Alert archive / Texas / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 29, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Apr 7, 2003, 5:32 PM CDT for Edwards County, Real 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
- Apr 7, 2003, 5:32 PM CDT (22:32 UTC)
- Expired
- Apr 7, 2003, 6:30 PM CDT
- In force
- 58 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
Counties Edwards County, TX, Real 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 |
|---|---|---|---|
| Apr 7, 4:35 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 10.5 hours before the alert went out and 106 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
- 973 J/kg
- Mixed-layer CIN
- -60 J/kg
- Mixed-layer LCL
- 1167 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 86 m²/s²
- 0-3 km storm-relative helicity
- 183 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.0
The text
As transmitted, in the capitals the NWS used until 2016.
192
WUUS54 KEWX 072232
SVRSAT
TXC137-385-072330-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
531 PM CDT MON APR 7 2003
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS...
EDWARDS
REAL
* UNTIL 630 PM CDT
* AT 531 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM OVER EDWARDS COUNTY...OR ABOUT 11 MILES
SOUTHEAST OF ROCKSPRINGS...MOVING EAST AT 10 MPH.
VERY LARGE HAIL IS POSSIBLE WITH THIS SEVERE THUNDERSTORM. IF YOU ARE
IN THE PATH OF THE STORM...PUT YOUR CAR IN A GARAGE AND MOVE TO A
SUBSTANTIAL SHELTER.
LAT...LON 3002 10018 2976 10013 2978 9970 3008 9970
3008 9996
$$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 Apr 7, 2:45 PM CDT, 2 hours 47 minutes earlier.
Area forecast discussion, Apr 7, 2:45 PM CDT, 2 hours 47 minutes before
SOUTH CENTRAL TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 245 PM CDT MON APR 7 2003 THUNDERSTORMS TRYING TO DEVELOP OVER EXTREME SE ZONES SPARKED BY SURFACE TROUGH NEAR COAST. HOLDING TO THE GOING SCENARIO WITH SEVERE POSSIBLE THROUGH THE EVENING. EXPECT SEVERE THREAT TO END WITH FRONT STARTING TO MOVE IN AROUND MIDNIGHT AND SWEEPING THROUGH OVERNIGHT. SOME ELEVATED CONVECTION AND OVERRUNNING RAIN IN STORE FOR THE LATE NIGHT HOURS THROUGH TUESDAY MORNING WITH CLEARING TO FOLLOW TUESDAY AFTERNOON. WINDS WILL PICK UP RAPIDLY WITH FRONT AND BY MORNING ZONE TIME SHOULD BE CLOSE TO WIND ADVISORY CRITERIA. WILL GO WITH CAUTION ON AREA LAKES AFTER MIDNIGHT WITH LATER SHIFTS NEEDING TO ISSUE WIND ADVISORY FOR TUESDAY MORNING. WINDS SHOULD EASE DURING THE AFTERNOON. NOT LOOKING FOR THIS SYSTEM TO BE A MAJOR RAIN PRODUCER...ALTHOUGH A FEW SLOW MOVING CELLS WILL PRODUCE LOCALLY HEAVY AMOUNTS. QUITE CHILLY TUESDAY NIGHT AND AGAIN WEDNESDAY NIGHT. SLOW WARMING LATE WEEK WITH DRY WEATHER PREVAILING WITH STRONG UPPER RIDGE. GULF REOPENS EARLY NEXT WEEK WITH CLOUDS INCREASING MONDAY. PRELIMS... AUS NB 048/065 031/068 035 5300 DRT NB 054/065 042/075 046 5300 SAT NB 052/065 037/070 041 5300 .EWX...NONE. 3/8/PM
Hazardous weather outlook, Apr 7, 5:00 PM CDT, 32 minutes before
TXZ171>173-183>194-202>209-217>225-228-081100- HAZARDOUS WEATHER OUTLOOK...UPDATE NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 500 PM CDT MON APR 7 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS. .DAY ONE... LATE THIS AFTERNOON THROUGH TONIGHT...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS ALL OF SOUTH CENTRAL TEXAS. AN UPPER-LEVEL STORM SYSTEM AND ASSOCIATED COLD FRONT WILL MOVE SOUTHEAST ACROSS SOUTH CENTRAL TEXAS LATE THIS AFTERNOON THROUGH TONIGHT. THE FRONT WILL INTERACT WITH ABUNDANT LOW LEVEL MOISTURE TO PRODUCE SCATTERED TO NUMEROUS THUNDERSTORMS MOVING SLOWLY EAST AND SOUTHEAST ACROSS THE AREA. WITH MODERATE SHEAR AND INSTABILITY...THE PRIMARY WEATHER THREATS WILL BE FOR LARGE HAIL...DAMAGING WINDS...ISOLATED TORNADOES...AND LOCALLY HEAVY RAINFALL AMOUNTS UP TO TWO INCHES. THE STORMS WILL LIKELY BEGIN OVER THE HILL COUNTRY LATE THIS AFTERNOON WITH THE FOCUS SHIFTING SOUTH OF SOUTH CENTRAL TEXAS SHORTLY AFTER MIDNIGHT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED. .DAYS TWO THROUGH SEVEN... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 7, 5:59 PM CDT | Severe Thunderstorm Warning | EWX | Kerr | 61 min |
| Apr 7, 6:30 PM CDT | Flash Flood Warning | EWX | Kerr, Real | 3 hr |
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.