A weak short wave trough and the sea breeze combined to cause showers and thunderstorms one of which produced damaging winds in Bastrop County.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS EWX wrote it up.
A weak short wave trough and the sea breeze combined to cause showers and thunderstorms one of which produced damaging winds in Bastrop County.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Austin/San Antonio, TX wrote its last area forecast discussion before the first event at Aug 14, 2:03 PM CST, 2 hours 57 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 303 PM CDT SUN AUG 14 2011 .DISCUSSION... 12Z SOUNDINGS SHOWED PWATS OF 1.9 TO 2.1 INCHES ACROSS OUR AREA WITH CONVECTIVE TEMPS IN THE 90S. AS OF 3 PM...A ROUND OF SHOWERS AND THUNDERSTORMS WERE POPPING UP AND CAN NOT BE RULED-OUT ACROSS ANY PORTION OF SOUTH CENTRAL TEXAS. THE BEST CHANCES FOR MEASURABLE RAIN LATE THIS AFTERNOON AND INTO THE EVENING HOURS WILL BE ALONG/EAST OF I-35 ALONG THE SEABREEZE. THAT SAID...POPS ARE LOW...GENERALLY NEAR 10 PERCENT. A DOWNWARD TREND IN ATMOSPHERIC MOISTURE IS FORECAST OVER THE NEXT COUPLE OF DAYS AND CHANCES FOR CONVECTION WILL DROP-OUT OVERNIGHT. THE UPPER HIGH IS FORECAST TO CONTINUE TO DOMINATE THE WEATHER OVER OUR AREA THOUGH AT LEAST THE NEXT 7 DAYS WITH TEMPERATURES WELL ABOVE NORMAL AND LITTLE-TO-NO CHANCE FOR RAIN. && .PRELIMINARY POINT TEMPS/POPS... AUSTIN CAMP MABRY 78 104 78 104 78 / 10 0 0 0 0 AUSTIN BERGSTROM INTL AIRPORT 75 103 74 102 74 / 10 0 0 0 0 NEW BRAUNFELS MUNI AIRPORT 75 103 74 103 74 / 10 0 0 0 0 BURNET MUNI AIRPORT 76 100 76 100 76 / 10 0 - 0 0 DEL RIO INTL AIRPORT 79 100 79 101 79 / 10 0 0 0 0 GEORGETOWN MUNI AIRPORT 76 101 77 101 77 / 10 0 - 0 0 HONDO MUNI AIRPORT 75 102 75 102 76 / 10 0 0 0 0 SAN MARCOS MUNI AIRPORT 76 102 76 102 76 / 10 0 0 0 0 LA GRANGE - FAYETTE REGIONAL 76 101 76 101 76 / 10 - - - - SAN ANTONIO INTL AIRPORT 78 101 78 101 78 / 10 0 0 0 0 STINSON MUNI AIRPORT 78 104 78 104 78 / 10 0 0 0 0 && .EWX WATCHES/WARNINGS/ADVISORIES... NONE. && MESOSCALE/AVIATION...13 SYNOPTIC/GRIDS...11 PUBLIC SERVICE/DATA COLLECTION...32
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 521 AM CDT SUN AUG 14 2011 TXZ171>173-183>194-202>209-217>225-228-151030- LLANO-BURNET-WILLIAMSON-VAL VERDE-EDWARDS-REAL-KERR-BANDERA- GILLESPIE-KENDALL-BLANCO-HAYS-TRAVIS-BASTROP-LEE-KINNEY-UVALDE- MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-FAYETTE-MAVERICK-ZAVALA- FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-LAVACA-DIMMIT- 521 AM CDT SUN AUG 14 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS. .DAY ONE...TODAY AND TONIGHT... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED.
The Ft Hood radar (KGRK), 40 km away, was scanning. The volume nearest the first event began at 22:58 UTC.
1 thunderstorm wind. Local standard time, as filed.
A thunderstorm produced wind gusts estimated at 60 mph which moved a porch away from a house, downed power lines, and knocked over a couple of trees.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Texas in 2011Every state in 2011This day in weather historyWarnings in Texas, August 2011
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 339568.