Alert archive / Texas / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 129, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Jul 11, 2003, 4:02 PM CDT for Edwards County, Texas. It was in force for 58 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
- Jul 11, 2003, 4:02 PM CDT (21:02 UTC)
- Expired
- Jul 11, 2003, 5:00 PM CDT
- In force
- 58 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Edwards 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 nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 9.0 hours before the alert went out and 94 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
- 2088 J/kg
- Mixed-layer CIN
- -65 J/kg
- Mixed-layer LCL
- 926 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- -27 m²/s²
- 0-3 km storm-relative helicity
- -7 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
174 WUUS54 KEWX 112102 SVRSAT TXC137-112200- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 400 PM CDT FRI JUL 11 2003 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS... EDWARDS * UNTIL 500 PM CDT * AT 400 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A CLUSTER OF SEVERE THUNDERSTORMS 5 TO 20 MILES NORTHWEST OF ROCKSPRINGS...MOVING WEST AT 30 MPH. * THE SEVERE THUNDERSTORM WILL REMAIN OVER RURAL EDWARDS COUNTY CROSSING HIGHWAY 55 NORTHWEST OF ROCKSPRINGS. HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS LOW WATER CROSSINGS... DITCHES AND UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS AS THEY MAY BE WASHED OUT. WATER LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO RISE. SEEK HIGHER GROUND IF THREATENED BY FLOOD WATERS. LAT...LON 3027 10068 2987 10068 2995 10002 3029 10002 $$
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 Jul 11, 1:30 PM CDT, 2 hours 32 minutes earlier.
Area forecast discussion, Jul 11, 1:30 PM CDT, 2 hours 32 minutes before
SOUTH CENTRAL TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 130 PM CDT FRI JUL 11 2003 THIS AFTERNOON A CONVECTIVE COMPLEX WAS LOCATED OVER EAST TEXAS PROPAGATING SOUTHWESTWARD TOWARDS THE EASTERN COUNTIES OF THE CWFA. EXPECT THIS COMPLEX TO HOLD TOGETHER BRINGING SCATTERED LATE AFTERNOON AND EVENING SHOWERS AND THUNDERSTORMS TO THE EASTERN HALF OF THE CWFA. MAY HAVE DAMAGING WIND GUSTS (MICROBURSTS) WITH THE STRONGER STORMS BEFORE THEY WEAKEN AND DISSIPATE LATER THIS EVENING. WILL INCLUDE THE MENTION OF SEVERE WITH DAMAGING WINDS FOR THE NORTHEAST COUNTIES THIS EVENING. THE HAZARDOUS WEATHER OUTLOOK WILL BE UPDATED. OVER THE WEEKEND THE UPPER LEVEL RIDGE OVER THE SOUTHWESTERN U.S. WILL BUILD EASTWARD AND HELP SUPPRESS MOST CONVECTION ACROSS THE CWFA. THE EXCEPTION MAY BE ALONG AND NEAR THE MIDDLE COAST DUE TO SEA-BREEZE CONVERGENCE. THE UPPER RIDGE WILL ALSO RESULT IN WARMER TEMPS OVER THE WEEKEND BUT SOIL MOISTURE WILL MODERATE THE WARMUP. THE LATEST TRACK OF CLAUDETTE STILL BRINGS IT INTO BROWNSVILLE BY TUESDAY MORNING AND CONTINUING WESTWARD INTO MEXICO. THIS WESTWARD MOVEMENT IS BASED ON THE UPPER RIDGE EXTENDING EASTWARD INTO TEXAS BLOCKING ANY NORTHWARD TURN OF CLAUDETTE. THE EXTENDED FCST FOR TEMPS AND PCPN EARLY NEXT WEEK WILL REFLECT THIS THINKING. PRELIM NUMBERS... AUS 074/095 073/094 073 40022 DRT 075/100 076/099 076 00000 SAT 076/096 075/095 075 30022 .EWX...NONE. 13/04
Hazardous weather outlook, Jul 11, 1:50 PM CDT, 2 hours 12 minutes before
TXZ171>173-183>194-202>209-217>225-228-121200- HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 150 PM CDT FRI JUL 11 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS. .DAY ONE...TODAY AND TONIGHT. AN UPPER LEVEL DISTURBANCE MOVING TO THE SOUTHWEST OVER CENTRAL TEXAS WILL GENERATE ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS ACROSS SOUTH CENTRAL TEXAS AND THE TEXAS HILL COUNTRY LATER THIS AFTERNOON AND THIS EVENING. THERE IS A POSSIBILITY OF SEVERE THUNDERSTORMS ALONG AND NORTHEAST OF A BURNET TO BLANCO TO SAN MARCOS TO LA GRANGE LINE. THE MAIN THREAT WILL BE DAMAGING WIND GUSTS. A SECONDARY THREAT WILL BE LOCALLY HEAVY RAINFALL. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. BASED ON THE LATEST FORECASTS FROM THE TROPICAL PREDICTION CENTER... TROPICAL STORM CLAUDETTE WILL MAKE LANDFALL ALONG THE LOWER TEXAS ON TUESDAY AND THEN MOVE INTO AND ACROSS NORTHEASTERN MEXICO WEDNESDAY AND THURSDAY. THE REMNANTS OF CLAUDETTE MAY IMPACT SOUTH CENTRAL TEXAS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED TODAY OR TONIGHT.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 11, 4:18 PM CDT | Severe Thunderstorm Warning | EWX | Burnet, Llano | 57 min |
| Jul 11, 6:08 PM CDT | Severe Thunderstorm Warning | EWX | Burnet | 52 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.