Alert archive / Texas / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 28, NWS Austin/San Antonio, TX

April 5, 1994Bexar County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Apr 5, 1994, 8:42 PM CDT for Bexar County, Texas. It was in force for 63 min.

The area

The counties it named.

The facts

Issued
Apr 5, 1994, 8:42 PM CDT (01:42 UTC)
Expired
Apr 5, 1994, 9:45 PM CDT
In force
63 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Bexar County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 1.7 hours before the alert went out and 223 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 1994-04-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1826 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 1994-04-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -84 square meters per square second.1939587897117Sfc1 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
1826 J/kg
Mixed-layer CIN
-102 J/kg
Mixed-layer LCL
710 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
-84 m²/s²
0-3 km storm-relative helicity
-27 m²/s²
Significant tornado parameter
-0.7
Supercell composite
-3.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSAT 060144
SVRSAT
TXC029-060245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
842 PM CDT TUE APR 5 1994
 
THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  945 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTH TEXAS
 
   ...BEXAR COUNTY
 
A SEVERE THUNDERSTORM WAS INDICATED OVER CENTRAL BEXAR COUNTY. ONE HALF
INCH HAIL WAS REPORTED BY KELLY AIR FORCE BASE AND NEAR DOWNTOWN. GUSTY
WINDS...DANGEROUS LIGHTNING AND HEAVY RAIN CAN BE EXPECTED FOR THE NEXT
HOUR WITH THIS THUNERSTORM.
 
 
PEOPLE IN THE PATH OF THIS STORM SHOULD BE ALERT TO THE POSSIBILITY
OF LARGE HAIL AND DAMAGING WINDS.  FREQUENT LIGHTNING AND LOCALLY
HEAVY RAIN CAN OCCUR WITH ANY THUNDERSTORM.
 
 
 
&

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, Apr 5, 4:49 PM CDT, 3 hours 53 minutes before
TXZ189>-060000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
445 PM CDT TUE APR 05 1994

....THUNDERSTORM MOVING THROUGH KENDALL COUNTY...

A STRONG THUNDERSTORM WAS NEAR COMFORT...TEXAS DEVELOPING RAPIDLY ALONG A
COLD FRONT. THE COLD FRONT EXTENDED ACROSS THE HILL COUNTRY TO THE AUSTIN
AREA.  THE THUNDERSTORM WAS MOVING TOWARD THE SOUTHEAST NEAR 20 MPH.

THIS THUNDERSTORM MAY PRODUCE STRONG GUSTY WINDS...DANGEROUS LIGHTN>ING AND
LARGE HAIL.  IF YOU ARE IN THE PATH OF THIS THUNDERSTORM...TAKE COVER AND
MOVE TO A SHELTER INSIDE A STURDY BUILDING.
Special weather statement, Apr 5, 5:05 PM CDT, 3 hours 37 minutes before
TXZ189-206-060000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
505 PM CDT TUE APR 05 1994

....THUNDERSTORMS MOVING THROUGH KENDALL AND COMAL COUNTIES...

STRONG THUNDERSTORMS WERE LOCATED ACROSS KENDALL COUNTY AND COMAL COUNTIES
MOVING TOWARD THE SOUTHEAST NEAR 20 MPH.

STORNG GUSTY WINDS AND PEA SIZE HAIL HAVE ALREADY BEEN REPORTED WITH THESE
STORMS.  DANGEROUS LIGHTNING CAN ALSO ACCOMPANY THESE LARGE THUNDERSTORMS.

PLEpASE CLOSELY MONITOR THIS DEVELOPING WEATHER SITUATION AND BE PREPARED
TO ACT QUICKLY SHOULD A WARNING BE ISSUED.
Special weather statement, Apr 5, 5:07 PM CDT, 3 hours 35 minutes before
TXZ189-206-060000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
505 PM CDT TUE APR 05 1994

....THUNDERSTORMS MOVING THROUGH KENDALL AND COMAL COUNTIES...

STRONG THUNDERSTORMS WERE LOCATED ACROSS KENDALL COUNTY AND COMAL COUNTIES
MOVING TOWARD THE SOUTHEAST NEAR 20 MPH.

STRONG GUSTY WINDS AND PEA SIZE HAIL HAVE ALREADY BEEN REPORTED WITH THESE
STORMS.  DANGEROUS LIGHTNING CAN ALSO ACCOMPANY THESE LARGE THUNDERSTORMS.

PLE~ASE CLOSELY MONITOR THIS DEVELOPING WEATHER SITUATION AND BE PREPARED
TO ACT QUICKLY SHOULD A WARNING BE ISSUED.
Special weather statement, Apr 5, 6:59 PM CDT, 1 hour 43 minutes before
TXZ207-228-060130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
700 PM CDT TUE APR 05 1994

...SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR SOUTH CENTRAL TEXAS
UNTIL 11 PM CDT TONIGHT...

AT 700 PM CDT SHOWERS AND THUNDERSTORMS WITH HEAVY RAIN WERE MOVING THROUGH
GUADALUPE COUNTY ALONG A COLD FRONT THAT WAS PUSHING THROUGH SOUTH CENTRAL
TEXAS.  THESE THUNDERSTORMS CAN PRODUCE GUSTY WINDS...DANGEROUS LIGHTNING
AND POSSIBLE HAIL DURING THE NEXT HOUR.  A THUNDERSTORMS WAS ALSO LOCATED
IN SOUTHERN DIMMIT COUNTY.  MOVEMENT WAS TOWARDS THE SOUTHEAST AT 20 MPH.

THE THUNDERSTORMS WILL END FROM THE NORTH THIS EVENING AS A COLD FRONT
BRINGS COOLER DRIER AIR INTO THE SOUTH TEXAS REGION.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR
SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.  PERSONS IN THESE AREAS
SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR
LATER STATEMENTS

PLEASE STAY TUNED TO NOAA WEATHER RADIO.
Special weather statement, Apr 5, 8:14 PM CDT, 28 minutes before
TXZ204-205-223-239-060215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
815 PM CDT TUE APR 05 1994

...SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR SOUTH CENTRAL TEXAS
UNTIL 11 PM CDT TONIGHT...
...SEVERE THUNDERSTORM WARNING FOR GONZALES COUNTY HAS EXPIRED...

AT 815 PM CDT THUNDERSTORMS HAVE MOVED RAPIDLY EASTWARD OUT OF GONZALES
COUNTY.  ELSEWHERE...A STRONG THUNDERSTORM WAS INDICATED ALONG THE RIO GRANDE
RIVER BETWEEN EAGLE PASS AND LAREDO AND OVER TO THE EAST AT NEAR 30 MPH.

A THUNDERSTORM HAD ALSO DEVELOPED OVER SOUTHWEST BEXAR COUNTY AND EASTERN
MEDINA COUNTY NEAR THE TOWN OF CASTROVILLE.  BRIEF HEAVY RAIN...DANGEROUS
LIGHTNING...AND POSSIBLE HAIL CAN BE EXPECTED WITH THESE THUNDERSTORMS.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR
SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.  PERSONS IN THESE AREAS
SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND rLISTEN FOR
LATER STATEMENTS

PLEASE STAY TUNED TO NOAA WEATHER RADIO.
Special weather statement, Apr 5, 8:24 PM CDT, 18 minutes before
TXZ192-191-193-208-194-209-174-060245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
820 PM CDT TUE APR 5 1994

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 11 PM CDT FOR CALDWELL...
FAYETTE...TRAVIS...HAYS...LEE AND BASTROP COUNTY...

AT 815 PM STRONG THUNDERSTORMS WERE 5 MILES SOUTH OF SCHULENBURG...
JUST SOUTHEAST OF NEW BRAUNFELS AND 10 MILES WEST OF SAN ANTONIO.
THESE STORMS WERE MOVING EAST AT 3O MPH.

CONDITIONS REMAIN FAVORABLE FOR SEVERE THUNDERSTORM DEVELOPMENT IN
THE WATCH AREA AS A STRONG COLD FRONT MOVES ACROSS SOUTHEAST TEXAS.
THE STRONGEST STORMS ARE CAPABLE OF PRODUCING LARGE HAIL...DAMAGING
WINDS...FREQUENT DANGEROUS LIGHTNING AND HEAVY RAINFALL.

IF YOU ARE IN THE PATH OF A THUNDERSTORM MOVE TO SHELTER INSIDE A STURDY
BUILDING.  MOTORISTS ARE URGED NOT TO DRIVE INTO DEEP WATER ON ROADS.

LEACH

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 5, 7:21 PM CDTSevere Thunderstorm WarningEWXFayette24 min
Apr 5, 7:47 PM CDTSevere Thunderstorm WarningEWXGonzales28 min
Apr 5, 8:03 PM CDTSevere Thunderstorm WarningEWXLavaca42 min
Apr 5, 11:13 PM CDTSevere Thunderstorm WarningEWXZavala62 min
Apr 5, 11:49 PM CDTSevere Thunderstorm WarningEWXUvalde56 min
Apr 5, 11:58 PM CDTSevere Thunderstorm WarningEWXFrio62 min
Apr 6, 2:25 AM CDTSevere Thunderstorm WarningEWXWebb65 min

Nearby

Severe Thunderstorm Warnings in Texas, 1994Every severe thunderstorm warning in 1994

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.