Alert archive / Texas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 3, NWS Midland/Odessa, TX

March 29, 2002Glasscock County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Mar 29, 2002, 7:20 PM CST for Glasscock County, Texas. It was in force for 55 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: Mar 29, 2002, 7:20 PM CST (01:20 UTC)
Expired: Mar 29, 2002, 8:15 PM CST
In force: 55 min
Issued by: NWS Midland/Odessa, TX
Area: Counties, with a storm outline in the text

County Glasscock County, TX

What was reported inside it

Time	Report	Where	Remark
Mar 29, 7:30 PM CST	Hail 0.75	Garden City, TX

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 nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 1.3 hours before the alert went out and 60 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: 305 J/kg
Mixed-layer CIN: -44 J/kg
Mixed-layer LCL: 2596 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 32 m²/s²
0-3 km storm-relative helicity: 127 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

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

447 
WUUS54 KMAF 300120
SVRMAF
TXC173-300215-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
719 PM CST FRI MAR 29 2002

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  GLASSCOCK COUNTY IN WEST TEXAS

* UNTIL 815 PM CST

* AT 719 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS FROM 16 MILES WEST OF LEES TO BIGBY
  CORNER...OR FROM 5 MILES SOUTH OF STANTON TO 16 MILES SOUTHWEST OF
  GARDEN CITY...MOVING NORTHEAST AT 20 MPH.

* SOME LOCATIONS AFFECTED BY THESE STORMS INCLUDE...
  GARDEN CITY...ST. LAWRENCE...LEES AND BIGBY CORNER

HAIL TO THE SIZE OF NICKELS CAN BE EXPECTED WITH THIS STORM. TAKE 
COVER IN A SUBSTANTIAL SHELTER.

LAT...LON 3207 10132 3171 10130 3167 10174 3186 10176
          3197 10177 3207 10174

The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 29, 6:08 PM CST	Severe Thunderstorm Warning	MAF	Ector, Midland	67 min
Mar 29, 6:54 PM CST	Severe Thunderstorm Warning	MAF	Mitchell	26 min
Mar 29, 7:44 PM CST	Severe Thunderstorm Warning	MAF	Howard	46 min
Mar 29, 8:21 PM CST	Severe Thunderstorm Warning	MAF	Mitchell	39 min
Mar 29, 10:06 PM CST	Severe Thunderstorm Warning	MAF	Winkler	39 min
Mar 30, 12:52 AM CST	Severe Thunderstorm Warning	MAF	Upton	38 min
Mar 30, 3:16 AM CST	Severe Thunderstorm Warning	MAF	Gaines	29 min

Nearby

Severe Thunderstorm Warnings in Texas, 2002 Every 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.