Alert archive / Texas / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 1, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Feb 14, 2003, 3:11 PM CST for Dimmit County, Maverick County, Zavala County, Texas. It was in force for 64 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Feb 14, 2003, 3:11 PM CST (21:11 UTC)
- Expired
- Feb 14, 2003, 4:15 PM CST
- In force
- 64 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
Counties Dimmit County, TX, Maverick County, TX, Zavala County, TX
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 14, 2:40 PM CST | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 9.2 hours before the alert went out and 104 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
- 705 J/kg
- Mixed-layer CIN
- -82 J/kg
- Mixed-layer LCL
- 877 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- -137 m²/s²
- 0-3 km storm-relative helicity
- -95 m²/s²
- Significant tornado parameter
- -0.4
- Supercell composite
- -2.1
The text
As transmitted, in the capitals the NWS used until 2016.
476 WUUS54 KEWX 142111 SVRSAT TXC127-323-507-142215- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 311 PM CST FRI FEB 14 2003 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS... ZAVALA MAVERICK DIMMIT * UNTIL 415 PM CST * AT 311 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 8 MILES SOUTHWEST OF EL INDIO...MOVING NORTHEAST AT 50 MPH. * THE SEVERE THUNDERSTORM WILL BE... NEAR EAGLE PASS AND EL INDIO AT 315 PM OVER COMETA AT 340 PM LAT...LON 2866 10051 2832 10041 2834 9981 2892 10007 $$
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Austin/San Antonio, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Feb 14, 2:48 PM CST, 23 minutes earlier.
Area forecast discussion, Feb 14, 2:48 PM CST, 23 minutes before
SOUTH CENTRAL TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 248 PM CST FRI FEB 14 2003 CONVECTION INCREASING ACROSS NE MEXICO THIS AFTERNOON IN ADVANCE OF ANOTHER UPPER LEVEL DISTURBANCE THAT IS ASSOCIATED WITH THE BROAD UPPER TROF. THIS CONVECTIVE COMPLEX IS MOVING NE TOWARDS THE RIO GRANDE RIVER. SPC HAS ISSUED A MESOSCALE DISCUSSION ON THIS CONVECTIVE COMPLEX. SUPERCELL DEVELOPMENT IS POSSIBLE WITH LARGE HAIL THE PRIMARY THREAT AS THESE STORMS MOVE ACROSS THE RIO GRANDE RIVER BETWEEN DEL RIO AND LAREDO. ADDITIONAL CONVECTION IS ALSO FIRING IN NORTHERN MEXICO...WEST OF THE BIG BEND...ALSO ASSOCIATED WITH THE MAIN UPPER TROF. WILL CONTINUE THE MENTION OF SVR TSTMS TONIGHT FOR THE ENTIRE CWFA AS SPC HAS THE CWFA IN SLIGHT RISK. SHOWERS AND TSTMS WILL END FROM WEST TO EAST SATURDAY MORNING AS THE MAIN TROF AXIS MOVES EAST OF THE CWFA SATURDAY AFTERNOON. A COLD FRONT WILL FOLLOW SATURDAY AFTERNOON WITH THE PASSAGE OF THE TROF AXIS. AFTER A STORMY EVENING AND OVERNIGHT THE WX PATTERN WILL BECOME BENIGN INTO THE LATTER PART OF NEXT WEEK. SFC HIGH PRESSURE WILL BUILD SOUTHWARD BEHIND THE FRONT SATURDAY AND SUNDAY WITH FREEZING TEMPS POSSIBLE MONDAY MORNING FOR THE HILL COUNTRY AND NE SECTIONS OF SOUTH CENTRAL TEXAS. THE NEXT CHANCE OF SHOWERS AND THUNDERSTORMS WILL BE WEDNESDAY AND THUNSDAY IN ADVANCE OF ANOTHER COLD FRONT. THIS FRONT WILL CLEAR THE COAST BY FRIDAY. ...SEVERE THUNDERSTORM WATCH #1 HAS JUST BEEN ISSUED FOR SOUTH TEXAS UNTIL 8 PM THIS EVENING... PRELIMS... AUS 062/071 041/056 028 72000 DRT 060/076 045/064 040 42000 SAT 062/072 043/059 035 62000 .EWX...NONE. 13/18
Hazardous weather outlook, Feb 14, 6:00 AM CST, 9 hours 11 minutes before
TXZ171>173-183>194-202>209-217>225-228-151200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 600 AM CST FRI FEB 14 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS. .DAY ONE... SEVERE THUNDERSTORMS PRODUCING LARGE HAIL AND DAMAGING WINDS ARE POSSIBLE LATE THIS AFTERNOON AND EVENING FROM THE TEXAS HILL COUNTRY...EAST ACROSS THE AUSTIN SAN ANTONIO CORRIDOR TO NEAR HIGHWAY 77. .DAYS TWO THROUGH SEVEN... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED LATER TODAY ACROSS THE CENTRAL AND EASTERN COUNTIES OF SOUTH CENTRAL TEXAS.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 14, 4:18 PM CST | Severe Thunderstorm Warning | EWX | Dimmit | 57 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2003Every severe thunderstorm 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.