Alert archive / Texas / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 78, NWS Midland/Odessa, TX

August 15, 1990Reeves County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Aug 15, 1990, 4:51 PM CDT for Reeves County, Texas. It was in force for 69 min.

The area

The counties it named.

The facts

Issued
Aug 15, 1990, 4:51 PM CDT (21:51 UTC)
Expired
Aug 15, 1990, 6:00 PM CDT
In force
69 min
Issued by
NWS Midland/Odessa, TX
Area
Whole counties

County Reeves County, TX

The radar

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

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 9.9 hours before the alert went out and 158 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, Midland Regional, TX at 12:00Z on 1990-08-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 222 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 12:00Z on 1990-08-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 square meters per square second.193958Sfc1 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
222 J/kg
Mixed-layer CIN
-112 J/kg
Mixed-layer LCL
1072 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
-4 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMAF 152153
SVRMAF
TXC389-152300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIDLAND TX
451 PM CDT WED AUG 15 1990
 
THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  600 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST TEXAS
 
   ...SOUTHERN REEVES COUNTY
 
AT 450 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM BETWEEN
BALMORHEA AND SARAGOSA IN SOUTHER REEVES COUNTY.
 
THIS THUNDERSTORM IS MOVING NORTHEAST AT 10 TO 15 MILES AN HOUR.
 
REMEMBER SEVERE THUNDERSTORMS OCCASIONALLY WILL PRODUCE A TORNADO SO
PERSONS IN THIS AREA SHOULD BE PREPARED TO TAKE QUICK ACTION.`
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.

Nearby

Severe Thunderstorm Warnings in Texas, 1990Every 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; the sounding from the Mesonet's radiosonde archive.