Severe

Significant threat to life or property

Iowa, Illinois Severe Flood Watch | Effective 06/20/2026 10:42

* WHAT...Flash flooding and areal flooding caused by excessive<br /> rainfall is possible. * WHERE...Portions of west central Illinois, including the following<br /> areas, Henderson and Warren and southeast Iowa, including the<br /> following areas, Des Moines, Henry IA, Jefferson and Van Buren. * WHEN...From Sunday morning through Sunday evening. * IMPACTS...Excessive runoff may result in localized flash flooding,<br /> flooding of rivers, creeks, streams, and other low-lying and<br /> flood-prone locations. Creeks and streams may rise out of their<br />

Texas Severe Flash Flood Warning | Effective 06/20/2026 10:43

FFWHGX The National Weather Service in League City has issued a * Flash Flood Warning for...<br /> Northern Galveston County in southeastern Texas...<br /> Harris County in southeastern Texas... * Until 245 PM CDT. * At 1243 PM CDT, Doppler radar and automated rain gauges indicated<br /> thunderstorms producing heavy rain across the warned area. Between<br /> 2 and 3 inches of rain have fallen. Additional rainfall amounts of<br /> 1 to 2 inches are possible in the warned area. Flash flooding is<br /> ongoing or expected to begin shortly.

Florida Severe Severe Thunderstorm Warning | Effective 06/20/2026 10:23

SVRMLB The National Weather Service in Melbourne has issued a * Severe Thunderstorm Warning for...<br /> Southwestern Orange County in east central Florida...<br /> North central Osceola County in east central Florida... * Until 215 PM EDT. * At 122 PM EDT, a severe thunderstorm was located over Universal<br /> Studios, or over Oak Ridge, moving east at 20 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include...<br />

Louisiana Severe Flood Warning | Effective 06/20/2026 10:27

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Grant Parish in north central Louisiana...<br /> La Salle Parish in north central Louisiana...<br /> Southeastern Winn Parish in north central Louisiana...<br /> East Central Natchitoches Parish in northwestern Louisiana... * WHEN...Until 230 PM CDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying<br /> and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS...<br /> - At 1227 PM CDT, Doppler radar indicated heavy rain due to<br />

Arkansas, Louisiana, Mississippi Severe Flood Watch | Effective 06/20/2026 10:00

* WHAT...Flash flooding caused by excessive rainfall continues to be<br /> possible. * WHERE...Portions of southeast Arkansas, including the following<br /> areas, Ashley and Chicot, northeast Louisiana, including the<br /> following parishes, Catahoula, Concordia, East Carroll, Franklin<br /> LA, Madison LA, Morehouse, Richland, Tensas and West Carroll, and<br /> Mississippi, including the following areas, Adams, Attala,<br /> Choctaw, Claiborne, Clarke, Copiah, Hinds, Holmes, Humphreys,<br />

Colorado Severe Red Flag Warning | Effective 06/20/2026 10:03

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 10 PM MDT SUNDAY FOR<br /> GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 220,<br /> 222, 223, AND 224... The National Weather Service in Pueblo has issued a Red Flag<br /> Warning for gusty winds and low relative humidity, which is in<br /> effect from 11 AM to 10 PM MDT Sunday. The Fire Weather Watch is<br /> no longer in effect. * AFFECTED AREA...Fire Weather Zones 220, 222, 223 and 224. * TIMING...For the first Red Flag Warning, until 10 PM MDT this<br />

Colorado Severe Red Flag Warning | Effective 06/20/2026 10:03

* AFFECTED AREA...Fire Weather Zones 221, 225, 227, 228, 229,<br /> 230, 231, 232 and 233. * TIMING...Until 10 PM MDT this evening. * WINDS...Southwest 20 to 30 mph with gusts up to 50 mph. * RELATIVE HUMIDITY...As low as 7 percent. * IMPACTS...Elevated fire danger is expected. Fires will catch<br /> and spread rapidly and erratically.<br /> A Red Flag Warning means that critical fire weather conditions<br /> are either occurring now, or will shortly. A combination of<br /> strong winds, low relative humidity, and warm temperatures can<br />

Arkansas, Louisiana Severe Flash Flood Warning | Effective 06/20/2026 10:03

FFWSHV The National Weather Service in Shreveport has issued a * Flash Flood Warning for...<br /> South Central Union County in south central Arkansas...<br /> Northwestern Union Parish in north central Louisiana...<br /> Northeastern Claiborne Parish in northwestern Louisiana... * Until 300 PM CDT. * At 1203 PM CDT, Doppler radar indicated thunderstorms producing<br /> heavy rain across the warned area. Between 2 and 3 inches of rain<br /> have fallen. Additional rainfall amounts of 2 to 3 inches are<br />

Alaska Severe Red Flag Warning | Effective 06/20/2026 10:03

* AFFECTED AREA...Central and Eastern Interior. * TIMING...Until 10 PM AKDT Sunday. * THUNDERSTORM COVERAGE INDEX...Numerous from Tanana to the Upper<br /> Kuskokwim. Scattered elsewhere. * WINDS...Near thunderstorms, gusts could reach as high as 40<br /> mph. * HUMIDITY...As low as 30 percent. * TEMPERATURES...Highs in the upper 80s. Lows in the mid 40s. * IMPACTS...Critical fire weather conditions are expected this<br /> weekend due to a combination of thunderstorm activity,<br /> temperatures reaching into the low 80s, relative humidities<br />

Alaska Severe Red Flag Warning | Effective 06/20/2026 10:03

The National Weather Service in Fairbanks has issued a Red Flag<br /> Warning for lightning, which is in effect until 10 PM AKDT<br /> Sunday. * AFFECTED AREA...Middle Yukon Valley and Lower Yukon and Innoko<br /> Valleys. * TIMING...Until 10 PM AKDT Sunday. * THUNDERSTORM COVERAGE INDEX...Numerous. * WINDS...Near thunderstorms, gusts could reach as high as 40<br /> mph. * HUMIDITY...As low as 30 percent. * TEMPERATURES...Highs in the mid 80s. Lows in the upper 40s. * IMPACTS...Critical fire weather conditions are expected this<br />
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