Alert archive / Texas / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 119, NWS Austin/San Antonio, TX

May 18, 1995McMullen County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 18, 1995, 4:05 AM CDT for McMullen County, Texas. It was in force for 40 min.

The area

The counties it named.

The facts

Issued
May 18, 1995, 4:05 AM CDT (09:05 UTC)
Expired
May 18, 1995, 4:45 AM CDT
In force
40 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County McMullen County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 9.1 hours before the alert went out and 139 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 1995-05-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2999 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 1995-05-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 126 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
2999 J/kg
Mixed-layer CIN
-227 J/kg
Mixed-layer LCL
1013 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
126 m²/s²
0-3 km storm-relative helicity
63 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSAT 180906
SVRSAT
TXC311-180945-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
405 AM CDT THU MAY 18 1995
 
THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  445 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL TEXAS
 
   ...MCMULLEN COUNTY
 
A SEVERE THUNDERSTORM WAS INDICATED BY WEATHER DOPPLER RADAR NEAR
TILDEN. LARGE HAIL AND DAMAGING WINDS CAN BE EXPECTED WITH THIS STORM.
 
SEVERE THUNDERSTORM WINDS CAN REACH SPEEDS OVER 60 MPH.  THESE WINDS
BLOW DOWN TREES...POWER LINES...AND SEVERELY DAMAGE MOBILE HOMES...
SOMETIMES BUILDINGS.  VERY LARGE HAIL CAN INJURE ANYONE CAUGHT
OUTSIDE.

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 17, 10:13 PM CDT, 5 hours 52 minutes before
TXZ171>173-190>194-180500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1010 PM CDT WED MAY 17 1995

...THE TORNADO WATCH FOR SOUTH CENTRAL TEXAS HAS BEEN CANCELLED...

AT 1005 PM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SHOWERS
AND THUNDERSTORMS FROM JOHNSON CITY TO AUSTIN TO GEORGETOWN. THESE
STORMS WERE MOVING EAST AT 30 MILES AN HOUR.

THESE STORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS...BRIEF
HEAVY nDOWNPOURS...SMALL HAIL AND DANGEROUS LIGHTNING STRIKES.
PERSONS IN THE PATH OF THESE STORMS SHOULD REMAIN ALERT TO CHANGING
WEATHER CONDITIONS AND STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER
STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, May 17, 10:44 PM CDT, 5 hours 21 minutes before
TXZ203>205-219-220-180500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1043 PM CDT WED MAY 17 1995

AT 1040 PM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SHOWERS
AND THUNDERSTORMS FROM HONDO TO PEARSALL. THE STRONGEST STORM WAS
LOCATED JUST SOUTH OF HONDO. THESE STORMS WERE MOVING NORTHEAST AT
25 MILES AN HOUR. THE STORMS SHOULD MOVE INTO BEXAR COUNTY WITHIN
THE NEXT 30 MINUTES.

THESE STORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS...BRIEF
HEAVY DOWNPOURS...SMALL HAIL AND DANGEROUS LIGHTNING STRIKES.
PERSONS IN THE PATH OF THESE STORMS SHOULD REMAIN ALERT TO CHANGING
WEATHER CONDITIONS AND STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER
STATEMENTS AND PO~SSIBLE WARNINGS.

The office that day

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

IssuedProductOfficeCountiesLasted
May 17, 11:00 PM CDTSevere Thunderstorm WarningEWXWilliamson60 min
May 17, 11:11 PM CDTSevere Thunderstorm WarningEWXBexar, Medina64 min
May 18, 12:04 AM CDTSevere Thunderstorm WarningEWXAtascosa, Bexar, Medina56 min
May 18, 12:25 AM CDTSevere Thunderstorm WarningEWXWilson65 min
May 18, 12:55 AM CDTSevere Thunderstorm WarningEWXDeWitt, Gonzales, Karnes65 min
May 18, 1:28 AM CDTSevere Thunderstorm WarningEWXAtascosa, Frio47 min
May 18, 2:06 AM CDTSevere Thunderstorm WarningEWXAtascosa54 min
May 18, 2:39 AM CDTSevere Thunderstorm WarningEWXKarnes, Wilson66 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.