Severe

Significant threat to life or property

Texas Flood Warning | Effective 04/21/2026 06:58

...The National Weather Service in Corpus Christi TX has issued a<br /> Flood Warning for the following rivers in Texas... Guadalupe River At Victoria affecting Victoria County. For the Guadalupe River...including Victoria, Bloomington...Minor<br /> flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Guadalupe River at Victoria. * WHEN...From Thursday afternoon until further notice. * IMPACTS...At 22.5 feet, Minor lowland flooding occurs. Fox's Bend<br /> in Riverside Park becomes inaccessible, and the Riverside Boat<br />

Texas Flash Flood Warning Severe | Effective 04-21-2026 06:46

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> 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 1215 PM CDT. * At 846 AM CDT, Emergency management reported 16 low water<br /> crossings are closed due to flooding throughout Williamson County.<br /> Between 2 and 4 inches of rain have fallen. Additional rainfall<br /> amounts of 1 to 2 inches are possible in the warned area. Flash<br />

South Dakota Fire Weather Watch | Effective 04/21/2026 06:21

* AFFECTED AREA...In South Dakota, Dewey, Potter, Faulk, Spink,<br /> Stanley, Sully, Hughes, Hyde, Hand, Jones, Lyman and Buffalo. * WINDS...South 25 to 35 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 15 percent. * IMPACTS...Any fires that ignite will spread rapidly and become<br /> difficult to control or suppress.<br /> A Fire Weather Watch means that critical fire weather conditions<br /> are forecast to occur. Listen for later forecasts and possible<br /> Red Flag Warnings.

Texas Flash Flood Warning | Effective 04/21/2026 05:06

FFWEWX The National Weather Service in Austin/San Antonio has issued a * Flash Flood Warning for...<br /> Central Williamson County in south central Texas... * Until 1015 AM CDT. * At 706 AM CDT, Doppler radar and automated rain gauges indicated<br /> thunderstorms producing heavy rain across the warned area. Between<br /> 1 and 3 inches of rain have fallen. Additional rainfall amounts of<br /> 1 to 3 inches are possible in the warned area. Flash flooding is<br /> ongoing or expected to begin shortly.

New York Flood Warning | Effective 04/21/2026 05:20

...The Flood Warning continues for the following rivers in New<br /> York... Cayuga Lake At Ithaca affecting Tompkins County. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Cayuga Lake at Ithaca. * WHEN...Until further notice. * IMPACTS...At 383.5 feet, The lake level is high enough to flood<br /> normally dry areas along the shoreline and may affect some paths,<br /> or roads nearest the shore. * ADDITIONAL DETAILS...<br /> - At 8:00 AM EDT Tuesday the stage was 383.6 feet.<br />

Texas Flash Flood Warning Severe | Effective 04-21-2026 05:06

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> FFWEWX The National Weather Service in Austin/San Antonio has issued a * Flash Flood Warning for...<br /> Central Williamson County in south central Texas... * Until 1015 AM CDT. * At 706 AM CDT, Doppler radar and automated rain gauges indicated<br /> thunderstorms producing heavy rain across the warned area. Between<br /> 1 and 3 inches of rain have fallen. Additional rainfall amounts of<br /> 1 to 3 inches are possible in the warned area. Flash flooding is<br />

South Dakota Fire Weather Watch | Effective 04/21/2026 04:48

* AFFECTED AREA...In South Dakota, Beadle, Gregory, Jerauld,<br /> Sanborn, Brule, Aurora, Davison, Hanson, Charles Mix, Douglas,<br /> Hutchinson, Bon Homme and Yankton. * WINDS...South 25 to 35 mph with gusts up to 50 mph. * RELATIVE HUMIDITY...As low as 15 percent. * IMPACTS...Any fire that develops will catch and spread<br /> quickly. Outdoor burning is not recommended.<br /> A Fire Weather Watch means that critical fire weather conditions<br /> are forecast to occur. Listen for later forecasts and possible<br /> Red Flag Warnings.

Colorado Red Flag Warning | Effective 04/21/2026 04:02

Wind gusts up to 45 to 55 mph and critical fuels will overcome<br /> marginal relative humidity values on Wednesday, leading to<br /> widespread critical fire weather conditions in Colorado zones<br /> 200 and 202. * AFFECTED AREA...In Colorado, Fire Weather Zone 200 Little<br /> Snake Forecast Area and Fire Weather Zone 202 White River<br /> Forecast Area. * TIMING...From 10 AM to 9 PM MDT Wednesday. * WINDS...Southwest 25 to 35 mph with gusts up to 55 mph. * RELATIVE HUMIDITY...14 to 19 percent.

Colorado, Wyoming Red Flag Warning | Effective 04/21/2026 04:18

* AFFECTED AREA...Fire Weather Zones 214, 215, 216, 238, 239,<br /> 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250 and 251. * TIMING...From 10 AM Wednesday to midnight MDT Wednesday night. * WINDS...Southwest 20 to 30 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 6 percent. * IMPACTS...Conditions will be favorable for rapid fire spread.<br /> Avoid outdoor burning and any activity that may produce a<br /> spark and start a wildfire.<br /> A Red Flag Warning means that critical fire weather conditions<br />

Texas Flood Warning | Effective 04/21/2026 03:55

...The Flood Warning continues for the following rivers in Texas... Cibolo Creek at Sutherland Springs affecting Karnes and Wilson<br /> Counties. * WHAT...Minor flooding is forecast. * WHERE...Cibolo Creek at Sutherland Springs. * WHEN...From this morning to late tomorrow morning. * ADDITIONAL DETAILS...<br /> - At 5:15 AM CDT Tuesday the stage was 8.6 feet.<br /> - Bankfull stage is 17.0 feet.<br /> - Forecast...The river is expected to rise above flood stage<br /> late this morning to a crest of 24.5 feet late this<br />
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