Alert archive / Texas / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 15, NWS Midland/Odessa, TX

April 15, 1990Crane County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Apr 15, 1990, 7:10 PM CDT for Crane County, Texas. It was in force for 65 min.

The area

The counties it named.

The facts

Issued
Apr 15, 1990, 7:10 PM CDT (00:10 UTC)
Expired
Apr 15, 1990, 8:15 PM CDT
In force
65 min
Issued by
NWS Midland/Odessa, TX
Area
Whole counties

County Crane 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 00:00Z, 0.2 hours before the alert went out and 65 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 00:00Z on 1990-04-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 249 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 1990-04-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -9 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
249 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
3685 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-9 m²/s²
0-3 km storm-relative helicity
13 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 160020
SVRMAF
TXC103-160115-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIDLAND TX
710 PM CDT SUN APR 15 1990
 
THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  815 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST TEXAS
 
   ...CRANE COUNTY
 
AT 700 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM IN CRANE COUNTY 10
MILES NORTHWEST OF THE CITY OF CRANE.
 
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.6

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Apr 15, 5:41 PM CDT, 1 hour 29 minutes before
TXZ013-014-016-051-053-NMZ013-152330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIDLAND TX
535 PM CDT SUN APR 15 1990

...STRONG THUNDERSTORMS DEVELOPING OVER PORTIONS OF WEST TEXAS...
AT 530 PM CDT...THUNDERSTORMS WITH VERY HEAVY RAIN WERE LOCATED 10
MILES NORTH AND NORTHEAST OF SWEETWATER AND 25 MILES EAST OF FORT
STOCKTON.
WIDELY SCATTERED RAINSHOWERS AND THUNDERSTORMS WERE IN AN AREA 140
MILES WIDE FROM 45 MILES SOUTHEAST OF LUBBOCK TO BIG BEND.

THESE THUNDERSTORMS MAY PRODUCE VERY HEAVY RAIN...GUSTY WINDS...
DANGEROUS LIGHTNING AND SMALL HAIL.

STAY TUNED TO NOAA WEATHER RADIO...LOCAL RADIO AND TV FOR FURTHER
STATMENTS AND POSSIBLE WARNINGS.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 15, 9:32 PM CDTSevere Thunderstorm WarningMAFHoward58 min

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.