Alert archive / Texas / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 152, NWS Austin/San Antonio, TX

November 14, 2001Uvalde County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Nov 14, 2001, 9:51 AM CST for Uvalde County, Texas. It was in force for 39 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, 9:51 AM CST (15:51 UTC)
Expired
Nov 14, 2001, 10:30 AM CST
In force
39 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Uvalde County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 3.9 hours before the alert went out and 92 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.

Skew-T log-pSkew-T log-p diagram, Del Rio, TX at 12:00Z on 2001-11-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1001 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Del Rio, TX at 12:00Z on 2001-11-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 57 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
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

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

166 
WUUS54 KEWX 141552
SVRSAT
TXC463-141630-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
951 AM CST WED NOV 14 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS...
  UVALDE

* UNTIL 1030 AM CST

* AT 951 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER KINNEY COUNTY...OR ABOUT 27 MILES
  NORTHWEST OF UVALDE...MOVING NORTHEAST AT 15 MPH.

* THE STORM WILL MOVE ACROSS NORTHERN UVALDE COUNTY.


LAT...LON 2961 10010 2938 10010 2946 9957 2962 9967

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, 8:55 AM CST, 56 minutes earlier.

Area forecast discussion, Nov 14, 8:55 AM CST, 56 minutes before
SOUTH CENTRAL FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
855 AM CST WED NOV 14 2001

AREA OF SHOWERS AND THUNDERSTORMS CONTINUES TO ADVANCE EASTWARD
ACROSS EWX CWA AHEAD OF SHORT-WAVE AND SPEED MAX.  WILL UPDATE TO
BOOST POPS MAINLY NORTHWEST AND REMOVE TIME QUALIFIERS.  OTHERWISE...
FORECAST GENERALLY ON TRACK.  04/03.

.EWX...NONE.

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 14, 11:23 AM CSTSevere Thunderstorm WarningEWXUvalde52 min
Nov 14, 12:45 PM CSTSevere Thunderstorm WarningEWXBandera60 min
Nov 14, 1:38 PM CSTSevere Thunderstorm WarningEWXAtascosa67 min
Nov 14, 2:40 PM CSTSevere Thunderstorm WarningEWXAtascosa65 min
Nov 14, 2:42 PM CSTSevere Thunderstorm WarningEWXBandera63 min
Nov 14, 3:26 PM CSTSevere Thunderstorm WarningEWXFrio64 min
Nov 14, 4:08 PM CSTSevere Thunderstorm WarningEWXBexar, Medina67 min
Nov 14, 5:15 PM CSTSevere Thunderstorm WarningEWXBexar, Medina60 min
Nov 14, 5:59 PM CSTFlash Flood WarningEWXAtascosa2 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.