Alert archive / Texas / Flash Flood Warnings in 2003
Flash Flood Warning 25, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at May 27, 2003, 7:55 AM CDT for Val Verde 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
- May 27, 2003, 7:55 AM CDT (12:55 UTC)
- Expired
- May 27, 2003, 11:00 AM CDT
- In force
- 3 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, 0.9 hours before the alert went out and 77 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 271258 FFWSAT TXC465-271600- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 755 AM 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 1100 AM CDT * AT 755 AM...WEATHER SERVICE DOPPLER RADAR INDICATED AREAS OF SHOWERS AND THUNDERSTORMS CONTINUING OVER PARTS OF VAL VERDE COUNTY...PRODUCING AREAS OF VERY HEAVY RAIN. THESE SHOWERS AND THUNDERSTORMS WILL CONTINUE THE NEXT FEW HOURS...PRODUCING LOCALLY HEAVY RAINS. THE SHOWERS AND THUNDERSTORMS ARE EXPECTED TO INCREASE AND SPREAD WESTWARD OVER VAL VERDE COUNTY THIS MORNING. LOCALLY HEAVY DOWNPOURS WILL ALSO REDUCE DRIVING VISIBILITY AND MAKE FOR SLIPPERY DRIVING CONDITIONS ON ROADS AND HIGHWAYS THIS MORNING. MOTORISTS SHOULD USE CAUTION AT LOW WATER CROSSINGS AND ON FLOOD PRONE STREETS...WHERE FLOODING IS LIKELY. 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. 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 2990 10169 2928 10079 3026 10075 3026 10169 $$
2 follow-up statements
000 WGUS74 KEWX 271444 FFSSAT TXC465-271530- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 940 AM CDT TUE MAY 27 2003 ...A FLASH FLOOD WARNING CONTINUES FOR VAL VERDE COUNTY UNTIL 11 AM CDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL FROM THE CITY OF DEL RIO TO THE LAKE AMISTAD DAM THEN TO NEAR COMSTOCK. THE HEAVIEST RAINFALL WITH RATES OF 1 TO 2 INCHES PER HOUR WAS BETWEEN THE DEL RIO AIRPORT AND THE LAKE AMISTAD DAM. UP TO 3.5 INCHES HAS BEEN ESTIMATED TO HAVE FALLEN. SALT...EIGHTMILE...AND CLENOGOS CREEKS WILL HAVE SIGNIFICANT RISES. THE EAST DIABLO RECREATION AREA WILL BE IMPACTED SOME ROADS IN THE WESTERN PARTS OF THE CITY OF DEL RIO HAVE BEEN CLOSED. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. STAY TUNED TO LOCAL MEDIA OUTLETS FOR THE LATEST WEATHER INFORMATION. $$
000 WGUS74 KEWX 271513 FFSSAT TXC465-271600- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1010 AM CDT TUE MAY 27 2003 ...A FLASH FLOOD WARNING CONTINUES FOR VAL VERDE COUNTY UNTIL 1100 AM CDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SHOWERS AND THUNDERSTORMS PRODUCING HEAVY RAINFALL FROM DEL RIO TO LAKE AMISTAD. RAINFALL RATES AS ESTIMATED BY RADAR ARE CURRENTLY THREE QUARTERS OF AN INCH TO 1.5 INCHES PER HOUR OVER A LARGE AREA FROM THE WESTERN SECTIONS OF DEL RIO TO NEAR LAKE AMISTAD. RAINFALL TOTALS ARE ESTIMATED AT 2 TO 4 INCHES WITH HIGHER TOTALS JUST NORTHWEST OF DEL RIO TOWARD LAKE AMISTAD. SO FAR...DEL RIO INTERNATIONAL AIRPORT HAS RECEIVED THREE INCHES. THE VAL VERDE COUNTY SHERIFFS DEPARTMENT REPORTS SOME ROAD CLOSURES IN WESTERN DEL RIO. RAINS CONTINUE TO DEVELOP EAST OF DEL RIO AND MOVE NORTHWESTWARD OVER THE CITY. THE FLASH FLOOD WARNING WILL BE EXTENDED. 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, 10:56 AM CDT | Flash Flood Warning | EWX | Val Verde | 4 hr |
| May 27, 2:50 PM 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.