Alert archive / Texas / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 49, NWS Austin/San Antonio, TX

April 19, 1993San Saba County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Apr 19, 1993, 8:14 PM CDT for San Saba County, Texas. It was in force for 46 min.

The area

The counties it named.

The facts

Issued
Apr 19, 1993, 8:14 PM CDT (01:14 UTC)
Expired
Apr 19, 1993, 9:00 PM CDT
In force
46 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County San Saba County, TX

The nearest sounding before it

Stephenville/Cla, TX (KSEP), launched 00:00Z, 1.2 hours before the alert went out and 137 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, Stephenville/Cla, TX at 00:00Z on 1993-04-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1269 joules per kilogram.LCLEL10008507005003002001001 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, Stephenville/Cla, TX at 00:00Z on 1993-04-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 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
1269 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
2200 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
49 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

Open this sounding in Storm Lab

The text

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

000 
WUUS1 KAUS 200115
SVREWX
TXC411-200200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN TX
814 PM CDT MON APR 19 1993
 
THE NATIONAL WEATHER SERVICE IN AUSTIN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  900 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH CENTRAL TEXAS
 
   ...SAN SABA COUNTY
 
AT 815 PM RADAR SHOWED A SEVERE THUNDERSTORM NEAR RICHLAND SPRINGS
MOVING TOWARD THE EAST AT 30 MPH.
 
PERSONS NEAR SAN SABA CAN EXPECT THE STORM AROUND 830 PM.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A BUILDING OR CAR.
DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...AND DEADLY
LIGHTNING ARE ALL LIKELY IN SEVERE THUNDERSTORMS. DO NOT SEEK
SHELTER UNDER TREES OR NEAR METAL OBJECTS.

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 19, 8:04 PM CDT, 10 minutes before
TXZ030-200200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
804 PM CDT MON APR 19 1993

...STRONG THUNDERSTORM MOVING INTO SAN SAN SABA COUNTY...

AT 8 PM RADAR SHOWED AN INTENSE THUNDERSTORM MOVING INT0 WESTERN SAN SABCOUNTY.  THIS HAS INTENSIFIED BETWEEN 745 AND 8 PM AND IS CAPABLE OF
PRODUCING 1/2 INCH HAIL AND GUSTY WINDS.

THIS STORM IS MOVING TOWARD THE NORTHEAST AT 30 MPH.  THIS STORM WILL
BE NEAR RICHLAND SPRINGS BY 815 PM.

PERSONS IN SAN SABA COUNTY SHOULD LISTEN FOR LATER STATEMENTS AND
POSSIBLE WARNINGS OVER THE NEXT HOUR AS THIS STORM MOVES OVER SAN SABA
COUNTY.

LUNA
Special weather statement, Apr 19, 8:06 PM CDT, 8 minutes before
TXZ030-200200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
804 PM CDT MON APR 19 1993

...STRONG THUNDERSTORM MOVING INTO SAN SAN SABA COUNTY...

AT 8 PM RADAR SHOWED AN INTENSE THUNDERSTORM MOVING INT0 WESTERN SAN SABCOUNTY.  THIS HAS INTENSIFIED BETWEEN 745 AND 8 PM AND IS CAPABLE OF
PRODUCING 1/2 INCH HAIL AND GUSTY WINDS.

THIS STORM IS MOVING TOWARD THE NORTHEAST AT 30 MPH.  THIS STORM WILL
BE NEAR RICHLAND SPRINGS BY 815 PM.

PERSONS IN SAN SABA COUNTY SHOULD LISTEN FOR LATER STATEMENTS AND
POSSIBLE WARNINGS OVER THE NEXT HOUR AS THIS STORM MOVES OVER SAN SABA
COUNTY.

LUNA

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 19, 9:04 PM CDTTornado WarningEWXSan Saba26 min
Apr 19, 9:20 PM CDTSevere Thunderstorm WarningEWXMills40 min
Apr 19, 9:52 PM CDTSevere Thunderstorm WarningEWXSan Saba53 min
Apr 20, 12:34 AM CDTTornado WarningEWXLampasas26 min

Nearby

Severe Thunderstorm Warnings in Texas, 1993Every severe thunderstorm warning in 1993

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.