Severe

Significant threat to life or property

Illinois Flood Warning | Effective 04/21/2026 09:57

...The Flood Warning continues for the following rivers in Illinois... Rock River at Byron affecting Ogle County. Pecatonica River near Shirland affecting Winnebago County. Rock River at Rockton affecting Winnebago County. Rock River at Latham Park affecting Winnebago County. For the Rock River...including Latham Park, Byron, Rockton... Moderate flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Pecatonica River from Winnebago County line downstream to

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

Public safety alert, emergency alert, and weather alert Description: FFWEWX The National Weather Service in Austin/San Antonio has extended the * Flash Flood Warning for... Central Williamson County in south central Texas... * Until 315 PM CDT. * At 1143 AM CDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 2 and 5 inches of rain have fallen. Additional rainfall amounts up to 1 inch are possible in the warned area. Flash flooding is

California, Nevada High Wind Warning | Effective 04/21/2026 09:23

* WHAT...South winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...In California, Death Valley National Park. In Nevada, Esmeralda and Central Nye County. * WHEN...Until 11 PM PDT this evening. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high-profile vehicles. Areas of blowing dust will likely cause reduced visibility. Watch for falling debris, tree limbs and downed power lines or

Illinois Flood Warning | Effective 04/21/2026 09:24

...The Flood Warning continues for the following rivers in Illinois... Illinois River at La Salle affecting Putnam, Bureau and La Salle Counties. For the Illinois River (Upper)...including La Salle...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Illinois River from Starved Rock Lock and Dam downstream to confluence with Big Bureau Creek, including the La Salle gauge. * WHEN...Until Friday. * IMPACTS...At 20.0 feet, Agricultural areas in La Salle, Spring

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

...The Flood Warning continues for the following rivers in Illinois... Fox River at Montgomery affecting Kendall and Kane Counties. Fox River at Algonquin Lock & Dam tailwater affecting Lake IL, Kane and McHenry Counties. For the Fox River (Illinois)...including Montgomery, Algonquin Lock & Dam tailwater...Major flooding is forecast. * WHAT...Moderate flooding is occurring and major flooding is forecast. * WHERE...Fox River from Johnsburg downstream to Red Gate Road in

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

...The Flood Warning continues for the following rivers in Illinois... Fox River at Montgomery affecting Kendall and Kane Counties. Fox River at Algonquin Lock & Dam tailwater affecting Lake IL, Kane and McHenry Counties. For the Fox River (Illinois)...including Montgomery, Algonquin Lock & 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 Millington, including the Montgomery gauge.

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

...CRITICAL FIRE WEATHER CONDITIONS EXPECTED TODAY ACROSS INLAND NORTHEAST FL THROUGH THIS EVENING... * AFFECTED AREA...In Florida, Baker, Inland Nassau, Union, Bradford, Gilchrist, Eastern Clay, Eastern Alachua, Eastern Putnam, Eastern Marion, Trout River, Western Clay, Western Alachua, Western Putnam, Central Marion, Northern Columbia, Western Marion, Southeastern Columbia, Western Duval and 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 Washington... Stehekin River at Stehekin affecting Chelan County. For the Stehekin River...including Stehekin...Minor flooding is 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 overtops the temporary corduroy bridge. Company Creek Road inundated at northern end. Battalion Creek culverts are beginning

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

...The Flood Warning continues for the following rivers in Illinois... Des Plaines River at Lincolnshire affecting Lake IL and Cook 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, 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 Illinois... Des Plaines River at Lincolnshire affecting Lake IL and Cook 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, Lincolnshire, Gurnee...Moderate flooding is forecast. * WHAT...Moderate flooding is occurring and moderate flooding is forecast.
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