Alert archive / Texas / Flash Flood Warnings in 2004
Flash Flood Warning 145, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jun 22, 2004, 6:26 AM CDT for Atascosa County, Frio County, Wilson County, Texas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 22, 2004, 6:26 AM CDT (11:26 UTC)
- Expired
- Jun 22, 2004, 9:30 AM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
Counties Atascosa County, TX, Frio County, TX, Wilson County, TX
The radar
The Austin/San Antonio radar (KEWX), 84 km from the middle of the area, began a volume at 11:27 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 11.4 hours before the alert went out and 188 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
- 2605 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 910 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 88 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 2.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KEWX 221130
FFWSAT
TXC013-163-493-221430-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
626 AM CDT TUE JUN 22 2004
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
WILSON
ATASCOSA
FRIO
* UNTIL 930 AM CDT
* AT 621 AM CDT...SHOWERS AND THUNDERSTORMS CONTINUE OVER FRIO...
ATASCOSA AND WILSON COUNTIES...MOVING SLOWLY EAST.
* OTHER LOCATIONS IN THE WARNING INCLUDE SUTHERLAND SPRINGS...
STOCKDALE...POTEET...PLEASANTON...PEARSALL...PANDORA...MOORE...
LEMING...JOURDANTON...FLORESVILLE...CHARLOTTE AND BIG FOOT.
SHOWERS AND THUNDERSTORMS WILL CONTINUE OVER FRIO...ATASCOSA...AND
WILSON COUNTIES FOR THE NEXT FEW HOURS. HEAVY RAIN IS POSSIBLE.
HEAVY RAINS WILL CAUSE FLOODING AT LOW WATER CROSSINGS OR ON ROADS
IN LOW LYING AREAS PRONE TO FLASH FLOODING.
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS
THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.
LAT...LON 2906 9927 2872 9932 2876 9844 2910 9808
2919 9776 2935 9787 2935 9812 2906 9840
$$1 follow-up statement
000
WGUS74 KEWX 221348
FFSSAT
TXC013-163-493-221430-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
841 AM CDT TUE JUN 22 2004
...A FLASH FLOOD WARNING CONTINUES UNTIL 930 AM CDT FOR FRIO...
ATASCOSA AND WILSON COUNTIES...
AT 840 AM CDT...LIGHT TO MODERATE SHOWERS WERE COVERING FRIO,
ATASCOSA AND WILSON COUNTIES. LOCAL LAW ENFORCEMENT OFFICIALS
REPORTED SEVERAL ROADS CLOSED DUE TO FLOODING IN PLEASANTON AND 2
LOW WATER CROSSINGS CLOSED. A LARGE SWATH OF 2 INCH RAINS HAVE
FALLEN OVER PARTS OF WILSON AND FRIO COUNTIES, AND MOST OF ATASCOSA
COUNTY.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
SUTHERLAND SPRINGS...STOCKDALE...POTEET...PEARSALL...PANDORA...
MOORE...JOURDANTON...FLORESVILLE...CHRISTINE...CHARLOTTE AND BIG
FOOT.
ADDITIONAL RAINFALL AMOUNTS OF ONE HALF TO ONE INCH ARE POSSIBLE IN
THE WARNED AREA.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.
LAT...LON 2906 9927 2872 9932 2876 9844 2910 9808
2919 9776 2935 9787 2935 9812 2906 9840
$$The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 9:28 PM CDT | Severe Thunderstorm Warning | EWX | Kinney | 62 min |
| Jun 22, 9:34 AM CDT | Flash Flood Warning | EWX | Atascosa, Frio, Zavala | 3 hr |
| Jun 22, 12:30 PM CDT | Flash Flood Warning | EWX | Atascosa, Frio | 2 hr |
Nearby
Flash Flood Warnings in Texas, 2004Every flash flood warning in 2004
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.