Alert archive / Texas / Flash Flood Warnings in 2003
Flash Flood Warning 22, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at May 25, 2003, 10:15 PM CDT for Val Verde County, Texas. It was in force for 2 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 25, 2003, 10:15 PM CDT (03:15 UTC)
- Expired
- May 26, 2003, 12:15 AM CDT
- In force
- 2 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 00:00Z, 3.3 hours before the alert went out and 85 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
- 2132 J/kg
- Mixed-layer CIN
- -71 J/kg
- Mixed-layer LCL
- 1625 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KEWX 260318 FFWSAT TXC465-260515- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1015 PM CDT SUN MAY 25 2003 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES... VAL VERDE * UNTIL 1215 AM CDT * AT 1015 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN OVER VAL VERDE COUNTY MOVING EAST AT 15 MPH. VERY HEAVY RAIN NEAR 2 INCHES PER HOUR IS LIKELY WITH THIS STORM. * THE THUNDERSTORM WITH EXCESSIVE RAINFALL WILL BE CROSSING PANDALE AND LANGTRY THROUGH 11 PM. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. LAT...LON 3028 10172 2994 10162 2934 10077 3027 10070 $$
2 follow-up statements
000 WGUS74 KEWX 260348 FFSSAT TXC465-260445- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1044 PM CDT SUN MAY 25 2003 ...A FLASH FLOOD WARNING CONTINUES FOR VAL VERDE COUNTY UNTIL 1215 AM CDT... A LINE OF STRONG THUNDERSTORMS WITH VERY HEAVY RAIN CONTINUES TO MOVE EASTWARD AT NEAR 25 MPH FROM NEAR LANGTRY TO PANDALE TO JUNO. RAINFALL AMOUNTS OF UP TO 2 INCHES CAN BE EXPECTED OVER THE NEXT HOUR...CAUSING POSSIBLE FLOODING OF LOW WATER CROSSINGS ON FARM ROAD 1024 AND STATE HIGHWAY 163. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. MOTORISTS SHOULD USE EXTRA CAUTION DRIVING THROUGH VAL VERDE COUNTY DUE TO POSSIBLE WATER OVER THE ROAD. $$
000 WGUS74 KEWX 260439 FFSSAT TXC465-260510- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1140 PM CDT SUN MAY 25 2003 ...A FLASH FLOOD WARNING CONTINUES FOR VAL VERDE COUNTY UNTIL 1215 AM CDT... AN AREA OF SHOWERS AND THUNDERSTORMS WITH LOCALLY HEAVY RAIN BETWEEN LAKE AMISTAD...JUNO AND LOMA ALTA WILL CONTINUE MOVING EAST AT NEAR 25 MPH. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE OVER THE NEXT HOUR. MOTORISTS SHOULD BE ON THE LOOKOUT FOR POSSIBLE FLOODING OF LOW WATER CROSSINGS ON FARM ROAD 1024 AND STATE HIGHWAY 163. STRONG THUNDERSTORMS 20 MILES WEST OF LAKE AMISTAD IN MEXICO WILL MOVE EAST TOWARD LAKE AMISTAD BY 1230 AM. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. $$
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 12:10 AM CDT | Flash Flood Warning | EWX | Edwards, Val Verde | 2 hr |
| May 26, 2:15 AM CDT | Flash Flood Warning | EWX | Edwards | 2 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.