Alert archive / Texas / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 158, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Nov 14, 2001, 3:26 PM CST for Frio 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 the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Nov 14, 2001, 3:26 PM CST (21:26 UTC)
- Expired
- Nov 14, 2001, 4:30 PM CST
- In force
- 64 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Frio County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 9.4 hours before the alert went out and 176 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
- 1001 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 666 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 57 m²/s²
- 0-3 km storm-relative helicity
- 117 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
313 WUUS54 KEWX 142126 SVRSAT TXC163-142230- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 326 PM CST WED NOV 14 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS... FRIO * UNTIL 430 PM CST * AT 326 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 6 MILES EAST OF PEARSALL...MOVING NORTHEAST AT 20 MPH. * THE SEVERE THUNDERSTORM WILL BE... RURAL FRIO COUNTY AT 340 PM 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 2870 9933 2870 9885 2905 9882 2906 9933
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 Nov 14, 3:16 PM CST, 10 minutes earlier.
Area forecast discussion, Nov 14, 3:16 PM CST, 10 minutes before
SOUTH CENTRAL FORECAST DISCUSSION NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 316 PM CST WED NOV 14 2001 UPPER LOW WILL PERSIST AROUND THE EL PASO AREA THROUGH AT LEAST FRIDAY NIGHT...ALTHOUGH ETA SHOWS SIGNS OF LIFTING NORTHEAST THE EARLIEST. FAVOR THE AVN AS UPPER RIDGE BUILDS OVER TOP OF LOW AND SPLIT FLOW DOES NOT DEVELOP OFF THE WEST COAST UNTIL THE WEEKEND TO LIFT OUT. UNTIL THEN...SHORT-WAVES ROTATING AROUND THE LOW...THE LOW LEVEL JET...AND A DIFFLUENT UPPER FLOW WILL INTERACT WITH PWS OF 1.2 TO 1.5 INCHES TO PRODUCE NUMEROUS TO WIDESPREAD SHOWERS AND THUNDERSTORMS. FOR TONIGHT...WILL MENTION SOME POSSIBLY SEVERE DUE ONGOING THREAT OF VERTICAL SHEAR AND LOW WBZ HEIGHTS. INTO FRIDAY... LOCALLY HEAVY RAINFALL ALSO MENTIONED...ALTHOUGH WILL LEAVE OUT FLASH FLOOD WATCH AS FOR NOW SOILS FAIRLY DRY AND NO LOW LEVEL FOCUS. OVER THE WEEKEND...THE SPLIT FLOW WILL CAUSE THE LOW TO OPEN AND LIFT OUT...HOWEVER...WEAK SHORT-WAVES KEEP POPS GOING INTO EARLY NEXT WEEK...WHEN A COLD FRONT MOVES THROUGH AND DRIES THINGS OUT. FOR CCF TEMPERATURES...WILL GO WITH A BLEND...ALTHOUGH CATEGORY WARMER ON HIGHS SOUTH CENTRAL DUE SOME BREAKS IN CLOUDS. PRELIMS... AUS 061/075 060/075 058 68664 SAT 063/075 062/075 060 68664 DRT 061/071 060/071 060 77764 .EWX...NONE. 04/03
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 14, 9:51 AM CST | Severe Thunderstorm Warning | EWX | Uvalde | 39 min |
| Nov 14, 11:23 AM CST | Severe Thunderstorm Warning | EWX | Uvalde | 52 min |
| Nov 14, 12:45 PM CST | Severe Thunderstorm Warning | EWX | Bandera | 60 min |
| Nov 14, 1:38 PM CST | Severe Thunderstorm Warning | EWX | Atascosa | 67 min |
| Nov 14, 2:40 PM CST | Severe Thunderstorm Warning | EWX | Atascosa | 65 min |
| Nov 14, 2:42 PM CST | Severe Thunderstorm Warning | EWX | Bandera | 63 min |
| Nov 14, 4:08 PM CST | Severe Thunderstorm Warning | EWX | Bexar, Medina | 67 min |
| Nov 14, 5:15 PM CST | Severe Thunderstorm Warning | EWX | Bexar, Medina | 60 min |
| Nov 14, 5:59 PM CST | Flash Flood Warning | EWX | Atascosa | 2 hr |
Nearby
Severe Thunderstorm Warnings in Texas, 2001Every severe thunderstorm warning in 2001
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.