Texas Flash Flood Warning | Effective 05/01/2026 03:08

Headline: 
Flash Flood Warning issued May 1 at 5:08AM CDT until May 1 at 10:00AM CDT by NWS Austin/San Antonio TX
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
May 1, 2026 - 3:08am
Expires: 
May 1, 2026 - 8:00am
Description: 
FFWEWX The National Weather Service in Austin/San Antonio has issued a * Flash Flood Warning for... Bexar County in south central Texas... Southeastern Comal County in south central Texas... Central Guadalupe County in south central Texas... East Central Medina County in south central Texas... * Until 1000 AM CDT. * At 508 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. Additional rainfall amounts of 2 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... San Antonio, New Braunfels, Schertz, Seguin, Cibolo, Converse, Universal City, Live Oak, Selma, Castroville, San Antonio Int Airport, Randolph AFB, Stinson Municipal Airport, Leon Valley, Helotes, Kirby, Alamo Heights, Windcrest, Terrell Hills and Garden Ridge.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Stay away or be swept away. River banks and culverts can become unstable and unsafe.
Area Description: 
Bexar, TX; Comal, TX; Guadalupe, TX; Medina, TX
Forcast Office: 
NWS Austin/San Antonio TX
Sender: 
w-nws.webmaster@noaa.gov