Alert archive / Texas / Flash Flood Warnings in 2012
Flash Flood Warning 5, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jan 25, 2012, 5:18 AM CST for 4 counties in Texas. It was in force for 3 hr. 3 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
- Jan 25, 2012, 5:18 AM CST (11:18 UTC)
- Expired
- Jan 25, 2012, 8:00 AM CST
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Bastrop County, TX, Caldwell County, TX, Hays County, TX, Travis County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 25, 5:24 AM CST | FLASH FLOOD | 5 N Cedar Creek, TX | CAR SUBMERGED ON HIGHWAY 71. PERSONS BEING RESCUED. |
| Jan 25, 5:29 AM CST | FLASH FLOOD | 2 W Elgin, TX | WATER RESCUE FOR PERSONS ON HIGHWAY 290. |
| Jan 25, 5:35 AM CST | FLASH FLOOD | 5 S Austin, TX | 2 TO 3 FEET OF WATER OVER WILLIAM CANNON ROAD IN SOUTH AUSTIN. |
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, 11.3 hours before the alert went out and 265 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.
- Mixed-layer CAPE
- 1865 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 594 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 146 m²/s²
- 0-3 km storm-relative helicity
- 260 m²/s²
- Significant tornado parameter
- 1.8
- Supercell composite
- 9.7
The text
As transmitted, in the capitals the NWS used until 2016.
897
WGUS54 KEWX 251118
FFWEWX
TXC021-055-209-453-251400-
/O.NEW.KEWX.FF.W.0005.120125T1118Z-120125T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
518 AM CST WED JAN 25 2012
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
WESTERN BASTROP COUNTY...
NORTHWESTERN CALDWELL COUNTY...
EASTERN HAYS COUNTY...
EASTERN TRAVIS COUNTY...
* UNTIL 800 AM CST.
* AT 512 AM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS HAVE
DETERMINED THAT RAINFALL ESTIMATES FROM DOPPLER RADAR INDICATE SLOW
MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL FROM ROUND ROCK TO
AUSTIN TO SAN MARCOS. THE AUSTIN/BERGSTROM INTERNATIONAL AIRPORT
HAS RECEIVED 5.04 INCHES OF RAIN. ADDITIONAL RAINFALL AMOUNTS UP
3 INCHES CAN BE EXPECTED.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
AUSTIN...AUSTIN BERGSTROM INT AP...ELGIN...PFLUGERVILLE...
TANGLEWOOD FOREST...WINDEMERE...BUDA...KYLE...MANOR...MANSFIELD
DAM...MARTINDALE...MUSTANG RIDGE...NIEDERWALD...ONION CREEK...
ROLLINGWOOD...STAPLES...UHLAND AND WEST LAKE HILLS.
BARTON CREEK...BULL CREEK...SHOAL CREEK...WALLER CREEK...WALNUT
CREEK...AND WILLIAMSON CREEK WILL CONTINUE OUT OF BANKS FOR THE NEXT
THREE HOURS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN WATER COVERS THE ROAD...TURN AROUND DON'T DROWN. THE LIFE YOU
SAVE MAY BE YOUR OWN.
&&
LAT...LON 3036 9730 2975 9779 2978 9781 2979 9784
2979 9783 2984 9784 2986 9788 2985 9789
2995 9798 3047 9788 3043 9776 3047 9769
3047 9763
$$2 follow-up statements
287
WGUS74 KEWX 251243
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
643 AM CST WED JAN 25 2012
TXC021-055-209-453-251400-
/O.CON.KEWX.FF.W.0005.000000T0000Z-120125T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HAYS TX-TRAVIS TX-CALDWELL TX-BASTROP TX-
643 AM CST WED JAN 25 2012
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 800 AM CST FOR
WESTERN BASTROP...NORTHWESTERN CALDWELL...EASTERN TRAVIS AND EASTERN
HAYS COUNTIES...
AT 642 AM CST...NATIONAL WEATHER SERVICE RADAR METEOROLOGISTS
INDICATED MAINLY LIGHT RAINS OVER THE WARNED AREA.
BARTON CREEK...BULL CREEK...SHOAL CREEK...WALLER CREEK...WALNUT
CREEK...AND WILLIAMSON CREEK WILL CONTINUE OUT OF BANKS FOR THE NEXT
HOUR OR SO.
LOCATIONS IN THE WARNING AREA INCLUDE AUSTIN BERGSTROM INT
AP...BUDA...ELGIN...WINDEMERE...WEST LAKE HILLS...TANGLEWOOD
FOREST...ROLLINGWOOD...PFLUGERVILLE...ONION CREEK...MANSFIELD
DAM...MANOR AND AUSTIN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN WATER COVERS THE ROAD...TURN AROUND DON'T DROWN. THE LIFE YOU
SAVE MAY BE YOUR OWN.
&&
LAT...LON 3036 9730 2975 9779 2978 9781 2979 9784
2979 9783 2984 9784 2986 9788 2985 9789
2995 9798 3047 9788 3043 9776 3047 9769
3047 9763
$$733
WGUS74 KEWX 251357
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
757 AM CST WED JAN 25 2012
TXC021-055-209-453-251407-
/O.EXP.KEWX.FF.W.0005.000000T0000Z-120125T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HAYS TX-TRAVIS TX-CALDWELL TX-BASTROP TX-
757 AM CST WED JAN 25 2012
...THE FLASH FLOOD WARNING WILL EXPIRE AT 800 AM CST FOR WESTERN
BASTROP...NORTHWESTERN CALDWELL...EASTERN TRAVIS AND EASTERN HAYS
COUNTIES...
LAT...LON 3036 9730 2975 9779 2978 9781 2979 9784
2979 9783 2984 9784 2986 9788 2985 9789
2995 9798 3047 9788 3043 9776 3047 9769
3047 9763
$$The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 24, 10:38 PM CST | Severe Thunderstorm Warning | EWX | Val Verde | 26 min |
| Jan 24, 10:40 PM CST | Severe Thunderstorm Warning | EWX | Val Verde | 35 min |
| Jan 24, 10:52 PM CST | Severe Thunderstorm Warning | EWX | Edwards, Val Verde | 38 min |
| Jan 24, 11:17 PM CST | Severe Thunderstorm Warning | EWX | Edwards | 28 min |
| Jan 24, 11:29 PM CST | Tornado Warning | EWX | Edwards | 16 min |
| Jan 24, 11:41 PM CST | Severe Thunderstorm Warning | EWX | Edwards | 35 min |
| Jan 24, 11:44 PM CST | Severe Thunderstorm Warning | EWX | Edwards | 32 min |
| Jan 25, 12:20 AM CST | Severe Thunderstorm Warning | EWX | Edwards, Real | 40 min |
| Jan 25, 1:17 AM CST | Areal Flood Advisory | EWX | Bexar | 103 min |
| Jan 25, 1:33 AM CST | Severe Thunderstorm Warning | EWX | Bexar, Comal, Guadalupe, Hays | 42 min |
| Jan 25, 2:00 AM CST | Flash Flood Warning | EWX | Bexar | 6 hr |
| Jan 25, 2:06 AM CST | Areal Flood Advisory | EWX | Caldwell, Comal, Guadalupe, Hays | 114 min |
| Jan 25, 2:15 AM CST | Areal Flood Advisory | EWX | Hays, Travis | 105 min |
| Jan 25, 2:47 AM CST | Flash Flood Warning | EWX | Travis | 3 hr |
| Jan 25, 3:33 AM CST | Severe Thunderstorm Warning | EWX | Bastrop, Caldwell, Hays, Travis | 42 min |
| Jan 25, 4:06 AM CST | Areal Flood Advisory | EWX | Bexar, Blanco, Comal, Hays, Kendall | 114 min |
| Jan 25, 4:09 AM CST | Areal Flood Advisory | EWX | Bastrop, Caldwell | 111 min |
| Jan 25, 4:26 AM CST | Flash Flood Warning | EWX | Bastrop | 3 hr |
| Jan 25, 4:26 AM CST | Flash Flood Warning | EWX | Travis, Williamson | 3 hr |
| Jan 25, 4:54 AM CST | Areal Flood Advisory | EWX | Comal, Guadalupe, Hays | 2 hr |
| Jan 25, 5:49 AM CST | Areal Flood Advisory | EWX | Guadalupe | 101 min |
| Jan 25, 5:54 AM CST | Areal Flood Advisory | EWX | Bastrop, Caldwell | 2 hr |
| Jan 25, 6:07 AM CST | Flash Flood Warning | EWX | Lee | 3 hr |
| Jan 25, 6:23 AM CST | Severe Thunderstorm Warning | EWX | Lee | 52 min |
| Jan 25, 6:26 AM CST | River Flood Warning | EWX | Travis | 14 hr |
| Jan 25, 6:39 AM CST | River Flood Warning | EWX | Bexar | 14 hr |
| Jan 25, 6:46 AM CST | Flash Flood Warning | EWX | Bastrop | 3 hr |
| Jan 25, 6:56 AM CST | River Flood Warning | EWX | Bexar, Wilson | 32 hr |
| Jan 25, 7:04 AM CST | Flash Flood Warning | EWX | Fayette | 3 hr |
| Jan 25, 9:05 AM CST | River Flood Warning | EWX | Caldwell, Gonzales | 34 hr |
| Jan 25, 9:05 AM CST | River Flood Warning | EWX | Gonzales | 60 hr |
| Jan 25, 9:27 AM CST | Flash Flood Warning | EWX | Bastrop | 2 hr |
| Jan 25, 5:49 PM CST | Areal Flood Advisory | EWX | Bastrop | 101 min |
Nearby
Flash Flood Warnings in Texas, 2012Every flash flood warning in 2012
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.