Alert archive / Texas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 125, NWS Austin/San Antonio, TX

December 23, 2002Fayette County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Dec 23, 2002, 8:58 AM CST for Fayette County, Texas. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Dec 23, 2002, 8:58 AM CST (14:58 UTC)
Expired
Dec 23, 2002, 9:45 AM CST
In force
47 min
Issued by
NWS Austin/San Antonio, TX
Area
Counties, with a storm outline in the text

County Fayette County, TX

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Dec 23, 5:00 AM CSTTornado WatchSPC5 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 3.0 hours before the alert went out and 240 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 12:00Z on 2002-12-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1686 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 12:00Z on 2002-12-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 297 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
1686 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
571 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
297 m²/s²
0-3 km storm-relative helicity
389 m²/s²
Significant tornado parameter
3.2
Supercell composite
15.7

Open this sounding in Storm Lab

The text

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

826 
WUUS54 KEWX 231458
SVRSAT
TXC149-231545-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
900 AM CST MON DEC 23 2002

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS...
  FAYETTE

* UNTIL 945 AM CST

* AT 900 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A   
SEVERE THUNDERSTORM OVER THE SOUTH AND SOUTHEAST PARTS OF FAYETTE
COUNTY...MOVING NORTHEAST AT 30 MPH. 

STRONG DAMAGING WINDS...SOME HAIL...BRIEF VERY HEAVY RAIN UP TO
1 INCH IN 30 MINUTES...AND FREQUENT DANGEROUS LIGHTNING ARE EXPECTED
WITH THESE THUNDERSTORMS OVER FAYETTE COUNTY THORUGH 945 AM.

LAT...LON 2978 9723 2971 9682 2991 9659 3012 9680

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 23, 2:50 AM CSTSevere Thunderstorm WarningEWXBandera, Bexar, Kendall25 min
Dec 23, 3:49 AM CSTSevere Thunderstorm WarningEWXBlanco, Burnet, Llano41 min
Dec 23, 4:03 AM CSTSevere Thunderstorm WarningEWXHays, Travis42 min
Dec 23, 6:07 AM CSTTornado WarningEWXHays, Travis53 min
Dec 23, 7:00 AM CSTTornado WarningEWXTravis, Williamson30 min
Dec 23, 7:29 AM CSTTornado WarningEWXWilliamson31 min
Dec 23, 7:43 AM CSTTornado WarningEWXDeWitt47 min
Dec 23, 8:08 AM CSTSevere Thunderstorm WarningEWXFayette, Lavaca52 min
Dec 23, 9:03 AM CSTSevere Thunderstorm WarningEWXLee27 min
Dec 23, 9:16 AM CSTTornado WarningEWXFayette29 min
Dec 23, 4:28 PM CSTSevere Thunderstorm WarningEWXEdwards62 min
Dec 23, 4:49 PM CSTSevere Thunderstorm WarningEWXReal56 min
Dec 23, 5:06 PM CSTTornado WarningEWXKerr24 min
Dec 23, 5:12 PM CSTTornado WarningEWXKerr18 min
Dec 23, 5:23 PM CSTSevere Thunderstorm WarningEWXKerr52 min
Dec 23, 5:26 PM CSTSevere Thunderstorm WarningEWXMedina64 min
Dec 23, 5:43 PM CSTSevere Thunderstorm WarningEWXBexar62 min

Nearby

Severe Thunderstorm Warnings in Texas, 2002Every severe thunderstorm warning in 2002

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.