Severe

Significant threat to life or property

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

* WHAT...Flash flooding and areal flooding caused by excessive rainfall is possible. * WHERE...Portions of west central Illinois, including the following counties, Hancock and McDonough, southeast Iowa, including the following county, Lee, and northeast Missouri, including the following counties, Clark and Scotland. * WHEN...From Sunday morning through Sunday evening. * IMPACTS...Excessive runoff may result in localized flash flooding, flooding of rivers, creeks, streams, and other low-lying and

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

* WHAT...Flash flooding and areal flooding caused by excessive rainfall is possible. * WHERE...Portions of west central Illinois, including the following areas, Henderson and Warren and southeast Iowa, including the 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, flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their

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... Northern Galveston County in southeastern Texas... Harris County in southeastern Texas... * Until 245 PM CDT. * At 1243 PM CDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 2 and 3 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is 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... Southwestern Orange County in east central Florida... North central Osceola County in east central Florida... * Until 215 PM EDT. * At 122 PM EDT, a severe thunderstorm was located over Universal 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...

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

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

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

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 GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 220, 222, 223, AND 224... The National Weather Service in Pueblo has issued a Red Flag Warning for gusty winds and low relative humidity, which is in effect from 11 AM to 10 PM MDT Sunday. The Fire Weather Watch is 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

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

* AFFECTED AREA...Fire Weather Zones 221, 225, 227, 228, 229, 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 and spread rapidly and erratically. A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can

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... South Central Union County in south central Arkansas... Northwestern Union Parish in north central Louisiana... Northeastern Claiborne Parish in northwestern Louisiana... * Until 300 PM CDT. * At 1203 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 3 inches of rain have fallen. Additional rainfall amounts of 2 to 3 inches are

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 Kuskokwim. Scattered elsewhere. * WINDS...Near thunderstorms, gusts could reach as high as 40 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 weekend due to a combination of thunderstorm activity, temperatures reaching into the low 80s, relative humidities
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