Alert archive / Texas / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 92, NWS Austin/San Antonio, TX

May 13, 1994DeWitt County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 13, 1994, 2:29 PM CDT for DeWitt County, Texas. It was in force for 61 min.

The area

The counties it named.

The facts

Issued: May 13, 1994, 2:29 PM CDT (19:29 UTC)
Expired: May 13, 1994, 3:30 PM CDT
In force: 61 min
Issued by: NWS Austin/San Antonio, TX
Area: Whole counties

County DeWitt County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 7.5 hours before the alert went out and 339 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 956 J/kg
Mixed-layer CIN: -116 J/kg
Mixed-layer LCL: 739 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 121 m²/s²
0-3 km storm-relative helicity: 158 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 6.1

Open this sounding in Storm Lab

The text

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

000 
WUUS1 KVCT 131933 RRA
SVRVCT
TXC123-132030-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE VICTORIA TX
229 PM CDT FRI MAY 13 1994
 
THE NATIONAL WEATHER SERVICE IN VICTORIA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  330 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS......
 
IN SOUTH CENTRAL TEXAS
 
   ...DEWITT COUNTY
 
AT 230 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES NORTH OF
YORKTOWN IN CENTRAL DEWITT COUNTY. THIS STORM WAS MOVING EAST AT 20 MPH.
THIS STORM CONTAINS LARGE HAIL.
 
REMEMBER...SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE WARNING.
REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS.
 
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.

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 13, 8:30 AM CDT, 5 hours 59 minutes before

TXZ183-131500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DEL RIO TX
830 AM CDT FRI MAY 13 1994

...A FLASH FLOOD WATCH IS IN EFFECT FOR VAL VERDE COUNTY THROUGH
TONIGHT...

AT 825 AM CDT...RADAR INDICATED SCATTERED SHOWERS AND THUNDERSTORMS
THROUGHOUT VAL VERDE COUNTY. THE STRONGEST STORM WAS LOCATED 10 MILES
NORTHWEST OF DEL RIO ALONG THE RIO GRANDE RIVER. MOVEMENT OF THESE
STORMS WERE TO THE NORTHEAST AT 30 MILES PER HOUR.

HEAVY RAIN...SMALL HAIL...FREQUENT DANGEROUS LIGHTNING...AND STRONG
GUSTY WINDS ARE POSSIBLE WITH THESE STORMS.

DUE TO THE HEAVY RAINS OVER VAL VERDE COUNTY...SOME LOW WATER CROSSINGS
IN THE COUNTY COULD BE UNDERWATER. MOTORISTS ARE URGED TO DRIVE WITH
CAUTION THROUGH THE COUNTY AS SHOWERS AND THUNDERSTORMS CONTINUE IN THE
FORECAST THROUGH TONIGHT. SINCE THE GROUND IS ALREADY
SATURATED...ANYMORE RAIN WILL NOT SOAK IN BUT MAY FLOOD LOW WATER
CROSSINGS.

BE AWARE THAT A FLASH FLOOD WATCH MEANS HEAVY RAIN AND FLOODING ARE
OCCURING OR ARE EXPECTED TO OCCUR...AND FLASH FLOODING COULD RESULT. BE
PREPARED TO MOVE TO HIGHER GROUND.

BOATERS AND FISHERMEN ON LAKE AMISTAD SHOULD BE PREPARED TO SEEK SAFE
HARBOR AS THESE STORMS APPROACH.

Local storm report, May 13, 12:06 PM CDT, 2 hours 23 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN TX
715APM CDT TUE MAY 03 1994

TIME/CDT  COUNTY       EVENT...OF 13 MAY 1994...

1120AM CDT BURNET      SOUTH OF MARBLE FALLS ... PEA TO MARBLE SIZE HAIL
                       UNCONFIRMED FUNNEL CLOUD... AT HWY 71 AND 280
                       THUNDERSTORM REPORTED AS SEVERE BY TROOPER.
1121AM CDT GILLESPIE   HAM RADIO REPORTED HIGHWAY 16 ... 10 MILES NORTH
                       OF FREDERICKSBURGv CLOSED DUE TO HIGH WATER.
1145AM CDT BURNET      SHERIFF AND LCRA REPORTED A TORNADO TOUCH DOWN
                       IN AND NEAR MARBLE FALLS...REPORTED HOMES AND
                       BUILDINGS DOWN...POSSIBLE PEOPLE TRAPPED.
WITHROW

Local storm report, May 13, 12:10 PM CDT, 2 hours 19 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN TX
1210PM CDT FRI MAY 13 1994  THIS LINE CORRECTED

TIME/CDT  COUNTY       EVENT...OF 13 MAY 1994...

1120AM CDT BURNET      SOUTH OF MARBLE FALLS ... PEA TO MARBLE SIZE HAIL
                       UNCONFIRMED FUNNEL CLOUD... AT HWY 71 AND 280
                       THUNDERSTORM REPORTED AS SEVERE BY TROOPER.
1121AM CDT GILLESPIE   HAM RADIO REPORTED HIGHWAY 16 ... 10 MILES NORTH
                       OF FREDERICKSBURG CLOSED DUE TO HIGH WATER.
1145AM CDT BURNET      SHERIFF AND LCRA REPORTED A TORNADO TOUCH DOWN
                       IN AND NEAR MARBLE FALLS...REPORTED HOMES AND
                       BUILDINGS DOWN...POSSIBLE PEOPLE TRAPPED.
WITHROW

Local storm report, May 13, 12:10 PM CDT, 2 hours 19 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN TX
1210PM CDT FRI MAY 13 1994  THIS LINE CORRECTED

TIME/CDT  COUNTY       EVENT...OF 13 MAY 1994...

1120AM CDT BURNET      SOUTH OF MARBLE FALLS ... PEA TO MARBLE SIZE HAIL
                       UNCONFIRMED FUNNEL CLOUD... AT HWY 71 AND 280
                       THUNDERSTORM REPORTED AS SEVERE BY TROOPER.
1121AM CDT GILLESPIE   HAM RADIO REPORTED HIGHWAY 16 ... 10 MILES NORTH
                       OF FREDERICKSBURG CLOSED DUE TO HIGH WATER.
1145AM CDT BURNET      SHERIFF AND LCRA REPORTED A TORNADO TOUCH DOWN
                       IN AND NEAR MARBLE FALLS...REPORTED HOMES AND
                       BUILDINGS DOWN...POSSIBLE PEOPLE TRAPPED.
WITHROW

The office that day

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

Issued	Product	Office	Counties	Lasted
May 13, 1:36 AM CDT	Flash Flood Warning	EWX	Val Verde	94 min
May 13, 1:45 AM CDT	Flash Flood Warning	EWX	San Saba	3 hr
May 13, 12:10 PM CDT	Severe Thunderstorm Warning	EWX	Travis, Williamson	65 min
May 13, 12:37 PM CDT	Tornado Warning	EWX	Lavaca	58 min
May 13, 12:42 PM CDT	Tornado Warning	EWX	Williamson	48 min
May 13, 1:20 PM CDT	Severe Thunderstorm Warning	EWX	Bexar, Comal, Guadalupe	55 min
May 13, 1:20 PM CDT	Severe Thunderstorm Warning	EWX	Wilson	55 min
May 13, 1:28 PM CDT	Tornado Warning	EWX	Hays	32 min
May 13, 1:37 PM CDT	Tornado Warning	EWX	Lavaca	8 min
May 13, 1:50 PM CDT	Severe Thunderstorm Warning	EWX	Atascosa, Frio	70 min
May 13, 2:25 PM CDT	Severe Thunderstorm Warning	EWX	Gonzales, Wilson	65 min
May 13, 2:45 PM CDT	Tornado Warning	EWX	DeWitt	60 min
May 13, 2:47 PM CDT	Tornado Warning	EWX	Bastrop	28 min
May 13, 3:02 PM CDT	Severe Thunderstorm Warning	EWX	McMullen	58 min
May 13, 3:11 PM CDT	Tornado Warning	EWX	Fayette	49 min
May 13, 3:50 PM CDT	Tornado Warning	EWX	DeWitt, Lavaca	55 min
May 13, 4:25 PM CDT	Severe Thunderstorm Warning	EWX	Victoria	65 min

Nearby

Severe Thunderstorm Warnings in Texas, 1994 Every 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.