Alert archive / Texas / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 39, NWS Midland/Odessa, TX

May 15, 1990Upton County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at May 15, 1990, 3:39 PM CDT for Upton County, Texas. It was in force for 66 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
May 15, 1990, 3:39 PM CDT (20:39 UTC)
Expired
May 15, 1990, 4:45 PM CDT
In force
66 min
Issued by
NWS Midland/Odessa, TX
Area
Whole counties

County Upton 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
May 15, 4:09 PM CDTHail 0.75Upton, 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 12:00Z, 8.7 hours before the alert went out and 66 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 1990-05-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 12:00Z on 1990-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 123 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
NaN m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
123 m²/s²
0-3 km storm-relative helicity
126 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 152039
SVRMAF
TXC461-152145-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIDLAND TX
339 PM CDT TUE MAY 15 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
 
   ...UPTON COUNTY
 
AT 335 PM...RADAR INDICATED A SEVERE THUNDERSTORM IN UPTON
COUNTY...JUST NORTH OF MCCAMEY. IT WAS MOVING EAST AT 15 MILES
AN HOUR.
 
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAYd FROM WINDOWS UNTIL THE STORM HAS PASSED.

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, May 15, 3:31 PM CDT, 8 minutes before
TXZ013-014-016-051-053-NMZ013-152140

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE MIDLAND TX
327 PM CDT TUE MAY 15 1990

...THUNDERSTORM WITH VERY HEAVY RAIN IN CRANE/UPTON COUNTIES...

AT 325 PM CDT...A THUNDERSTORM WITH VERY HEAVY RAIN...AND POSSIBLY
SOME HAIL...WAS LOCATED ON THE CRANE AND UPTON COUNTY LINE...NEAR
MCCAMEY.  MOVEMENT HAD NOT BEEN DETERMINED.

PERSONS NEAR OR IN THE PATH OF THIS STORM SHOULD EXERCISE CAUTION
DUE TO HEAVY RAINFALL...POSSIBLY SOME HAIL...LOCAL FLOODING...AND
DANGEROUS LIGHTNING.  STRONG GUSTY WINDS MAY OCCUR NEAR THIS STORM.

STAY TUNED TO NOAA WEATHER RADIO...OR YOUR LOCAL RADIO OR TV STATION.

\

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.