041 

WGUS54 KEWX 211206

FFWEWX

TXC491-211515-

/O.NEW.KEWX.FF.W.0011.260421T1206Z-260421T1515Z/

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



BULLETIN - EAS ACTIVATION REQUESTED

Flash Flood Warning

National Weather Service Austin/San Antonio TX

706 AM CDT Tue Apr 21 2026



The National Weather Service in Austin/San Antonio has issued a



* Flash Flood Warning for...

  Central Williamson County in south central Texas...



* Until 1015 AM CDT.



* At 706 AM CDT, Doppler radar and automated rain gauges indicated 

  thunderstorms producing heavy rain across the warned area. Between 

  1 and 3 inches of rain have fallen. Additional rainfall amounts of 

  1 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 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...

  Round Rock, Georgetown, Taylor, Serenada, Leander, Hutto, Liberty 

  Hill, Jarrell, Florence, Thrall, Weir, Georgetown Dam, Sun City, 

  Andice, Coupland, Jonah, Walburg, Theon, Waterloo and Seward 

  Junction.



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.



In hilly terrain there are hundreds of low water crossings which are 

potentially dangerous in heavy rain. Do not attempt to cross flooded 

roads. Find an alternate route.



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 3058 9768 3067 9797 3087 9780 3061 9724

      3048 9735



FLASH FLOOD...RADAR AND GAUGE INDICATED

FLASH FLOOD DAMAGE THREAT...CONSIDERABLE



$$



MM






375 

FZUS76 KLOX 211245

MWSLOX



Marine Weather Statement

National Weather Service Los Angeles/Oxnard CA

545 AM PDT Tue Apr 21 2026



PZZ645-670-673-220000-

Point Piedras Blancas to Point Sal westward out to 10 NM-

Point Piedras Blancas to Point Sal from 10 to 60 NM-

Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm

including San Miguel and Santa Rosa Islands-

545 AM PDT Tue Apr 21 2026



A cold front will pass through the coastal waters through today, 

bringing rain, gusty winds, and a chance of thunderstorms, 

especially for the waters north of Point Sal. Any thunderstorm 

that forms will be capable of producing locally gale force winds 

and rough seas, dangerous lightning, heavy rainfall with reduced 

visibility, and waterspouts. 



$$



Schoenfeld