Alert archive / Texas / Flash Flood Warnings in 2004
Flash Flood Warning 110, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jun 8, 2004, 2:57 PM CDT for Lavaca 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 8, 2004, 2:57 PM CDT (19:57 UTC)
- Expired
- Jun 8, 2004, 5:45 PM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Lavaca County, TX
The radar
The Austin/San Antonio radar (KEWX), 106 km from the middle of the area, began a volume at 19:59 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, 8.0 hours before the alert went out and 193 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
- 795 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 642 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- -22 m²/s²
- 0-3 km storm-relative helicity
- 81 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 081957
FFWSAT
TXC285-082245-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
257 PM CDT TUE JUN 8 2004
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
LAVACA
* UNTIL 545 PM CDT
* AT 255 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A LINE OF SHOWERS AND THUNDERSTORMS WITH RAINFALL RATES NEAR AN
INCH PER HOUR MOVING NORTH AT 25 MPH OVER LAVACA COUNTY. DUE TO
THE ORIENTATION OF THESE STORMS SOME TRAINING IS EXPECTED...WITH
ADDITIONAL SHOWERS AND STORMS MOVING OVER THE SAME AREAS.
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES AND
ARROYOS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.
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 2931 9711 2947 9714 2962 9711 2963 9689
2950 9672 2920 9674
$$2 follow-up statements
000
WGUS74 KEWX 082104
FFSSAT
TXC285-082245-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
403 PM CDT TUE JUN 8 2004
...A FLASH FLOOD WARNING CONTINUES UNTIL 545 PM CDT FOR LAVACA
COUNTY...
AT 400 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE
HEAVY RAINS HAVE EXITED LAVACA COUNTY. HOWEVER...RUNOFF MAY CONTINUE
DURING THE NEXT SEVERAL HOURS NEAR STREAMS AND CREEKS. RESIDENTS ARE
URGED TO STAY AWAY FROM THESE AREAS UNTIL STREAMS OR CREEKS RECEDE.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS
ROADWAYS. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED
QUICKLY. MOVE TO HIGHER GROUND.
LAT...LON 2931 9711 2947 9714 2962 9711 2963 9689
2950 9672 2920 9674
$$000
WGUS74 KEWX 082201
FFSSAT
TXC285-082245-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
459 PM CDT TUE JUN 8 2004
...A FLASH FLOOD WARNING CONTINUES UNTIL 545 PM CDT FOR LAVACA
COUNTY...
AT 450 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SHOWERS REDEVELOPING OVER LAVACA COUNTY. AN ADDITION INCH OF RAIN
CAN BE EXPECTED COUNTYWIDE.
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.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.
LAT...LON 2931 9711 2947 9714 2962 9711 2963 9689
2950 9672 2920 9674
$$The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 9:35 AM CDT | Flash Flood Warning | EWX | Fayette, Lavaca | 3 hr |
| Jun 8, 10:00 AM CDT | Flash Flood Warning | EWX | Lee | 3 hr |
| Jun 8, 6:05 PM CDT | Flash Flood Warning | EWX | Frio, Medina | 3 hr |
| Jun 8, 6:58 PM CDT | Tornado Warning | EWX | Frio | 32 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.