Alert archive / Texas / Flash Flood Warnings in 2014

Flash Flood Warning 3, NWS Austin/San Antonio, TX

May 12, 2014Travis County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at May 12, 2014, 10:17 PM CDT for Travis County, Texas. It was in force for 3 hr. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 12, 2014, 10:17 PM CDT (03:17 UTC)
Expired
May 13, 2014, 1:15 AM CDT
In force
3 hr
Issued by
NWS Austin/San Antonio, TX
Area
Storm-based polygon
Flood severity
None

County Travis County, TX

What was reported inside it

TimeReportWhereRemark
May 12, 10:41 PM CDTFLASH FLOODAustin, TXLOW WATER CROSSINGS AT 15TH AND RED RIVER AND AT 3523 MCNEIL DRIVE IN AUSTIN CLOSED DUE TO FLOODING.
May 12, 10:55 PM CDTFLASH FLOOD1 Ene Creedmoor, TXMAHA CREEK AT 1327 AND EVELYN ROAD IS FLOODING OVER THE ROADWAY.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 3.3 hours before the alert went out and 292 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Corpus Christi, TX at 00:00Z on 2014-05-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2559 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 00:00Z on 2014-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2559 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
547 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
43 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

935 
WGUS54 KEWX 130317
FFWEWX
TXC453-130615-
/O.NEW.KEWX.FF.W.0003.140513T0317Z-140513T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1017 PM CDT MON MAY 12 2014

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  TRAVIS COUNTY IN SOUTH CENTRAL TEXAS...
  THIS INCLUDES THE CITIES OF...AUSTIN BERGSTROM INTERNATIONAL
  AIRPORT...TANGLEWOOD FOREST...AUSTIN...

* UNTIL 115 AM CDT

* AT 1012 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR            
  INDICATED HEAVY RAINFALL CAPABLE OF PRODUCING FLASH FLOODING 
  FROM THUNDERSTORMS ACROSS THE AUSTIN METRO AREA. THESE 
  THUNDERSTORMS WERE NEARLY STATIONARY. 

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WEST LAKE
  HILLS...ROLLINGWOOD...MANSFIELD DAM...LAKEWAY...LAGO VISTA AND BEE
  CAVE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

&&

LAT...LON 3037 9769 3026 9760 3006 9776 3035 9817
      3052 9807

$$
3 follow-up statements
684 
WGUS74 KEWX 130356
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1056 PM CDT MON MAY 12 2014

TXC453-130615-
/O.CON.KEWX.FF.W.0003.000000T0000Z-140513T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
TRAVIS TX-
1056 PM CDT MON MAY 12 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 115 AM CDT FOR
TRAVIS COUNTY...

AT 1056 PM CDT...NWS METEOROLOGISTS CONTINUED TO DETECT A A SLOW 
MOVING COMPLEX OF THUNDERSTORMS PRODUCING FLASH FLOODING OVER THE 
WARNED AREA OF TRAVIS COUNTY. AS OF 1041 PM...CITY OFFICIALS IN 
AUSTIN HAVE ALREADY REPORTED A ROAD CLOSURE AT 15TH AND RED RIVER. 
AT 1045 PM...A VOLUNTEER RAINFALL OBSERVER REPORTED 1.89 INCHES OF 
RAIN AROUND 3 MILES NORTHEAST OF DOWNTOWN. DOPPLER RADAR ESTIMATES 
CONTINUE TO SUGGEST THAT 2 TO 4 INCHES OF RAIN WILL AFFECT PARTS OF 
TRAVIS COUNTY BEFORE RAINFALL RATES DECREASE BY MIDNIGHT CDT.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MANSFIELD
DAM...LAKEWAY AND LAGO VISTA

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

&&

LAT...LON 3037 9769 3026 9760 3006 9776 3035 9817
      3052 9807

$$
805 
WGUS74 KEWX 130500
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1200 AM CDT TUE MAY 13 2014

TXC453-130615-
/O.CON.KEWX.FF.W.0003.000000T0000Z-140513T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
TRAVIS TX-
1200 AM CDT TUE MAY 13 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 115 AM CDT FOR
TRAVIS COUNTY...

AT 1155 PM CDT...NWS METEOROLOGISTS CONTINUED TO DETECT LIGHT TO 
MODERATE RAINS ACROSS THE WARNING AREA. FLASH FLOODING WILL CONTINUE 
DUE TO EARLIER VERY HEAVY RAINS. 

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MANSFIELD
DAM...LAKEWAY AND LAGO VISTA

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

&&

LAT...LON 3037 9769 3026 9760 3006 9776 3035 9817
      3052 9807

$$
202 
WGUS74 KEWX 130613
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
113 AM CDT TUE MAY 13 2014

TXC453-130620-
/O.EXP.KEWX.FF.W.0003.000000T0000Z-140513T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
TRAVIS TX-
113 AM CDT TUE MAY 13 2014

...THE FLASH FLOOD WARNING WILL EXPIRE AT 115 AM CDT FOR TRAVIS
COUNTY...

NATIONAL WEATHER SERVICE RADAR SHOWED ONLY LIGHT TO MODERATE RAINS 
ACROSS TRAVIS COUNTY. NO ADDITIONAL FLASH FLOODING IS EXPECTED. THE 
WARNING WILL BE ALLOWED TO EXPIRE. HOWEVER...SOME STREAMS WILL STILL 
RUN HIGH FOR THE NEXT COUPLE OF HOURS DUE TO EARLIER VERY HEAVY 
RAINS. RAIN GAGE OBSERVATIONS SHOW...3.46 INCHES AT THE COLORADO 
RIVER AT AUSTIN...3.29 INCHES AT ONION CREEK AT HIGHWAY 183 AND 2.57 
AT THE LCRA REDBUD CENTER. 

LAT...LON 3037 9769 3026 9760 3006 9776 3035 9817
      3052 9807

$$

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 12, 7:25 PM CDTSevere Thunderstorm WarningEWXGillespie, Kerr35 min
May 12, 8:09 PM CDTSpecial Weather StatementEWXKerr51 min
May 12, 9:01 PM CDTAreal Flood AdvisoryEWXTravis, Williamson3 hr
May 12, 9:50 PM CDTSpecial Weather StatementEWXKendall40 min
May 12, 10:09 PM CDTFlash Flood WarningEWXBlanco, Comal, Hays3 hr
May 12, 10:17 PM CDTSpecial Weather StatementEWXMaverick43 min
May 12, 10:36 PM CDTAreal Flood AdvisoryEWXBexar114 min
May 12, 10:47 PM CDTAreal Flood AdvisoryEWXBastrop, Lee, Travis, Williamson103 min
May 12, 10:52 PM CDTSpecial Weather StatementEWXBexar23 min
May 12, 11:10 PM CDTFlash Flood WarningEWXTravis2 hr
May 12, 11:13 PM CDTSpecial Weather StatementEWXGuadalupe, Wilson32 min
May 12, 11:18 PM CDTFlash Flood WarningEWXHays, Travis3 hr
May 12, 11:21 PM CDTAreal Flood AdvisoryEWXBexar, Comal, Guadalupe, Wilson2 hr
May 12, 11:26 PM CDTAreal Flood AdvisoryEWXAtascosa, Frio, Kinney, Maverick, Medina, Uvalde and 1 more2 hr
May 12, 11:30 PM CDTAreal Flood AdvisoryEWXBastrop, Fayette, Lee2 hr
May 12, 11:38 PM CDTAreal Flood AdvisoryEWXCaldwell, Comal, Guadalupe112 min
May 12, 11:40 PM CDTFlash Flood WarningEWXBexar2 hr
May 12, 11:42 PM CDTSpecial Weather StatementEWXCaldwell48 min
May 12, 11:53 PM CDTFlash Flood WarningEWXBastrop, Caldwell, Comal, Guadalupe, Hays3 hr
May 13, 12:05 AM CDTAreal Flood AdvisoryEWXBastrop, Caldwell, Fayette115 min
May 13, 12:11 AM CDTSpecial Weather StatementEWXKarnes49 min
May 13, 12:12 AM CDTSpecial Weather StatementEWXWilson48 min
May 13, 12:14 AM CDTSpecial Weather StatementEWXCaldwell46 min
May 13, 12:26 AM CDTSpecial Weather StatementEWXFrio49 min
May 13, 12:37 AM CDTFlash Flood WarningEWXBastrop, Fayette, Gonzales, Lee113 min
May 13, 12:41 AM CDTSpecial Weather StatementEWXDeWitt, Gonzales64 min
May 13, 12:48 AM CDTAreal Flood AdvisoryEWXKarnes, Wilson2 hr
May 13, 12:56 AM CDTAreal Flood AdvisoryEWXCaldwell, Gonzales, Guadalupe2 hr
May 13, 1:08 AM CDTFlash Flood WarningEWXAtascosa, Bexar, Wilson3 hr
May 13, 1:15 AM CDTSpecial Weather StatementEWXDeWitt, Lavaca60 min
May 13, 1:39 AM CDTAreal Flood AdvisoryEWXDeWitt, Gonzales, Lavaca3 hr
May 13, 1:54 AM CDTAreal Flood AdvisoryEWXBexar2 hr
May 13, 2:09 AM CDTSpecial Weather StatementEWXLavaca51 min
May 13, 8:50 AM CDTRiver Flood WarningEWXBexar6 hr
May 13, 8:50 AM CDTRiver Flood WarningEWXBexar6 hr
May 13, 8:50 AM CDTRiver Flood WarningEWXBexar, Wilson13 hr

Nearby

Flash Flood Warnings in Texas, 2014Every flash flood warning in 2014

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.