatine affecting Mercer, Muscatine, Rock Island and Louisa Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. Mississippi River at Keithsburg affecting Henderson, Des Moines, Louisa and Mercer Counties. Mississippi River at Ill. City LD16 affecting Muscatine and Rock Island zones. Mississippi River at Burlington affecting Hancock, Des Moines, Henderson and Lee Counties. Mississippi River at Gregory Landing affecting Hancock and Clark Counties. * WHAT...Flooding is possible. * WHERE...Mississippi River at Burlington. * WHEN...From Tuesday afternoon to late Friday night. * ADDITIONAL DETAILS... - At 9:00 PM CDT Saturday the stage was 8.7 feet. - Forecast...Flood stage may be reached early Tuesday afternoon. - Flood stage is 15.0 feet.

Flood Watch

Area
Des Moines; Henderson
Flood Watch issued September 19 at 10:12PM CDT until September 26 at 11:00AM CDT by NWS Quad Cities IA IL

...The National Weather Service in Quad Cities has issued a Flood Watch for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Rock Island LD15 affecting Scott, Muscatine and Rock Island zones. Mississippi River at Muscatine affecting Mercer, Muscatine, Rock Island and Louisa Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. Mississippi River at Keithsburg affecting Henderson, Des Moines, Louisa and Mercer Counties. Mississippi River at Ill. City LD16 affecting Muscatine and Rock Island zones. Mississippi River at Burlington affecting Hancock, Des Moines, Henderson and Lee Counties. Mississippi River at Gregory Landing affecting Hancock and Clark Counties. * WHAT...Flooding is possible. * WHERE...Mississippi River at Gladstone LD18. * WHEN...From Tuesday morning to Saturday morning. * ADDITIONAL DETAILS... - At 9:00 PM CDT Saturday the stage was 3.0 feet. - Forecast...Flood stage may be reached Tuesday morning. - Flood stage is 10.0 feet.

Flood Watch

Area
Hancock; Clark
Flood Watch issued September 19 at 10:12PM CDT until September 26 at 2:00PM CDT by NWS Quad Cities IA IL

...The National Weather Service in Quad Cities has issued a Flood Watch for the following rivers in Illinois...Iowa...Missouri... Mississippi River at Rock Island LD15 affecting Scott, Muscatine and Rock Island zones. Mississippi River at Muscatine affecting Mercer, Muscatine, Rock Island and Louisa Counties. Mississippi River at New Boston LD17 affecting Mercer and Louisa Counties. Mississippi River at Gladstone LD18 affecting Des Moines and Henderson Counties. Mississippi River at Keithsburg affecting Henderson, Des Moines, Louisa and Mercer Counties. Mississippi River at Ill. City LD16 affecting Muscatine and Rock Island zones. Mississippi River at Burlington affecting Hancock, Des Moines, Henderson and Lee Counties. Mississippi River at Gregory Landing affecting Hancock and Clark Counties. * WHAT...Flooding is possible. * WHERE...Mississippi River at Gregory Landing. * WHEN...From Tuesday afternoon to Saturday afternoon. * ADDITIONAL DETAILS... - At 9:00 PM CDT Saturday the stage was 7.6 feet. - Forecast...Flood stage may be reached Tuesday afternoon. - Flood stage is 15.0 feet.

Flood Watch

Area
Winnebago; Green; Rock
Flood Watch issued September 19 at 12:27PM CDT until September 22 at 9:00PM CDT by NWS Milwaukee/Sullivan WI

...The National Weather Service in Milwaukee/Sullivan has issued a Flood Watch for the following rivers in Illinois...Wisconsin... Fox River Lower Near New Munster affecting Lake and Kenosha Counties. Pecatonica River At Martintown affecting Green County. Root River At Franklin affecting Milwaukee County. Root River Canal At Raymond affecting Racine County. Sugar River At Brodhead affecting Rock, Winnebago and Green Counties. Turtle Creek Near Clinton affecting Rock County. Additional information is available at www.weather.gov. The next statement will be issued this evening at 830 PM CDT. * WHAT...Flooding is possible. * WHERE...Sugar River at Brodhead. * WHEN...From late tonight to Tuesday evening. * ADDITIONAL DETAILS... - At 12:00 PM CDT Saturday the stage was 1.7 feet. - Forecast...Flood stage may be reached late tonight. - Flood stage is 5.0 feet. - http://www.weather.gov/safety/flood

SAFETY and DATA MESSAGE

When a severe thunderstorm warning is issued, the storm may produce damaging winds, large hail, dangerous lightning, and heavy rain. In some cases, heavy rainfall produced by a severe storm can also lead to flash flooding. 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 Pecatonica.

Use the Radar Maps link provided to understand the trajectory of a storm.

For more official information about severe storms and how to stay safe, visit the National Weather Service's Severe Thunderstorm Safety page. We encourage you to also monitor Excessive Rainfall Forecasts on their Weather Prediction Center website.

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