Alert archive / Texas / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 59, NWS Austin/San Antonio, TX

May 28, 1996Webb County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 28, 1996, 11:02 PM CDT for Webb County, Texas. It was in force for 58 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
May 28, 1996, 11:02 PM CDT (04:02 UTC)
Expired
May 29, 1996, 12:00 AM CDT
In force
58 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Webb County, TX

What was reported inside it

TimeReportWhereRemark
May 28, 11:55 PM CDTHail 0.75Laredo, 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

Corpus Christi, TX (KCRP), launched 00:00Z, 4.0 hours before the alert went out and 196 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 00:00Z on 1996-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3590 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 00:00Z on 1996-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 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
3590 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
697 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
56 m²/s²
Significant tornado parameter
0.6
Supercell composite
3.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSAT 290404
SVRSAT
TXC479-290500-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1102 PM CDT TUE MAY 28 1996
 
THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL MIDNIGHT CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL TEXAS
 
   ...WESTERN WEBB COUNTY
 
AT 1105 PM CDT DOPPLER WEATHER RADAR INDICATED A SEVERE THUNDERSTORM
WITH DAMAGING WINDS LOCATED OVER NORTHWEST WEBB COUNTY. MOVEMENT WAS TO
THE SOUTHEAST AT 20 MILES AN HOUR.
 
 
SEVERE THUNDERSTORM WINDS CAN REACH SPEEDS OVER 60 MPH.  THESE WINDS
BLOW DOWN TREES...POWER LINES...AND SEVERELY DAMAGE MOBILE HOMES..n.
SOMETIMES BUILDINGS.  VERY LARGE HAIL CAN INJURE ANYONE CAUGHT
OUTSIDE.

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.

In the hours before

Special weather statement, May 28, 9:22 PM CDT, 1 hour 40 minutes before
TXZ171-172-183-184-290415-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
915 PM CDT TUE MAY 28 1996

...THE THREAT OF SEVERE WEATHER HAS ENDED ACROSS THE EDWARDS PLATEAU
AND NORTHERN PORTIONS OF THE HILL COUNTRY...

...TORNADO WATCH NUMBER 482 HAS BEEN CANCELLED.  EARLIER THIS EVENING
POWERFUL THUNDERSTORMS DEVELOPED WEST OF DEL RIO AND BETWEEN SAN
ANGELO AND ABILENE PROMPTING ISSUANCE OF A TORNADO WATCH.  THE STORMS
HAVE DISSIPATED OR MOVED OUT OF THE AREA.

STAYED TUNED TO ANY ADDITIONAL STATEMENTS AND/OR WARNINGS.

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 12:36 AM CDTSevere Thunderstorm WarningEWXWebb69 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.