Alert archive / Texas / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 256, NWS Austin/San Antonio, TX

November 1, 1995Medina County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Nov 1, 1995, 12:47 AM CST for Medina County, Texas. It was in force for 48 min.

The area

The counties it named.

The facts

Issued
Nov 1, 1995, 12:47 AM CST (06:47 UTC)
Expired
Nov 1, 1995, 1:35 AM CST
In force
48 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Medina County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 6.8 hours before the alert went out and 168 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, Del Rio, TX at 00:00Z on 1995-11-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1364 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Del Rio, TX at 00:00Z on 1995-11-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 111 square meters per square second.1939587897Sfc1 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
1364 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
678 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
111 m²/s²
0-3 km storm-relative helicity
187 m²/s²
Significant tornado parameter
1.6
Supercell composite
5.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSAT 010647 RRA
SVRSAT
TXC029-325-010845-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1247 AM CST WED NOV 1 1995
 
THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  245 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL TEXAS
 
   ...NORTHERN BEXAR COUNTY...NORTHERN MEDINA COUNTY
 
RADAR INDICATED A SEVERE THUNDERSTORM OVER MEDINA LAKE MOVING
EAST AT 25 MPH. THE STORM IS LIKELY PRODUCING LARGE HAIL.
THE STORM WILL TRACK ACROSS MEDINA LAKE INTO BEXAR COUNTY.
THE TOWNS OF HELOTES... LEON SPRINGS... AND NORTHERN SAN ANTONIO
ARE IN THE PATH OF THIS STORM.
 
 
ALTHOUGH NO TORNADOES HAVE BEEN DETECTED WITH THIS STORM...A
TORNADO WATCH REMAINS IN EFFECT.  SEVERE THUNDERSTORMS CAN AND
OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING
SO BE ON THE LOOKOUT.
 
PEOPLE IN THE PATH OF THIS STORM SHOhULD BE ALERT TO THE POSSIBILITY
OF LARGE HAIL AND DAMAGING WINDS.  FREQUENT LIGHTNING AND LOCALLY
HEAVY RAIN CAN OCCUR WITH ANY THUNDERSTORM.

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 31, 6:36 PM CSTTornado WarningEWXEdwards, Kinney54 min
Oct 31, 8:23 PM CSTSevere Thunderstorm WarningEWXReal67 min
Oct 31, 8:29 PM CSTSevere Thunderstorm WarningEWXKinney61 min
Oct 31, 10:04 PM CSTSevere Thunderstorm WarningEWXUvalde56 min
Oct 31, 11:25 PM CSTSevere Thunderstorm WarningEWXBlanco65 min
Oct 31, 11:36 PM CSTSevere Thunderstorm WarningEWXMedina69 min
Nov 1, 12:17 AM CSTSevere Thunderstorm WarningEWXHays, Travis58 min
Nov 1, 12:47 AM CSTSevere Thunderstorm WarningEWXBexar118 min
Nov 1, 1:19 AM CSTSevere Thunderstorm WarningEWXTravis56 min
Nov 1, 1:54 AM CSTSevere Thunderstorm WarningEWXBastrop, Lee66 min
Nov 1, 8:35 AM CSTSevere Thunderstorm WarningEWXTravis60 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.