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Round Lake, 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 Round Lake.

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

NWS Active Alerts for IL - Map View

State: IL Total alerts: 6 Updated: Mar 5, 2026 4:28pm CST

Dense Fog Advisory

Area
Lake; Northern Cook
Dense Fog Advisory issued March 5 at 2:49PM CST until March 6 at 6:00AM CST by NWS Chicago IL

* WHAT...Visibility one quarter mile or less in dense fog near Lake Michigan. * WHERE...Lake IL and Northern Cook Counties. * WHEN...Until 6 AM CST Friday. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Dense fog near the Lake Michigan shore is expected to persist through tonight and may expand farther inland after sunset.

Dense Fog Advisory

Area
Central Cook
Dense Fog Advisory issued March 5 at 2:49PM CST until March 6 at 6:00AM CST by NWS Chicago IL

* WHAT...Visibility one quarter mile or less in dense fog near Lake Michigan. * WHERE...Central Cook County. * WHEN...Until 6 AM CST Friday. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Dense fog near the Lake Michigan shore is expected to persist through tonight and may expand farther inland after sunset.

Flood Warning

Area
Gallatin, IL; Hardin, IL; Crittenden, KY; Union, KY
Flood Warning issued March 5 at 11:16AM CST until March 14 at 1:00AM CDT by NWS Paducah KY

...The National Weather Service in Paducah KY has issued a Flood Warning for the following rivers in Illinois...Kentucky... Ohio River at Shawneetown affecting Gallatin, Union, Crittenden and Hardin Counties. .Minor flooding is expected on the ohio river due to heavy rainfall over the area. It will remain above flood stage until March 13th currently forecasted. For the Ohio River...including Owensboro, Newburgh Dam, Evansville, Henderson, Mount Vernon, J.T. Myers Dam, Shawneetown, Golconda, Smithland Dam, Paducah, Olmsted Lock and Dam, Cairo...Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Ohio River at Shawneetown. * WHEN...From Tuesday morning to Saturday, March 14. * IMPACTS...At 33.0 feet, Minor flooding occurs affecting mainly bottomland and surrounding low lying areas. * ADDITIONAL DETAILS... - At 10:30 AM CST Thursday the stage was 19.9 feet. - Forecast...The river is expected to rise above flood stage Tuesday morning to a crest of 33.3 feet Thursday, March 12. It will then fall below flood stage Friday, March 13. - Flood stage is 33.0 feet.

Flood Warning

Area
Clay, IL; Richland, IL
Flood Warning issued March 5 at 10:57AM CST by NWS Lincoln IL

...The Flood Warning continues for the following rivers in Illinois... Little Wabash River below Clay City affecting Clay and Richland Counties. .Recent rainfall of 1 to 3 inches across the Little Wabash River basin has resulted in significant rises since Wednesday morning. Minor flooding developed along the river near Clay City earlier this morning, and is likely to persist for several days. 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...Little Wabash River below Clay City. * WHEN...Until further notice. * IMPACTS...At 22.0 feet, North Clay Road, 1 mile east of the gage, is flooded. * ADDITIONAL DETAILS... - At 10:45 AM CST Thursday the stage was 19.2 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:45 AM CST Thursday was 19.2 feet. - Forecast...The river is expected to rise to a crest of 21.2 feet Saturday morning. - Flood stage is 18.0 feet.

Flood Warning

Area
Gallatin, IL; Wabash, IL; White, IL; Gibson, IN; Posey, IN
Flood Warning issued March 5 at 10:42AM CST by NWS Paducah KY

...The National Weather Service in Paducah KY has issued a Flood Warning for the following rivers in Illinois...Indiana... Wabash River at New Harmony affecting Gallatin, Gibson, Posey, White and Wabash Counties. .The Wabash river is expected to rise above flood stage Late Sunday and remain above flood stage until further notice. * WHAT...Minor flooding is forecast. * WHERE...Wabash River at New Harmony. * WHEN...From Sunday morning until further notice. * ADDITIONAL DETAILS... - At 9:30 AM CST Thursday the stage was 4.0 feet. - Forecast...The river is expected to rise above flood stage late Sunday morning and continue rising to a crest of 17.0 feet Thursday, March 12. - Flood stage is 15.0 feet.

Flood Warning

Area
Lawrence, IL
Flood Warning issued March 5 at 10:19AM CST until March 9 at 8:13PM CDT by NWS Lincoln IL

...The National Weather Service in Lincoln IL has issued a Flood Warning for the following rivers in Illinois... Embarras River at Lawrenceville affecting Lawrence County. .Heavy rainfall of 1 to 3 inches fell over the Embarras River basin over the last couple of days, and this has caused rapid rises. Minor flooding on the lower reaches of the basin will develop this afternoon, and continue into early next week. The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Minor flooding is forecast. * WHERE...Embarras River at Lawrenceville. * WHEN...From this afternoon to Monday evening. * IMPACTS...At 33.0 feet, Kelly's Lake Lane, 1160N, is inundated. * ADDITIONAL DETAILS... - At 9:45 AM CST Thursday the stage was 29.2 feet. - Forecast...The river is expected to rise above flood stage late this afternoon to a crest of 33.1 feet early Saturday morning. It will then fall below flood stage early Monday afternoon. - Flood stage is 30.0 feet.

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