Alert archive / Texas / Flash Flood Warnings in 2012
Flash Flood Warning 28, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Mar 28, 2012, 5:08 PM CDT for DeWitt County, Lavaca County, Texas. It was in force for 112 min. 1 report 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
- Mar 28, 2012, 5:08 PM CDT (22:08 UTC)
- Expired
- Mar 28, 2012, 7:00 PM CDT
- In force
- 112 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties DeWitt County, TX, Lavaca County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 28, 5:32 PM CDT | FLASH FLOOD | 3 Ssw Yoakum, TX | FM 682 FROM YOAKUM TO US HIGHWAY 77 HAS NUMEROUS LOCATIONS WITH WATER OVER THE ROAD AND ROADWAY IS IN THE PROCESS OF CLOSING. |
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 12:00Z, 10.1 hours before the alert went out and 160 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
- 980 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 457 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 44 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
201
WGUS54 KEWX 282208
FFWEWX
TXC123-285-290000-
/O.NEW.KEWX.FF.W.0028.120328T2208Z-120329T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
508 PM CDT WED MAR 28 2012
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EASTERN DEWITT COUNTY...
SOUTHERN LAVACA COUNTY...
* UNTIL 700 PM CDT.
* AT 502 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
FLASH FLOODING ACROSS THE WARNED AREA. LAW ENFORCEMENT HAS REPORTED
THAT WATER HAS COVERED THE ROAD ON FM 1447...5 MILES NORTH OF CUERO
IN DEWITT COUNTY. ADDITIONAL RAINFALL OF 2 OR MORE INCHES IS POSSIBLE
THROUGH THIS EVENING AND WILL LIKELY CAUSE ADDITIONAL FLOODING OF
ROADWAYS AND LOW WATER CROSSINGS.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...CUERO...
YOAKUM...EZZELL...SPEAKS AND THOMASTON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS INCLUDES...BUT IS NOT LIMITED TO...THE FOLLOWING STREAMS
AND DRAINAGES...
CLARKS CREEK...CHICOLETE CREEK...CUERO CREEK...SOUTH
CHICOLETE CREEK...IRISH CREEK...ARENOSA CREEK...PRICE CREEK...BIG
BRUSHY CREEK...WILLIAMS BRANCH...TONQUA CREEK...KELLEY CREEK...MUSTANG
CREEK...BRUSHY CREEK...NAVIDAD RIVER...EAST SANDY CREEK...SAND
BRANCH...PEACH CREEK...KELLER BRANCH...CLEAR CREEK...QUEENS CREEK AND
WEST SANDY CREEK.
WHEN WATER COVERS THE ROAD...TURN AROUND DON'T DROWN. THE LIFE YOU
SAVE MAY BE YOUR OWN.
&&
LAT...LON 2906 9693 2909 9699 2895 9718 2915 9740
2944 9693 2924 9668
$$1 follow-up statement
519
WGUS74 KEWX 282327
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
627 PM CDT WED MAR 28 2012
TXC123-285-290000-
/O.CON.KEWX.FF.W.0028.000000T0000Z-120329T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DEWITT TX-LAVACA TX-
627 PM CDT WED MAR 28 2012
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR
SOUTHERN LAVACA AND EASTERN DEWITT COUNTIES...
AT 618 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLOODING ON
NUMEROUS LOCATIONS ON FM 682 FROM YOAKUM TO US HIGHWAY 77...AND ON
FM 1447 BETWEEN CUERO AND TERRYVILLE. THE THUNDERSTORMS HAVE
DECREASED RAPIDLY IN INTENSITY AND WERE MOVING OFF TO THE EAST WITH
ADDITIONAL RAINFALL AMOUNTS OF LESS THAN ONE HALF INCH EXPECTED.
MOTORISTS SHOULD CONTINUE TO EXERCISE EXTREME CAUTION DUE TO WATER
OVER ROADS FROM HEAVY RAINS THAT FELL IN THE LAST SEVERAL HOURS.
LOCATIONS IN THE WARNING AREA INCLUDE YOAKUM...SPEAKS AND EZZELL.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN WATER COVERS THE ROAD...TURN AROUND DON'T DROWN. THE LIFE YOU
SAVE MAY BE YOUR OWN.
&&
LAT...LON 2906 9693 2909 9699 2895 9718 2915 9740
2944 9693 2924 9668
$$The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 28, 4:36 PM CDT | Areal Flood Advisory | EWX | DeWitt, Lavaca | 114 min |
| Mar 28, 5:55 PM CDT | Flash Flood Warning | EWX | DeWitt, Karnes | 3 hr |
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.