Alert archive / Texas / Flash Flood Warnings in 2003
Flash Flood Warning 27, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at May 27, 2003, 2:50 PM CDT for Val Verde County, Texas. It was in force for 4 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
- May 27, 2003, 2:50 PM CDT (19:50 UTC)
- Expired
- May 27, 2003, 7:00 PM CDT
- In force
- 4 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Val Verde County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 7.8 hours before the alert went out and 70 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
- 1063 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 825 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 7 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 272008
FFWSAT
TXC465-280000-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
250 PM CDT TUE MAY 27 2003
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
VAL VERDE
* UNTIL 700 PM CDT
* AT 3 PM...ADDITIONAL HEAVY RAINS WERE DEVELOPING OVER SOUTHWESTERN
KINNEY COUNTY AND WILL BE MOVING ACROSS SOUTHERN VAL VERDE COUNTRY
AND THE CITY OF DEL RIO BY 330 PM. RAINFALL TOTALS OVER 5 INCHES
HAVE BEEN REPORTED IN THE DEL RIO AREA. AN ADDITIONAL 3 TO 4 INCHES
ARE POSSIBLE BEFORE RAINS START TO DECREASE LATER THIS EVENING.
EXCESSIVE RUNOFF FROM THESE STORMS WILL ONLY AGGRAVATE FLASH
FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES.
EXPECT ANOTHER RISE ON SAN FELIPE CREEK AS WELL AS RISES ON SALT...
EIGHTMILE AND CLENOGOS CREEKS.
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 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. IF YOUR VEHICLE STALLS...ABANDON IT IMMEDIATELY AND SEEK
HIGHER GROUND.
LAT...LON 2987 10171 2975 10126 2919 10072 3023 10073
3024 10170
$$3 follow-up statements
000 WGUS74 KEWX 272128 FFSSAT TXC465-272315- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 430 PM CDT TUE MAY 27 2003 ...A FLASH FLOOD WARNING CONTINUES FOR VAL VERDE COUNTY UNTIL 700 PM CDT... AT 425 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL OVER SOUTHERN VAL VERDE COUNTY AND KINNEY COUNTY. THE STORMS IN KINNEY COUNTY WERE MOVING WESTWARD AND WILL MOVE ACROSS SOUTHERN VAL VERDE COUNTY OVER THE NEXT COUPLE OF HOURS. RAINFALL RATES OF 1.5 INCHES AN HOUR CAN BE EXPECTED IN THE STRONGER STORMS. THIS AREA IS ALREADY SATURATED FROM PREVIOUS RAINS FROM THIS MORNING AND AFTERNOON SO ANY ADDITIONAL RAINFALL WILL RAPIDLY RUNOFF INTO STREAMS AND RIVERS. DEL RIO AND LAUGHLIN AFB ARE INCLUDED IN THE WARNED AREA. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. STAY TUNED TO LOCAL MEDIA OUTLETS FOR THE LATEST WEATHER INFORMATION. $$
000 WGUS74 KEWX 272321 FFSSAT TXC465-280015- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 615 PM CDT TUE MAY 27 2003 ...A FLASH FLOOD WARNING CONTINUES FOR VAL VERDE COUNTY UNTIL 700 PM CDT... DEL RIO AND LAUGHLIN AFB ARE INCLUDED IN THE WARNED AREA. AT 615 PM CDT...SHOWERS AND THUNDERSTORMS WERE WEAKENING ACROSS SOUTHERN VAL VERDE COUNTY. HOWEVER SHOWERS AND THUNDERSTORMS WITH HEAVY RAINFALL WERE LOCATED ACROSS KINNEY COUNTY MOVING WESTWARD. THIS ACTIVITY WILL MOVE ACROSS SOUTHERN VAL VERDE COUNTY WITHIN THE NEXT HOUR OR TWO. IT IS POSSIBLE THAT THE FLASH FLOOD WARNING WILL BE EXTENDED AT 7 PM. 6.27 INCHES OF RAIN HAS FALLEN SO FAR TODAY AT THE DEL RIO INTERNATIONAL AIRPORT. THIS BREAKS THE PREVIOUS DAILY RAINFALL RECORD OF 2.55 INCHES SET IN 1952. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. STAY TUNED TO LOCAL MEDIA OUTLETS FOR THE LATEST WEATHER INFORMATION. $$
000 WGUS74 KEWX 280000 FFSSAT TXC465-280100- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 700 PM CDT TUE MAY 27 2003 ...THE FLASH FLOOD WARNING FOR VAL VERDE COUNTY HAS EXPIRED... NATIONAL WEATHER SERVICE RADAR INDICATED THE RAINFALL WAS ENDING AND THE FLOOD THREAT WAS DIMINISHING. SOME MINOR FLOODING MAY CONTINUE... BUT THE THREAT OF SERIOUS FLOODING HAS ENDED AND THE FLASH FLOOD WARNING HAS EXPIRED. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. STAY TUNED TO LOCAL MEDIA OUTLETS FOR THE LATEST WEATHER INFORMATION. $$
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 7:55 AM CDT | Flash Flood Warning | EWX | Val Verde | 3 hr |
| May 27, 10:56 AM CDT | Flash Flood Warning | EWX | Val Verde | 4 hr |
Nearby
Flash Flood Warnings in Texas, 2003Every flash flood warning in 2003
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.