Alert archive / Texas / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 37, NWS Austin/San Antonio, TX

April 4, 1995Calhoun County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Apr 4, 1995, 8:11 AM CDT for Calhoun County, Texas. It was in force for 34 min.

The area

The counties it named.

The facts

Issued
Apr 4, 1995, 8:11 AM CDT (13:11 UTC)
Expired
Apr 4, 1995, 8:45 AM CDT
In force
34 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Calhoun County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 1.2 hours before the alert went out and 106 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 1995-04-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2580 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 1995-04-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 100 square meters per square second.19395878Sfc1 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
2580 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
535 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
100 m²/s²
0-3 km storm-relative helicity
131 m²/s²
Significant tornado parameter
1.8
Supercell composite
7.5

Open this sounding in Storm Lab

The text

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

000 
WUUS1 KVCT 041311 RRA
SVRVCT
TXC057-041345-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE VICTORIA TX
811 AM CDT TUE APR 4 1995
 
THE NATIONAL WEATHER SERVICE IN VICTORIA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  845 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS......
 
IN SOUTH CENTRAL TEXAS
 
   ...CALHOUN COUNTY
 
AND THE ADJACENT COASTAL WATERS OF THE SOUTH TEXAS COAST
AND THE ADJACENT COASTAL WATERS OF LAVACA BAY
 
AT 804 AM CDT VICTORIA RADAR AND HOUSTON DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM 30 MILES SOUTH OF VICTORIA NEAR TIVOLI. THIS STORM
WILL PRODUCE LARGE DAMAGING HAIL AND DAMAGING WIND. THIS STORM WILL MOVE
ACROSS CENTRAL CALHOUN COUNTY FROM NEAR THE TOWN OF TIVOLI TO NEAR PORT
LAVACA. THE STORM WAS MOVING NORTHEAST AT 30 MPH.
 
PERSONS IN THE PATH OF THIS STORM SHOULD TAKE SHELTER INDOORS IN AN
INTERIOR ROOM AWAY FROM WINDOWS.
 
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...FREQUENT LIGHTNING...AND VERY HEAVY RAIN.
HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE
WATER COVERS THE ROAD.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 4, 3:27 AM CDTFlash Flood WarningEWXVal Verde4 hr
Apr 4, 8:25 AM CDTSevere Thunderstorm WarningEWXLa Salle65 min
Apr 4, 8:29 AM CDTTornado WarningEWXCalhoun31 min
Apr 4, 9:08 AM CDTTornado WarningEWXVictoria37 min
Apr 4, 9:29 AM CDTSevere Thunderstorm WarningEWXMcMullen61 min
Apr 4, 12:08 PM CDTSevere Thunderstorm WarningEWXBandera, Medina52 min
Apr 4, 12:21 PM CDTSevere Thunderstorm WarningEWXFrio69 min
Apr 4, 1:19 PM CDTSevere Thunderstorm WarningEWXAtascosa56 min
Apr 4, 5:51 PM CDTSevere Thunderstorm WarningEWXVal Verde69 min
Apr 4, 6:53 PM CDTSevere Thunderstorm WarningEWXKinney67 min

Nearby

Severe Thunderstorm Warnings in Texas, 1995Every severe thunderstorm warning in 1995

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.