Alert archive / Texas / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 166, NWS Austin/San Antonio, TX

August 16, 1994Victoria County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Aug 16, 1994, 7:45 PM CDT for Victoria County, Texas. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Aug 16, 1994, 7:45 PM CDT (00:45 UTC)
Expired
Aug 16, 1994, 8:45 PM CDT
In force
60 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Victoria County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 0.8 hours before the alert went out and 124 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 1994-08-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1146 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 1994-08-17The 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
1146 J/kg
Mixed-layer CIN
-82 J/kg
Mixed-layer LCL
1436 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
56 m²/s²
0-3 km storm-relative helicity
63 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.6

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.

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, Aug 16, 5:51 PM CDT, 1 hour 54 minutes before
TXZ194-174-170000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
551 PM CDT TUE AUG 16 1994

...STRONG THUNDERSTORMS CONTINUE IN SOUTH-CENTRAL TEXAS...

AT 547 PM...RADAR INDICATED STRONG THUNDERSTORMS WEST OF ROCKDALE...
OR JUST NORTHEAST OF THORNDALE.  MOVEMENT WAS TO THE SOUTHEAST AT
5 MILES AN HOUR.

HEAVY RAIN AND DANGEROUS LIGHTNING ARE LIKELY WITH THESE STORMS IN
SOUTHERN MILAM AND NORTHERN LEE COUNTIES.
PEEK
Special weather statement, Aug 16, 5:52 PM CDT, 1 hour 53 minutes before
TXZ194-174-170000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
551 PM CDT TUE AUG 16 1994

...STRONG THUNDERSTORMS CONTINUE IN SOUTH-CENTRAL TEXAS...

AT 547 PM...RADAR INDICATED STRONG THUNDERSTORMS WEST OF ROCKDALE...
OR JUST NORTHEAST OF THORNDALE.  MOVEMENT WAS TO THE SOUTHEAST AT
5 MILES AN HOUR.

HEAVY RAIN AND DANGEROUS LIGHTNING ARE LIKELY WITH THESE STORMS IN
SOUTHERN MILAM AND NORTHERN LEE COUNTIES.
PEEK

 ~
Special weather statement, Aug 16, 6:08 PM CDT, 1 hour 37 minutes before
TXZ183>187-189-202>207-217>223-170100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
609 PM CDT TUE AUG 16 1994

AT 605 PM CDT...NEXRAD DOPPLER RADAR AT NEW BRAUNFELS INDICATED SHOWERS AND
THUNDERSTORMS NEAR GONZALES AREA AND JUST TO THE EAST OF SAN ANTONIO.  SPOTTY
AREAS OF HEAVY RAIN WERE INDICATED IN AND AROUND GONZALES.  THE STORMS WERE
MOVING TOWARD THE SOUTHEAST AT 10 MILES AN HOUR.

A SECOND AREA OF SHOWERS AND THUNDERSTORMS WAS LOCATED FROM HONDO TO
UVALDE TO ROCKSPRINGS...LEAKEY AND BACK TO HONDO.  HEAVY RAIN WAS INDICATED
FROM WEST OF HONDO TO JUST NORTH OF UVALDE.  THESE STORMS WERE ALSO MOVING
TOWARD THE SOUTHEAST AT 10 MILES AN HOUR.

WITH AFTERNOON TEMPERATURES IN THE 90S ACROSS MUCH OF SOUTH CENTRAL TEXAS...
THE RIGHT COMBINATION OF SUFFICIENT MOISTURE AND INSTABILITY EXITS FOR THESE
SHOWERS AND THUNDERSTORMS TO CONTINUE DEVELOPING FOR SEVERAL MORE HOURS.
VERY HEAVY RAIN...ALONG WITH GUSTY WINDS AND DANGEROUS LIGHTNING...WILL
ACCOMPANY THE STORMS.
Special weather statement, Aug 16, 6:09 PM CDT, 1 hour 36 minutes before
TXZ183>187-189-202>207-217>223-170100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
609 PM CDT TUE AUG 16 1994

AT 605 PM CDT...NEXRAD DOPPLER RADAR AT NEW BRAUNFELS INDICATED SHOWERS AND
THUNDERSTORMS NEAR GONZALES AREA AND JUST TO THE EAST OF SAN ANTONIO.  SPOTTY
AREAS OF HEAVY RAIN WERE INDICATED IN AND AROUND GONZALES.  THE STORMS WERE
MOVING TOWARD THE SOUTHEAST AT 10 MILES AN HOUR.

A SECOND AREA OF SHOWERS AND THUNDERSTORMS WAS LOCATED FROM HONDO TO
UVALDE TO ROCKSPRINGS...LEAKEY AND BACK TO HONDO.  HEAVY RAIN WAS INDICATED
FROM WEST OF HONDO TO JUST NORTH OF UVALDE.  THESE STORMS WERE ALSO MOVING
TOWARD THE SOUTHEAST AT 10 MILES AN HOUR.

WITH AFTERNOON TEMPERATURES IN THE 90S ACROSS MUCH OF SOUTH CENTRAL TEXAS...
THE RIGHT COMBINATION OF SUFFICIENT MOISTURE AND INSTABILITY EXITS FOR THESE
SHOWERS AND THUNDERSTORMS TO CONTINUE DEVELOPING FOR SEVERAL MORE HOURS.
VERY HEAVY RAIN...ALONG WITH GUSTY WINDS AND DANGEROUS LIGHTNING...WILL
ACCOMPANY THE STORMS.
Special weather statement, Aug 16, 6:22 PM CDT, 1 hour 23 minutes before
TXZ171-173-194-174-170030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
622 PM CDT TUE AUG 16 1994

...STRONG THUNDERSTORMS CONTINUE IN SOUTH-CENTRAL TEXAS...

...AT 615 PM CDT THERE WERE THUNDERSTORMS IN WILLIAMSON, MILAM,
LLANO, AND LEE COUNTIES.  SOME OF THESE THUNDERSTORMS, PARTICULARLY
ONE LOCATED 15 MILES NORTHEAST OF HUTTO, WERE PRODUCING STRONG,
GUSTY WINDS, VERY HEAVY RAIN, SMALL HAIL, AND FREQUENT LIGHTNING.
MOST OF THESE STORMS WERE MOVING TO THE SOUTHEAST AT 15 MPH.
PEOPLE IN THE PATH OF THESE STORMS ARE ADVISED TO BE PREPARED FOR
RAPIDLY CHANGING WEATHER CONDITIONS.  MOTORISTS ARE ADVISED TO
AVOID CROSSING LOW SPOTS IN THE ROAD IF THEY CONTAIN RUNNING WATER.
STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES.

WALSH
Special weather statement, Aug 16, 7:30 PM CDT, 15 minutes before
TXZ221>223-170200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
730 PM CDT TUE AUG 16 1994

AT 725 PM CDT...NEXRAD DOPPLER RADAR AT NEW BRAUNFELS INDICATED SCATTERED
SHOWERS AND THUNDERSTORMS CONTINUING BETWEEN GONZALES AND VICTORIA...WITH
HEAVY RAIN FALLING OVER MUCH OF THE AREA BETWEEN THE TWO CITIES.  THE STORMS
WERE MOVING TOWARD THE SOUTHEAST AT 10 MILES AN HOUR.

NO SEVERE WEATHER HAS BEEN REPORTED FROM THESE STORMS SO FAR...BUT THEY DO
HAVE THE POTENTIAL IN THIS VERY UNSTABLE AND MOIST AIR OVER SOUTH TEXAS TO
PRODUCE STRONG WIND GUSTS AS WELL AS THE VERY HEAVY RAINFALL.  DOPPLER
RADAR INDICATED THAT BETWEEN 1.0 AND 1.5 INCHES OF RAIN HAD FALLEN IN
GONZALES COUNTY SINCE 530 PM THIS AFTERNOON.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 16, 7:38 PM CDTSevere Thunderstorm WarningEWXVictoria67 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.