Alert archive / Texas / Flash Flood Warnings in 2003
Flash Flood Warning 83, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Oct 11, 2003, 10:52 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
- Oct 11, 2003, 10:52 AM CDT (15:52 UTC)
- Expired
- Oct 11, 2003, 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 Val Verde County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 3.9 hours before the alert went out and 63 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
- 72 J/kg
- Mixed-layer CIN
- -221 J/kg
- Mixed-layer LCL
- 625 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 101 m²/s²
- 0-3 km storm-relative helicity
- 106 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 111552 FFWSAT TXC465-111900- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1052 AM CDT SAT OCT 11 2003 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES... VAL VERDE * UNTIL 200 PM CDT * AT 1050 AM...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN EAST OF A LANGTRY TO PANDALE LINE TO LAKE AMISTAD TO COMSTOCK TO JUNO...MOVING NORTHEAST AT 10 MPH. RAINFALL WILL SPREAD TO DEL RIO AND LOMA ALTA BY NOON. RAINFALL RATES OF 1 TO 1.5 INCHES PER HOUR WERE NOTED WITH TOTALS ALREADY FROM 1 TO 2 INCHES. 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 2966 10149 2928 10080 3027 10073 3029 10155 $$
1 follow-up statement
000 WGUS74 KEWX 111751 FFSSAT TXC465-111900- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1252 PM CDT SAT OCT 11 2003 ...A FLASH FLOOD WARNING CONTINUES FOR VAL VERDE COUNTY UNTIL 2 PM CDT... AT 1250 PM...THE HEAVIEST RAINS HAD MOVED EAST OUT OF VAL VERDE COUNTY...HOWEVER SOME MODERATE RAINS ARE MOVING BACK INTO THE LAKE AMISTAD AND DEL RIO AREAS. RAINFALL RATES OF ONE HALF INCH PER HOUR WERE ESTIMATED. THESE RAINS COMBINED WITH EARLIER RAINS OF 1 TO 3 INCHES WILL CAUSE STREAMS TO CONTINUE TO RUN HIGH WITH SOME OUT OF BANKS AND POSSIBLY IN FLOOD. LOW LYING AREAS AND LOW WATER CROSSINGS WILL ALSO FLOOD. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. STAY TUNED TO LOCAL MEDIA OUTLETS FOR THE LATEST WEATHER INFORMATION. $$
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 11, 12:30 PM CDT | Flash Flood Warning | EWX | Edwards | 3 hr |
| Oct 11, 1:57 PM CDT | Flash Flood Warning | EWX | Val Verde | 93 min |
| Oct 11, 3:28 PM CDT | Flash Flood Warning | EWX | Edwards, Val Verde | 62 min |
| Oct 11, 4:25 PM CDT | Flash Flood Warning | EWX | Kinney | 3 hr |
| Oct 11, 4:34 PM CDT | Flash Flood Warning | EWX | Edwards | 3 hr |
| Oct 11, 5:33 PM CDT | Flash Flood Warning | EWX | Kerr | 3 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.