Alert archive / Texas / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 94, NWS Austin/San Antonio, TX

August 13, 1996Zavala County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Aug 13, 1996, 5:00 PM CDT for Zavala County, Texas. It was in force for 45 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Aug 13, 1996, 5:00 PM CDT (22:00 UTC)
Expired
Aug 13, 1996, 5:45 PM CDT
In force
45 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Zavala County, TX

What was reported inside it

TimeReportWhereRemark
Aug 13, 5:35 PM CDTThunderstorm WindSabinal, TX

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 10.0 hours before the alert went out and 119 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 1996-08-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1274 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 1996-08-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 56 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
1274 J/kg
Mixed-layer CIN
-98 J/kg
Mixed-layer LCL
1521 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
56 m²/s²
0-3 km storm-relative helicity
149 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 12, 7:27 PM CDTTornado WarningEWXLavaca48 min
Aug 12, 7:54 PM CDTSevere Thunderstorm WarningEWXDeWitt, Lavaca66 min
Aug 13, 2:56 PM CDTSevere Thunderstorm WarningEWXKinney64 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.