Alert archive / Texas / Flash Flood Warnings in 2004
Flash Flood Warning 73, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Apr 25, 2004, 10:34 AM CDT for Gonzales 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
- Apr 25, 2004, 10:34 AM CDT (15:34 UTC)
- Expired
- Apr 25, 2004, 2:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Gonzales County, TX
The radar
The Austin/San Antonio radar (KEWX), 56 km from the middle of the area, began a volume at 15:37 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 12:00Z, 3.6 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 743 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 119 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KEWX 251539 FFWSAT TXC177-251900- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1034 AM CDT SUN APR 25 2004 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR... GONZALES COUNTY IN SOUTH CENTRAL TEXAS THIS INCLUDES THE CITY OF GONZALES * UNTIL 200 PM CDT * AT 1034 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED AREAS OF HEAVY RAIN MOVING OVER GONZALES COUNTY...FROM SHOWERS AND THUNDERSTORMS. ADDITIONAL HEAVY RAINS ARE EXPECTED FROM SHOWERS AND THUNDERSTORMS THE REST OF THIS MORNING. SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 20 MPH. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES IS POSSIBLE WITH THESE SHOWERS AND THUNDERSTORMS THIS MORNING. EXCESSIVE RUNOFF FROM THESE RAINS...ASSOCIATED WITH SHOWERS AND THUNDERSTORMS...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. FREQUENT DEADLY LIGHTNING WILL ALSO ACCOMPANY THESE THUNDERSTORMS... ALONG WITH WIND GUSTS AROUND 20 TO 30 MPH. 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 2933 9776 2920 9762 2947 9726 2974 9735 $$
1 follow-up statement
000
WGUS74 KEWX 251826
FFSSAT
TXC123-149-177-285-251900-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
115 PM CDT SUN APR 25 2004
...A FLASH FLOOD WARNING CONTINUES UNTIL 200 PM CDT FOR GONZALES
COUNTY...
...A FLASH FLOOD WARNING CONTINUES UNTIL 245 PM CDT FOR DEWITT...
KARNES AND FAYETTE COUNTIES...
AT 115 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
SHOW AREAS OF RAIN...WITH SHOWERS AND THUNDERSTORMS...FROM FAYETTE
COUNTY...SOUTH AND SOUTHWEST TO GONZALES...DEWITT AND LAVACA
COUNTIES. ADDITIONAL RAINFALL AMOUNTS OF ONE HALF TO INCH IS
POSSIBLE.
RUNOFF FROM PERIODS OF HEAVY RAIN OR PREVIOUS HEAVY RAINS TODAY
WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS AND
UNDERPASSES. ADDITIONALLY...COUNTRY ROADS AND FARMLANDS ALONG THE
BANKS OF CREEKS...STREAMS AND OTHER LOW LYING AREAS ARE SUBJECT TO
FLOODING.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.
LAT...LON 2933 9776 2920 9762 2947 9726 2974 9735
2903 9768 2889 9760 2899 9732 2918 9689
2940 9666 2960 9688 2959 9715 2935 9720
2982 9721 2969 9712 2974 9692 2996 9666
3012 9672 3002 9698
$$The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 25, 9:35 AM CDT | Flash Flood Warning | EWX | Karnes, Wilson | 3 hr |
| Apr 25, 11:00 AM CDT | Flash Flood Warning | EWX | DeWitt, Lavaca | 4 hr |
| Apr 25, 11:09 AM CDT | Flash Flood Warning | EWX | Fayette | 4 hr |
| Apr 25, 5:29 PM CDT | Severe Thunderstorm Warning | EWX | Edwards, Real | 61 min |
| Apr 25, 5:54 PM CDT | Flash Flood Warning | EWX | Edwards, Kinney | 2 hr |
| Apr 25, 6:13 PM CDT | Flash Flood Warning | EWX | Val Verde | 3 hr |
| Apr 25, 6:27 PM CDT | Severe Thunderstorm Warning | EWX | Real | 63 min |
| Apr 25, 6:32 PM CDT | Severe Thunderstorm Warning | EWX | Edwards | 58 min |
| Apr 25, 6:51 PM CDT | Severe Thunderstorm Warning | EWX | Uvalde | 54 min |
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.