887  
WGUS84 KEWX 211956  
FLSEWX  
 
FLOOD ADVISORY  
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX  
256 PM CDT TUE APR 21 2026  
 
TXC053-453-212006-  
/O.CAN.KEWX.FA.Y.0034.000000T0000Z-260421T2015Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
BURNET TX-TRAVIS TX-  
256 PM CDT TUE APR 21 2026  
   
..FLOOD ADVISORY IS CANCELLED
 
 
THE FLOOD ADVISORY IS CANCELLED FOR A PORTION OF SOUTH CENTRAL  
TEXAS, INCLUDING THE FOLLOWING COUNTIES, BURNET AND TRAVIS.  
 
URBAN AND SMALL STREAM FLOODING IS NO LONGER EXPECTED TO POSE A  
THREAT. PLEASE CONTINUE TO HEED REMAINING ROAD CLOSURES.  
 

 
 
LAT...LON 3074 9727 3046 9716 3040 9733 3046 9744  
3048 9755 3050 9760 3043 9777 3047 9785  
3055 9787 3057 9793 3060 9792 3063 9796  
3061 9799 3063 9801 3061 9804 3062 9805  
3079 9796 3091 9783 3090 9778 3087 9762  
 

 
 
TXC491-212015-  
/O.CON.KEWX.FA.Y.0034.000000T0000Z-260421T2015Z/  
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
WILLIAMSON TX-  
256 PM CDT TUE APR 21 2026  
 
...FLOOD ADVISORY REMAINS IN EFFECT UNTIL 315 PM CDT THIS  
AFTERNOON...  
 
* WHAT...URBAN AND SMALL STREAM FLOODING CAUSED BY EXCESSIVE  
RAINFALL CONTINUES.  
 
* WHERE...WILLIAMSON COUNTY  
 
* WHEN...UNTIL 315 PM CDT.  
 
* IMPACTS...MINOR FLOODING IN LOW-LYING AND POOR DRAINAGE AREAS.  
DANGEROUS FLOWS OVER LOW-WATER CROSSINGS. WATER OVER ROADWAYS.  
 
* ADDITIONAL DETAILS...  
- AT 251 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  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
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.  
 

 
 
LAT...LON 3074 9727 3046 9716 3040 9733 3046 9744  
3048 9755 3050 9760 3043 9777 3047 9785  
3055 9787 3057 9793 3060 9792 3063 9796  
3061 9799 3063 9801 3061 9804 3062 9805  
3079 9796 3091 9783 3090 9778 3087 9762  
 

 
 
TRAN  
 
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