423 WGUS74 KEWX 210102 FFSEWX Flash Flood Statement National Weather Service Austin/San Antonio TX 802 PM CDT Mon Apr 20 2026 TXC029-091-187-210200- /O.CON.KEWX.FF.W.0010.000000T0000Z-260421T0200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Bexar TX-Comal TX-Guadalupe TX- 802 PM CDT Mon Apr 20 2026 ...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR NORTHEASTERN BEXAR, SOUTHEASTERN COMAL AND WEST CENTRAL GUADALUPE COUNTIES... At 802 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the western part of Bexar County. This area of the county did not get a lot of rain earlier, however, a quick 0.25 to 0.5 inch and up to an inch of rainfall is possible a line of storms move over those area. Unfortunately, this heavy rain is moving toward the northern and central part of Bexar County, where between 2 and 4 inches of rain have fallen since mid to late afternoon. Additional rainfall amounts of 1 to 2 inches are possible over the northern and central Bexar County with storms training and rain filling from the southern part of the county. 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, Randolph AFB, San Antonio Int Airport, Canyon Lake, Kirby, Alamo Heights, Windcrest, Terrell Hills, Bulverde, Garden Ridge, Shavano Park and Hollywood Park. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. Be aware of your surroundings and do not drive on flooded roads. Stay away or be swept away. River banks and culverts can become unstable and unsafe. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. && LAT...LON 2945 9858 2963 9861 2980 9832 2979 9814 2975 9809 2973 9806 2961 9785 2949 9819 2939 9846 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ OB  376 WGUS54 KEWX 210146 FFWEWX TXC029-091-187-210400- /O.EXT.KEWX.FF.W.0010.000000T0000Z-260421T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Austin/San Antonio TX 846 PM CDT Mon Apr 20 2026 The National Weather Service in Austin/San Antonio has extended the * Flash Flood Warning for... Northeastern Bexar County in south central Texas... Southeastern Comal County in south central Texas... West Central Guadalupe County in south central Texas... * Until 1100 PM CDT. * At 846 PM CDT, Doppler radar indicated thunderstorms producing heavy rain moving into the central and northern parts of Bexar County. Between 2 and 4 inches of rain have fallen over some of these areas since mid to late afternoon. Additional rainfall amounts of 1 to 2 inches are possible with a new round of storms producing heavy rain. Flash flooding is ongoing or expected to begin shortly. Therefore, the Flash Flood Warning has been extended through 11 PM CDT. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar and rain gauges. 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, Randolph AFB, San Antonio Int Airport, Canyon Lake, Kirby, Alamo Heights, Windcrest, Terrell Hills, Bulverde, Garden Ridge, Shavano Park and Hollywood Park. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. Be aware of your surroundings and do not drive on flooded roads. Stay away or be swept away. River banks and culverts can become unstable and unsafe. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. && LAT...LON 2945 9858 2963 9861 2980 9832 2979 9814 2975 9809 2973 9806 2961 9785 2949 9819 2939 9846 FLASH FLOOD...RADAR INDICATED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ OB