Alert archive / Texas / Tornado Warnings in 2002

Tornado Warning 51, NWS Austin/San Antonio, TX

December 30, 2002Bastrop County, Fayette County, Lee County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at Dec 30, 2002, 5:11 PM CST for Bastrop County, Fayette County, Lee County, Texas. It was in force for 64 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Dec 30, 2002, 5:11 PM CST (23:11 UTC)
Expired: Dec 30, 2002, 6:15 PM CST
In force: 64 min
Issued by: NWS Austin/San Antonio, TX
Area: Counties, with a storm outline in the text

Counties Bastrop County, TX, Fayette County, TX, Lee County, TX

What was reported inside it

Time	Report	Where	Remark
Dec 30, 5:30 PM CST	Thunderstorm Wind	Giddings, TX	High winds blew down trees in the Giddings area.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

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

Issued	Product	Office	Lasted
Dec 30, 12:00 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 11.2 hours before the alert went out and 269 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 302 J/kg
Mixed-layer CIN: -271 J/kg
Mixed-layer LCL: 652 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 234 m²/s²
0-3 km storm-relative helicity: 154 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KEWX 302311
TORSAT
TXC021-149-287-310015-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
511 PM CST MON DEC 30 2002

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* TORNADO WARNING FOR THE FOLLOWING COUNTIES IN TEXAS...
  LEE
  BASTROP
  FAYETTE

* UNTIL 615 PM CST

* AT 511 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM WITH STRONG SIGNS THAT A TORNADO IS DEVELOPING 4 MILES
  NORTH OF SMITHVILLE...MOVING EAST AT 20 MPH.

* THE TORNADO PRODUCING STORM IS EXPECTED TO BE...
  5 MILES SOUTH OF GIDDINGS AT 550 PM


LAT...LON 3023 9727 2980 9715 2994 9676 3050 9690

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 30, 1:26 PM CST	Severe Thunderstorm Warning	EWX	Kerr, Real	64 min
Dec 30, 1:48 PM CST	Severe Thunderstorm Warning	EWX	Burnet, Williamson	42 min
Dec 30, 1:53 PM CST	Severe Thunderstorm Warning	EWX	Medina	37 min
Dec 30, 1:57 PM CST	Severe Thunderstorm Warning	EWX	Bexar	63 min
Dec 30, 2:05 PM CST	Tornado Warning	EWX	Bexar	55 min
Dec 30, 2:26 PM CST	Tornado Warning	EWX	Comal	64 min
Dec 30, 3:05 PM CST	Tornado Warning	EWX	Hays	55 min
Dec 30, 3:18 PM CST	Tornado Warning	EWX	Caldwell	57 min
Dec 30, 3:28 PM CST	Severe Thunderstorm Warning	EWX	Bexar	62 min
Dec 30, 3:29 PM CST	Severe Thunderstorm Warning	EWX	Travis	61 min
Dec 30, 3:50 PM CST	Severe Thunderstorm Warning	EWX	Guadalupe	55 min
Dec 30, 3:53 PM CST	Severe Thunderstorm Warning	EWX	Comal	52 min
Dec 30, 3:58 PM CST	Tornado Warning	EWX	Bastrop	62 min
Dec 30, 3:59 PM CST	Severe Thunderstorm Warning	EWX	Williamson	61 min
Dec 30, 4:22 PM CST	Tornado Warning	EWX	Williamson	53 min
Dec 30, 5:00 PM CST	Severe Thunderstorm Warning	EWX	Gonzales	60 min

Nearby

Tornado Warnings in Texas, 2002 Every tornado warning in 2002 Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.