Severe

Significant threat to life or property

Illinois, Missouri Flood Warning | Effective 04/18/2026 10:05

Public safety alert, emergency alert, and weather alert Description: ...The National Weather Service in St Louis has issued a Flood Warning for the following rivers in Missouri...Illinois... Mississippi River at Lock & Dam 21. Mississippi River at Quincy. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Lock & Dam 21. * WHEN...From this afternoon until further notice.

Illinois, Missouri Flood Warning | Effective 04/18/2026 10:05

Public safety alert, emergency alert, and weather alert Description: ...The National Weather Service in St Louis has issued a Flood Warning for the following rivers in Missouri...Illinois... Mississippi River at Lock & Dam 21. Mississippi River at Quincy. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Quincy. * WHEN...From this evening until further notice.

Kansas, Nebraska Red Flag Warning | Effective 04/18/2026 10:08

Public safety alert, emergency alert, and weather alert Description: ...CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON-EVENING... * WINDS...Northwest 15 to 20 mph with gusts up to 30 to 35 mph. * RELATIVE HUMIDITY...As low as 12 to 20 percent. * IMPACTS...Any fire that develops will spread quickly. Outdoor burning is not recommended. Instruction: A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of

Texas Severe Thunderstorm Warning | Effective 04/18/2026 10:13

Public safety alert, emergency alert, and weather alert Description: At 1212 PM CDT, a severe thunderstorm was located near Sonora, moving northeast at 40 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. This severe thunderstorm will remain over mainly rural areas of south central Schleicher and central Sutton Counties, including the following locations... Us-277 Near The Sutton-

Illinois Flood Warning | Effective 04/18/2026 10:16

Public safety alert, emergency alert, and weather alert Description: ...Forecast flooding changed from Minor to Moderate severity for the following rivers in Illinois... Des Plaines River near Des Plaines affecting Cook County. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * 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.

Illinois Flood Warning | Effective 04/18/2026 10:16

Public safety alert, emergency alert, and weather alert Description: ...The Flood Warning continues for the following rivers in Illinois... Des Plaines River at Lincolnshire affecting Cook and Lake IL Counties. Des Plaines River near Russell affecting Lake IL County. ...The Flood Warning is extended for the following rivers in Illinois... Des Plaines River near Gurnee affecting Lake IL County. * WHAT...Moderate flooding is occurring and major flooding is forecast.

Illinois Flood Warning | Effective 04/18/2026 10:16

Public safety alert, emergency alert, and weather alert Description: ...The Flood Warning continues for the following rivers in Illinois... Des Plaines River at Lincolnshire affecting Cook and Lake IL Counties. Des Plaines River near Russell affecting Lake IL County. ...The Flood Warning is extended for the following rivers in Illinois... Des Plaines River near Gurnee affecting Lake IL County. * WHAT...Moderate flooding is occurring and moderate flooding is forecast.

Illinois Flood Warning | Effective 04/18/2026 10:16

Public safety alert, emergency alert, and weather alert Description: ...The Flood Warning continues for the following rivers in Illinois... Des Plaines River at Lincolnshire affecting Cook and Lake IL Counties. Des Plaines River near Russell affecting Lake IL County. ...The Flood Warning is extended for the following rivers in Illinois... Des Plaines River near Gurnee affecting Lake IL County. * WHAT...Moderate flooding is occurring and moderate flooding is forecast.

South Dakota Red Flag Warning | Effective 04/18/2026 09:57

Public safety alert, emergency alert, and weather alert Description: ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 322 AND 326... .Today will be mild and dry with highs in the 50s and humidities dropping to as low as 15%. Northwest winds will increase with gusts of up to 45 MPH through early this evening. The combination of dry and windy conditions along with dry fuels will create critical fire weather conditions.

Wisconsin Flood Warning | Effective 04/18/2026 09:46

Public safety alert, emergency alert, and weather alert Description: ...The Flood Warning continues for the following rivers in Wisconsin... Wolf River at New London affecting Outagamie, Winnebago and Waupaca Counties. Wolf River near Shiocton affecting Outagamie, Shawano and Waupaca Counties. For the Lower Wolf River...including Shiocton, New London, Lake Poygan...Major flooding is forecast. * WHAT...Major flooding is occurring and major flooding is forecast. This approaches the flood of record.
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