Alert archive / Texas / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 16, NWS Midland/Odessa, TX

April 15, 1990Howard County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Apr 15, 1990, 9:32 PM CDT for Howard County, Texas. It was in force for 58 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 15, 1990, 9:32 PM CDT (02:32 UTC)
Expired
Apr 15, 1990, 10:30 PM CDT
In force
58 min
Issued by
NWS Midland/Odessa, TX
Area
Whole counties

County Howard 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

TimeReportWhereRemark
Apr 15, 9:50 PM CDTThunderstorm Wind 52Howard, 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

Midland Regional, TX (KMAF), launched 00:00Z, 2.5 hours before the alert went out and 82 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 160233
SVRMAF
TXC227-160330-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIDLAND TX
932 PM CDT SUN APR 15 1990
 
THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1030 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST TEXAS
 
   ...HOWARD COUNTY
 
AT 925 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM IN HOWARD COUNTY
5 MILES SOUTH OF COAHOMA. MOVEMENT WAS EAST 25 MILES AN HOUR. THE
THUNDERSTORMS WERE BUILDING BACK TO THE WEST RAPIDLY.
 
 
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.

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, 3 hours 51 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, 7:10 PM CDTSevere Thunderstorm WarningMAFCrane65 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.