617 

WGUS74 KEWX 210332

FFSEWX



Flash Flood Statement

National Weather Service Austin/San Antonio TX

1032 PM CDT Mon Apr 20 2026



TXC029-091-187-210400-

/O.CON.KEWX.FF.W.0010.000000T0000Z-260421T0400Z/

/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

Bexar TX-Comal TX-Guadalupe TX-

1032 PM CDT Mon Apr 20 2026



...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 11 PM CDT THIS 

EVENING FOR NORTHEASTERN BEXAR, SOUTHEASTERN COMAL AND WEST CENTRAL 

GUADALUPE COUNTIES...



At 1032 PM CDT, Doppler radar and automated rain gauges indicated 

moderate to heavy rain across the warned area. Additional rainfall 

amounts up to 0.5 inches are possible over some spots in the warm 

area, however, most places are likely to get less than quarter inch 

between now and 11 PM CDT. Flash flooding likely occurring across 

low-lying and poor drainage areas. Latest radar trends showing 

things getting better over northern and central Bexar County and 

southern Comal County.



HAZARD...Life threatening flash flooding. Thunderstorms producing

         flash flooding.



SOURCE...Radar and automated 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 AND GAUGE INDICATED

FLASH FLOOD DAMAGE THREAT...CONSIDERABLE



$$



OB






555 

WGUS74 KEWX 210346

FFSEWX



Flash Flood Statement

National Weather Service Austin/San Antonio TX

1046 PM CDT Mon Apr 20 2026



TXC029-091-187-210356-

/O.CAN.KEWX.FF.W.0010.000000T0000Z-260421T0400Z/

/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

Bexar TX-Comal TX-Guadalupe TX-

1046 PM CDT Mon Apr 20 2026



...FLASH FLOOD WARNING FOR NORTHEASTERN BEXAR, SOUTHEASTERN COMAL 

AND WEST CENTRAL GUADALUPE COUNTIES HAS BEEN REPLACED WITH A FLOOD 

ADVISORY...



&&



LAT...LON 2979 9814 2975 9809 2973 9806 2961 9785

      2949 9819 2939 9846 2945 9858 2963 9861

      2980 9832



$$