Severe

Significant threat to life or property

Illinois Flood Warning | Effective 04/21/2026 09:32

...The Flood Warning continues for the following rivers in<br /> Illinois... Fox River at Montgomery affecting Kendall and Kane Counties. Fox River at Algonquin Lock &amp; Dam tailwater affecting Lake IL,<br /> Kane and McHenry Counties. For the Fox River (Illinois)...including Montgomery, Algonquin Lock<br /> &amp; Dam tailwater...Major flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Fox River from Red Gate Road in St. Charles downstream to<br /> Millington, including the Montgomery gauge.

Florida Red Flag Warning | Effective 04/21/2026 09:33

...CRITICAL FIRE WEATHER CONDITIONS EXPECTED TODAY ACROSS INLAND<br /> NORTHEAST FL THROUGH THIS EVENING... * AFFECTED AREA...In Florida, Baker, Inland Nassau, Union,<br /> Bradford, Gilchrist, Eastern Clay, Eastern Alachua, Eastern<br /> Putnam, Eastern Marion, Trout River, Western Clay, Western<br /> Alachua, Western Putnam, Central Marion, Northern Columbia,<br /> Western Marion, Southeastern Columbia, Western Duval and<br /> Southwestern Columbia. * TIMING...Through sunset this evening. * WINDS...East winds 10 to 15 mph with gusts up to 25 mph.

Washington Flood Warning | Effective 04/21/2026 09:35

...The Flood Warning continues for the following rivers in<br /> Washington... Stehekin River at Stehekin affecting Chelan County. For the Stehekin River...including Stehekin...Minor flooding is<br /> forecast. * WHAT...Minor flooding is forecast. * WHERE...Stehekin River at Stehekin. * WHEN...Until further notice. * IMPACTS...At 20.5 feet, water inundates some properties and<br /> overtops the temporary corduroy bridge. Company Creek Road<br /> inundated at northern end. Battalion Creek culverts are beginning<br />

Illinois Flood Warning | Effective 04/21/2026 09:41

...The Flood Warning continues for the following rivers in<br /> Illinois... Des Plaines River at Lincolnshire affecting Lake IL and Cook<br /> Counties. Des Plaines River near Des Plaines affecting Cook County. Des Plaines River near Russell affecting Lake IL County. Des Plaines River near Gurnee affecting Lake IL County. For the Des Plaines River...including Des Plaines, Russell,<br /> Lincolnshire, Gurnee...Moderate flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast.

Illinois Flood Warning | Effective 04/21/2026 09:41

...The Flood Warning continues for the following rivers in<br /> Illinois... Des Plaines River at Lincolnshire affecting Lake IL and Cook<br /> Counties. Des Plaines River near Des Plaines affecting Cook County. Des Plaines River near Russell affecting Lake IL County. Des Plaines River near Gurnee affecting Lake IL County. For the Des Plaines River...including Des Plaines, Russell,<br /> Lincolnshire, Gurnee...Moderate flooding is forecast. * WHAT...Moderate flooding is occurring and moderate flooding is<br /> forecast.

Illinois Flood Warning | Effective 04/21/2026 09:41

...The Flood Warning continues for the following rivers in<br /> Illinois... Des Plaines River at Lincolnshire affecting Lake IL and Cook<br /> Counties. Des Plaines River near Des Plaines affecting Cook County. Des Plaines River near Russell affecting Lake IL County. Des Plaines River near Gurnee affecting Lake IL County. For the Des Plaines River...including Des Plaines, Russell,<br /> Lincolnshire, Gurnee...Moderate flooding is forecast. * WHAT...Moderate flooding is occurring and moderate flooding is<br /> forecast.

Illinois Flood Warning | Effective 04/21/2026 09:41

...The Flood Warning continues for the following rivers in<br /> Illinois... Des Plaines River at Lincolnshire affecting Lake IL and Cook<br /> Counties. Des Plaines River near Des Plaines affecting Cook County. Des Plaines River near Russell affecting Lake IL County. Des Plaines River near Gurnee affecting Lake IL County. For the Des Plaines River...including Des Plaines, Russell,<br /> Lincolnshire, Gurnee...Moderate flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast.

Texas Flash Flood Warning | Effective 04/21/2026 09:43

FFWEWX The National Weather Service in Austin/San Antonio has extended the * Flash Flood Warning for...<br /> Central Williamson County in south central Texas... * Until 315 PM CDT. * At 1143 AM CDT, Doppler radar and automated rain gauges indicated<br /> thunderstorms producing heavy rain across the warned area. Between<br /> 2 and 5 inches of rain have fallen. Additional rainfall amounts up<br /> to 1 inch are possible in the warned area. Flash flooding is<br /> already occurring. HAZARD...Life threatening flash flooding. Thunderstorms<br />

Arizona Red Flag Warning | Effective 04/21/2026 09:44

The National Weather Service in Flagstaff AZ has issued a Red Flag<br /> Warning due to strong winds and low relative humidity in effect from<br /> 10 AM MST /11 AM MDT/ to 8 PM MST /9 PM MDT/ Wednesday. * WHAT...Southwest winds 20 to 30 mph with gusts up to 40 to 50 mph<br /> and relative humidity around 10 to 15 percent. * WHERE...Navajo Nation in Arizona and the Little Colorado River<br /> Valley. * WHEN...From 10 AM MST /11 AM MDT/ to 8 PM MST /9 PM MDT/ Wednesday. * IMPACTS...Rapid spread and growth of any new or existing fires.<br />
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