556
WGUS84 KEWX 210346
FLSEWX
FLOOD ADVISORY
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1046 PM CDT MON APR 20 2026
TXC029-091-187-210600-
/O.NEW.KEWX.FA.Y.0033.260421T0346Z-260421T0600Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BEXAR TX-COMAL TX-GUADALUPE TX-
1046 PM CDT MON APR 20 2026
..FLOOD ADVISORY IN EFFECT UNTIL 1 AM CDT TUESDAY
...REPLACES FLASH FLOOD WARNING...
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL IS EXPECTED.
* WHERE...A PORTION OF SOUTH CENTRAL TEXAS, INCLUDING THE FOLLOWING
COUNTIES, BEXAR, COMAL AND GUADALUPE.
* WHEN...UNTIL 100 AM CDT.
* IMPACTS...MINOR FLOODING IN LOW-LYING AND POOR DRAINAGE AREAS.
* ADDITIONAL DETAILS...
- AT 1040 PM CDT, RADAR AND GAUGE REPORTS INDICATED MODERATE TO
HEAVY RAIN AFFECTING SOME AREAS UNDER THE FLASH FLOOD
WARNING. RADAR IS TRENDING DOWN IN ACTIVITY AND INTENSITY,
HOWEVER, MINOR FLOODING IS LIKELY HAPPENING AND COULD LAST
FOR A FEW MORE HOURS. THEREFORE, WE ARE REPLACING THE FLASH
FLOOD WARNING FOR A FLOOD ADVISORY.
- ADDITIONAL RAINFALL AMOUNTS UP TO 0.5 INCHES ARE EXPECTED
OVER THE AREA. THIS ADDITIONAL RAIN WILL RESULT IN MINOR
FLOODING.
- SOME LOCATIONS THAT WILL EXPERIENCE 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.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
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.
LAT...LON 2979 9814 2975 9809 2973 9806 2961 9785
2949 9819 2939 9846 2945 9858 2963 9861
2980 9832
OB
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