Weather Warnings for Texas

Issued by the National Weather Service

Current watches, warnings, and advisories for Texas
Alerts Updated: April 21, 2026, 10:35 pm  UTC


Severe Thunderstorm Warning issued April 21 at 5:34PM CDT until April 21 at 6:15PM CDT by NWS Midland/Odessa TX

Summary: SVRMAF The National Weather Service in Midland has issued a * Severe Thunderstorm Warning for... Central Brewster County in southwestern Texas... * Until 615 PM CDT. * At 534 PM CDT, a severe thunderstorm was located 9 miles southeast of Marathon, or 34 miles southeast of Alpine, moving southeast at 20 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * This severe thunderstorm will remain over mainly rural areas of central Brewster County.
Severity:  Severe    Effective:  April 21, 2026, 5:34 pm      Expires:  April 21, 2026, 6:15 pm
Area:  Brewster, TX


Red Flag Warning issued April 21 at 3:20PM CDT until April 22 at 9:00PM CDT by NWS Amarillo TX

Summary: * WINDS...Southwest 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 6 percent. * TEMPERATURES...In the upper 80s. * IMPACTS...Any fires that develop will have the potential to spread rapidly. Outdoor burning is not recommended. * SEVERITY... FUELS (ERC)...70th-89th percentile...4 (out of 5). WEATHER...Near Critical...2 (out of 5). FIRE ENVIRONMENT...6 (out of 10).
Severity:  Severe    Effective:  April 21, 2026, 3:20 pm      Expires:  April 22, 2026, 7:00 am
Area:  Cimarron; Texas; Dallam; Sherman; Hartley; Moore; Oldham; Potter; Deaf Smith; Randall; Palo Duro Canyon


Fire Weather Watch issued April 21 at 3:20PM CDT until April 23 at 10:00PM CDT by NWS Amarillo TX

Summary: * WINDS...Southwest 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 6 percent. * TEMPERATURES...In the upper 80s. * IMPACTS...Any fires that develop will have the potential to spread rapidly. Outdoor burning is not recommended. * SEVERITY... FUELS (ERC)...70th-89th percentile...4 (out of 5). WEATHER...Near Critical...2 (out of 5). FIRE ENVIRONMENT...6 (out of 10).
Severity:  Severe    Effective:  April 21, 2026, 3:20 pm      Expires:  April 22, 2026, 7:00 am
Area:  Cimarron; Texas; Dallam; Sherman; Hartley; Moore; Oldham; Potter; Deaf Smith; Randall; Palo Duro Canyon


Fire Weather Watch issued April 21 at 3:20PM CDT until April 23 at 10:00PM CDT by NWS Amarillo TX

Summary: * WINDS...West 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 6 percent. * TEMPERATURES...In the mid 80s. * IMPACTS...Any fires that develop will have the potential to spread rapidly. Outdoor burning is not recommended. * SEVERITY... FUELS (ERC)...70th-89th percentile...4 (out of 5). WEATHER...Critical...3 (out of 5). FIRE ENVIRONMENT...7 (out of 10).
Severity:  Severe    Effective:  April 21, 2026, 3:20 pm      Expires:  April 22, 2026, 7:00 am
Area:  Beaver; Hansford; Ochiltree; Lipscomb; Hutchinson; Roberts; Hemphill; Carson; Gray; Wheeler; Armstrong; Donley; Collingsworth


Flash Flood Warning issued April 21 at 3:01PM CDT until April 21 at 6:15PM CDT by NWS Austin/San Antonio TX

Summary: FFWEWX The National Weather Service in Austin/San Antonio has extended the * Flash Flood Warning for... Central Williamson County in south central Texas... * Until 615 PM CDT. * At 301 PM CDT, Emergency management reported several low water crossings remain closed due to flooding throughout Williamson County. Between 2 and 4 inches of rain have fallen. Additional rainfall amounts up to 1 inch are possible in the warned area. Flash flooding is already occurring. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Emergency management reported. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Round Rock, Georgetown, Taylor, Serenada, Leander, Hutto, Liberty Hill, Jarrell, Florence, Thrall, Weir, Georgetown Dam, Sun City, Andice, Coupland, Jonah, Walburg, Theon, Waterloo and Seward Junction.
Severity:  Severe    Effective:  April 21, 2026, 3:01 pm      Expires:  April 21, 2026, 6:15 pm
Area:  Williamson, TX


Flood Advisory issued April 21 at 2:57PM CDT until April 21 at 6:15PM CDT by NWS Austin/San Antonio TX

Summary: * WHAT...Urban and small stream flooding caused by excessive rainfall continues. * WHERE...Williamson County * WHEN...Until 615 PM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Dangerous flows over low-water crossings. Water over roadways. * ADDITIONAL DETAILS... - At 256 PM CDT, Doppler radar and automated rain gauges indicated heavy rain due to thunderstorms. This is causing urban and small stream flooding. Between 2 and 4.5 inches of rain have fallen. - Additional rainfall amounts up to 1 inch are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Austin, Round Rock, Cedar Park, Georgetown, Pflugerville, Taylor, Granger, Serenada, Windemere, Anderson Mill, Leander, Hutto, Bartlett, Liberty Hill, Jarrell, Florence, Thrall, Weir, Georgetown Dam and Sun City. - http://www.weather.gov/safety/flood
Severity:  Minor    Effective:  April 21, 2026, 2:57 pm      Expires:  April 21, 2026, 6:15 pm
Area:  Williamson, TX


Flood Warning issued April 21 at 2:07PM CDT until April 26 at 10:24PM CDT by NWS Corpus Christi TX

Summary: ...The Flood Warning continues for the following rivers in Texas... Guadalupe River Near Bloomington affecting Calhoun, Refugio and Victoria Counties. For the Guadalupe River...including Victoria, Bloomington...Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Guadalupe River near Bloomington. * WHEN...From Thursday evening to late Sunday evening. * IMPACTS...At 24.0 feet, Moderate lowland flooding occurs, with the river reaching well into the flood plain. Any oil tank batteries, pump jacks, and secondary roads near the river may be flooded.
Severity:  Severe    Effective:  April 21, 2026, 2:07 pm      Expires:  April 22, 2026, 5:15 am
Area:  Calhoun, TX; Refugio, TX; Victoria, TX


Fire Weather Watch issued April 21 at 1:56PM CDT until April 22 at 11:00PM CDT by NWS Midland/Odessa TX

Summary: ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR 20-FT WINDS NEAR 20 MPH, RELATIVE HUMIDITY OF 15% OR LESS, AND HIGH FIRE DANGER FOR SOUTHEAST NEW MEXICO, THE GUADALUPE AND DELAWARE MOUNTAINS, VAN HORN AND THE HIGHWAY 54 CORRIDOR, AND EASTERN CULBERSON COUNTY... * WINDS...Southwest 15 to 25 mph with gusts up to 35 mph. Higher winds in the mountains. * RELATIVE HUMIDITY...As low as 7 percent. * RFTI...4-6 or near critical to critical. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. * SEVERITY... FUELS (ERC)...50th-69th percentile...3 (out of 5). WEATHER...Near Critical...2 (out of 5). FIRE ENVIRONMENT...5 (out of 10).
Severity:  Severe    Effective:  April 21, 2026, 1:56 pm      Expires:  April 22, 2026, 5:00 am
Area:  Sacramento Foothills and Guadalupe Mountains; Chaves County Plains; Eddy Plains; Lea; Guadalupe and Delaware Mountains; Van Horn and Highway 54 Corridor; Eastern Culberson County


Fire Weather Watch issued April 21 at 12:38PM CDT until April 23 at 8:00PM CDT by NWS Lubbock TX

Summary: The National Weather Service in Lubbock has issued a Fire Weather Watch, which is in effect from Thursday afternoon through Thursday evening. * Timing...Noon to 8 PM CDT Thursday. * Wind...West at 15 to 25 mph with gusts to 35 mph. * Humidity...As low as 6 percent. * Fuels...Dry. * Impacts...Any fires that develop can spread rapidly. Outdoor burning is discouraged.
Severity:  Severe    Effective:  April 21, 2026, 12:38 pm      Expires:  April 21, 2026, 11:00 pm
Area:  Parmer; Castro; Swisher; Briscoe; Hall; Childress; Bailey; Lamb; Hale; Floyd; Motley; Cottle; Cochran; Hockley; Lubbock; Crosby; Yoakum; Terry; Lynn


Coastal Flood Advisory issued April 21 at 12:45AM CDT until April 21 at 7:00PM CDT by NWS Corpus Christi TX

Summary: * WHAT...Minor coastal flooding expected. * WHERE...Aransas Islands, Kleberg Islands, Nueces Islands and Calhoun Islands Counties. * WHEN...From 4 AM early this morning to 7 PM CDT this evening. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected.
Severity:  Minor    Effective:  April 21, 2026, 12:45 am      Expires:  April 21, 2026, 7:00 pm
Area:  Aransas Islands; Kleberg Islands; Nueces Islands; Calhoun Islands


Rip Current Statement issued April 20 at 10:56PM CDT until April 22 at 1:00AM CDT by NWS Houston/Galveston TX

Summary: * WHAT...Dangerous rip currents. * WHERE...Gulf-facing beaches, including the Matagorda Peninsula, Brazoria County beaches, Galveston Island and the Bolivar Peninsula. * WHEN...Through late Tuesday night. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water.
Severity:  Moderate    Effective:  April 20, 2026, 10:56 pm      Expires:  April 21, 2026, 7:00 am
Area:  Matagorda Islands; Brazoria Islands; Galveston Island; Bolivar Peninsula