St. Louis, IL Warnings, Watches and Advisories

Do not drive vehicles through flooded areas. The water depth and road condition may be unsafe. Additional information is available at https://water.weather.gov/ahps2/ Stay tuned for further updates by listening to NOAA weather radio... or your local radio and TV stations.

Special Weather Statement issued May 9 at 3:25AM CDT by NWS Chicago IL

At 323 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Mount Morris to near Franklin Grove to near Walnut. Additional isolated strong storms were located along Interstate 39 between Rockford and Mendota. Movement was east at 25 mph. HAZARD...Wind gusts up to 50 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... DeKalb, Sycamore, Dixon, Rochelle, Sandwich, Mendota, Genoa, Byron, Oregon, Mount Morris, Amboy, Sheridan, Shabbona, Lake Holiday, Cortland, Davis Junction, Hinckley, Somonauk, Kirkland, Earlville, Waterman, Hillcrest, Maple Park, Kingston, and Malta.

Flood Warning issued May 8 at 10:23PM CDT until May 14 at 7:00AM CDT by NWS Milwaukee/Sullivan WI

...The National Weather Service in Milwaukee/Sullivan WI has issued a Flood Warning for the following rivers in Illinois...Wisconsin... Fox River Lower Near New Munster affecting Lake and Kenosha Counties. * WHAT...Minor flooding is forecast. * WHERE...Fox River Lower near New Munster. * WHEN...From Thursday morning to Tuesday morning. * IMPACTS...At 12.0 feet, Water is up to the first floor levels of some homes in the Town of Wheatland and Village of Salem Lakes area along Riverside Drive and Shorewood Drive. * ADDITIONAL DETAILS... - At 9:00 PM CDT Wednesday the stage was 10.5 feet. - Bankfull stage is 10.0 feet. - Forecast...The river is expected to rise above flood stage tomorrow morning to a crest of 11.9 feet early Saturday morning. It will then fall below flood stage early Tuesday 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 Warning issued May 8 at 10:07PM CDT by NWS St Louis MO

...The Flood Warning continues for the following river in Illinois... Missouri... Mississippi River at Chester. 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 Chester. * WHEN...Until further notice. * IMPACTS...At 32.5 feet, The Road at Fort Gage Farm begins flooding at Menard Correctional Center. * ADDITIONAL DETAILS... - At 10:00 PM CDT Wednesday the stage was 29.5 feet. - Forecast...The river is expected to rise to a crest of 32.5 feet Sunday afternoon. - Flood stage is 27.0 feet.

Flood Warning issued May 8 at 10:05PM CDT until May 14 at 12:00AM CDT by NWS St Louis MO

...The National Weather Service in St Louis MO has issued a Flood Warning for the following river in Illinois...Missouri... Mississippi River at Mel Price LD. Mississippi River near Herculaneum. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River near Herculaneum. * WHEN...From Friday morning to early Tuesday morning. * ADDITIONAL DETAILS... - At 9:30 PM CDT Wednesday the stage was 24.9 feet. - Forecast...The river is expected to rise above flood stage Friday morning to a crest of 27.0 feet early Saturday afternoon. - Flood stage is 26.0 feet.

Flood Warning issued May 8 at 10:05PM CDT until May 14 at 9:00AM CDT by NWS St Louis MO

...The National Weather Service in St Louis MO has issued a Flood Warning for the following river in Illinois...Missouri... Mississippi River at Mel Price LD. Mississippi River near Herculaneum. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Mel Price LD. * WHEN...From Thursday afternoon to late Tuesday morning. * ADDITIONAL DETAILS... - At 9:30 PM CDT Wednesday the stage was 20.7 feet. - Forecast...The river is expected to rise above flood stage tomorrow afternoon to a crest of 22.3 feet early Saturday afternoon. - Flood stage is 21.0 feet.

Flood Warning issued May 8 at 9:46PM CDT by NWS St Louis MO

...The Flood Warning continues for the following river in Illinois... Illinois River at La Grange LD. Illinois River at Meredosia. Illinois River at Valley City. Illinois River at Hardin. 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...Illinois River at Hardin. * WHEN...Until further notice. * IMPACTS...At 25.0 feet, Flood Stage. Lowland flooding of unprotected agricultural land begins. * ADDITIONAL DETAILS... - At 9:30 PM CDT Wednesday the stage was 26.9 feet. - Forecast...The river is expected to rise to a crest of 26.9 feet late tonight. - Flood stage is 25.0 feet.

Flood Warning issued May 8 at 9:46PM CDT by NWS St Louis MO

...The Flood Warning continues for the following river in Illinois... Illinois River at La Grange LD. Illinois River at Meredosia. Illinois River at Valley City. Illinois River at Hardin. 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...Illinois River at Meredosia. * WHEN...Until further notice. * IMPACTS...At 18.0 feet, City of Meredosia plugs storm sewer outlets. * ADDITIONAL DETAILS... - At 9:30 PM CDT Wednesday the stage was 18.6 feet. - Forecast...The river is expected to fall to 17.0 feet Tuesday evening. - Flood stage is 17.0 feet.

Flood Warning issued May 8 at 9:46PM CDT by NWS St Louis MO

...The Flood Warning continues for the following river in Illinois... Illinois River at La Grange LD. Illinois River at Meredosia. Illinois River at Valley City. Illinois River at Hardin. 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...Illinois River at La Grange LD. * WHEN...Until further notice. * IMPACTS...At 24.0 feet, Extensive wetland acreage south of La Grange begins flooding. * ADDITIONAL DETAILS... - At 9:00 PM CDT Wednesday the stage was 24.5 feet. - Forecast...The river is expected to rise to a crest of 24.6 feet late tonight. - Flood stage is 23.0 feet.

Flood Warning issued May 8 at 9:46PM CDT by NWS St Louis MO

...The Flood Warning continues for the following river in Illinois... Illinois River at La Grange LD. Illinois River at Meredosia. Illinois River at Valley City. Illinois River at Hardin. 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...Illinois River at Valley City. * WHEN...Until further notice. * ADDITIONAL DETAILS... - At 9:30 PM CDT Wednesday the stage was 16.5 feet. - Forecast...The river is expected to rise to a crest of 16.5 feet late tonight. - Flood stage is 14.0 feet.

Flood Warning issued May 8 at 9:38PM CDT until May 10 at 1:00PM CDT by NWS Lincoln IL

...The Flood Warning continues for the following rivers in Illinois... Illinois River at Peoria affecting Woodford, Peoria and Tazewell Counties. Illinois River at Beardstown affecting Schuyler, Brown, Cass and Morgan Counties. Illinois River near Havana affecting Mason, Cass and Fulton 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 Peoria. * WHEN...Until early Friday afternoon. * IMPACTS...At 18.0 feet, Some flooding begins to bottomland not protected by levees. * ADDITIONAL DETAILS... - At 8:45 PM CDT Wednesday the stage was 18.2 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:45 PM CDT Wednesday was 18.4 feet. - Forecast...The river is expected to fall below flood stage Friday morning and continue falling to 16.3 feet Wednesday, May 15. - Flood stage is 18.0 feet. - http://www.weather.gov/safety/flood

Flood Warning issued May 8 at 9:38PM CDT by NWS Lincoln IL

...The Flood Warning continues for the following rivers in Illinois... Illinois River at Peoria affecting Woodford, Peoria and Tazewell Counties. Illinois River at Beardstown affecting Schuyler, Brown, Cass and Morgan Counties. Illinois River near Havana affecting Mason, Cass and Fulton Counties. .The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Illinois River at Beardstown. * WHEN...Until further notice. * IMPACTS...At 20.0 feet, Seepage problems begin in the South Beardstown Drainage and Levee District. * ADDITIONAL DETAILS... - At 8:45 PM CDT Wednesday the stage was 19.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:45 PM CDT Wednesday was 19.6 feet. - Forecast...The river is expected to fall to 17.5 feet Wednesday, May 15. - Flood stage is 14.0 feet. - http://www.weather.gov/safety/flood

Flood Warning issued May 8 at 9:38PM CDT by NWS Lincoln IL

...The Flood Warning continues for the following rivers in Illinois... Illinois River at Peoria affecting Woodford, Peoria and Tazewell Counties. Illinois River at Beardstown affecting Schuyler, Brown, Cass and Morgan Counties. Illinois River near Havana affecting Mason, Cass and Fulton Counties. .The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Illinois River near Havana. * WHEN...Until further notice. * IMPACTS...At 19.5 feet, Access road to Anderson Lake north campground closed. * ADDITIONAL DETAILS... - At 8:45 PM CDT Wednesday the stage was 18.3 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:45 PM CDT Wednesday was 18.6 feet. - Forecast...The river is expected to rise to a crest of 18.3 feet just after midnight tonight. - Flood stage is 14.0 feet. - http://www.weather.gov/safety/flood

Flood Warning issued May 8 at 11:05AM CDT until May 16 at 4:00AM CDT by NWS Paducah KY

...The National Weather Service in Paducah KY has issued a Flood Warning for the following rivers in Illinois...Missouri... Mississippi River at Thebes affecting Alexander and Scott Counties. .Heavy rain is expected to cause minor flooding on the Mississippi River at Thebes. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Thebes. * WHEN...From Friday afternoon to Thursday, May 16. * IMPACTS...At 34.0 feet, The town of Thebes begins to flood. * ADDITIONAL DETAILS... - At 10:30 AM CDT Wednesday the stage was 32.6 feet. - Forecast...The river is expected to rise above flood stage early Friday afternoon to a crest of 35.0 feet Monday evening. It will then fall below flood stage Wednesday, May 15. - Flood stage is 33.0 feet. - http://www.weather.gov/safety/flood

Flood Warning issued May 8 at 11:00AM CDT until May 16 at 3:24PM CDT by NWS Paducah KY

...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Cape Girardeau affecting Alexander, Union, Jackson, Perry, Cape Girardeau and Scott Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Cape Girardeau. * WHEN...Until Thursday, May 16. * IMPACTS...At 36.0 feet, The flood gate on Themis Street closes. * ADDITIONAL DETAILS... - At 10:30 AM CDT Wednesday the stage was 33.5 feet. - Forecast...The river is expected to rise to a crest of 35.5 feet early Monday afternoon. It will then fall below flood stage Thursday, May 16. - Flood stage is 32.0 feet. - http://www.weather.gov/safety/flood