Alert archive / Texas / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 96, NWS Austin/San Antonio, TX

August 14, 1996Comal County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Aug 14, 1996, 2:19 PM CDT for Comal County, Texas. It was in force for 56 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 14, 1996, 2:19 PM CDT (19:19 UTC)
Expired
Aug 14, 1996, 3:15 PM CDT
In force
56 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Comal County, TX

The radar

The Austin/San Antonio radar (KEWX), 27 km from the middle of the area, began a volume at 19:19 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 7.3 hours before the alert went out and 248 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, Corpus Christi, TX at 12:00Z on 1996-08-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2050 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, Corpus Christi, TX at 12:00Z on 1996-08-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 square meters per square second.1939Sfc1 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
2050 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
820 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
43 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.

000 
TTAA00 KSAT 141920
SVRSAT
TXC091-142015-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
219 PM CDT WED AUG 14 1996
 
THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  315 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL TEXAS
 
   ...COMAL COUNTY
 
AT 219 PM...RADAR INDICATED A SEVERE THUNDERSTORM NEAR SPRING
BRANCH AND RT 281. MOVEMENT WAS SOUTH AT 10 MPH. PERSONS IN
THE PATH OF THE STORM SHOULD BE ALERT FOR DAMAGING WINDS IN EXCESS
OF 55 MPH.
 
SEVERE THUNDERSTORM WINDS CAN REACH SPEEDS OVER 60 MPH.  THESE WINDS
BLOW DOWN TREES...POWER LINES...AND SEVERELY DAMAGE MOBILE HOMES...
SOMETIMES BUILDINGS.  VERY LARGE HAIL CAN INJURE ANYONE CAUGHT
OUTSIDE.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 13, 7:12 PM CDTSevere Thunderstorm WarningEWXLavaca63 min
Aug 14, 3:37 PM CDTSevere Thunderstorm WarningEWXComal68 min
Aug 14, 3:52 PM CDTSevere Thunderstorm WarningEWXHays68 min
Aug 14, 4:07 PM CDTSevere Thunderstorm WarningEWXBandera68 min
Aug 14, 4:28 PM CDTSevere Thunderstorm WarningEWXGuadalupe62 min
Aug 14, 5:39 PM CDTSevere Thunderstorm WarningEWXGonzales66 min
Aug 14, 6:04 PM CDTSevere Thunderstorm WarningEWXWilliamson56 min
Aug 14, 6:09 PM CDTSevere Thunderstorm WarningEWXKinney, Uvalde66 min
Aug 14, 6:49 PM CDTSevere Thunderstorm WarningEWXAtascosa56 min

Nearby

Severe Thunderstorm Warnings in Texas, 1996Every severe thunderstorm warning in 1996

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; radar from the NEXRAD Level II archive.