Alert archive / Texas / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 27, NWS Midland/Odessa, TX

April 23, 1990Terrell County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Apr 23, 1990, 3:45 PM CDT for Terrell County, Texas. It was in force for 60 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Apr 23, 1990, 3:45 PM CDT (20:45 UTC)
Expired: Apr 23, 1990, 4:45 PM CDT
In force: 60 min
Issued by: NWS Midland/Odessa, TX
Area: Whole counties

County Terrell County, TX

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

Time	Report	Where	Remark
Apr 23, 3:50 PM CDT	Hail 2	Terrell, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 8.8 hours before the alert went out and 153 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: 563 J/kg
Mixed-layer CIN: -56 J/kg
Mixed-layer LCL: 725 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 109 m²/s²
0-3 km storm-relative helicity: 230 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMAF 232046 RRA
SVRMAF
TXC443-232145-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIDLAND TX
345 PM CDT MON APR 23 1990
 
THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  445 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST TEXAS
 
   ...SOUTHERN TERRELL COUNTY
 
 
AT 340 PM...A SEVERE THUNDERSTORM WAS JUST EAST OF DRYDEN IN SOUTHERN
TERRELL COUNTY. THE PUBLIC REPORTED GOLF BALL SIZE HAIL IN THE CITY OF
DRYDEN.  THIS STORM IS MOVING NORTHEAST AT 20 MILES AN HOUR.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
uFOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 23, 12:42 AM CDT	Severe Thunderstorm Warning	MAF	Gaines	48 min
Apr 23, 4:48 PM CDT	Severe Thunderstorm Warning	MAF	Upton	57 min
Apr 23, 4:59 PM CDT	Severe Thunderstorm Warning	MAF	Midland	61 min
Apr 23, 5:03 PM CDT	Severe Thunderstorm Warning	MAF	Howard	57 min
Apr 23, 5:15 PM CDT	Severe Thunderstorm Warning	MAF	Glasscock	60 min
Apr 23, 6:24 PM CDT	Severe Thunderstorm Warning	MAF	Glasscock	54 min

Nearby

Severe Thunderstorm Warnings in Texas, 1990 Every severe thunderstorm warning in 1990

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.