Alert archive / Texas / Tornado Warnings in 1991

Tornado Warning 28, NWS Midland/Odessa, TX

June 21, 1991Midland County, Texas

NWS Midland/Odessa, TX issued this tornado warning at Jun 21, 1991, 7:21 PM CDT for Midland County, Texas. It was in force for 54 min.

The area

The counties it named.

The facts

Issued
Jun 21, 1991, 7:21 PM CDT (00:21 UTC)
Expired
Jun 21, 1991, 8:15 PM CDT
In force
54 min
Issued by
NWS Midland/Odessa, TX
Area
Whole counties

County Midland County, TX

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 0.4 hours before the alert went out and 18 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 1991-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1378 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 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 1991-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 195 square meters per square second.1939Sfc1 km3 km6 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
1378 J/kg
Mixed-layer CIN
-118 J/kg
Mixed-layer LCL
1911 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
195 m²/s²
0-3 km storm-relative helicity
398 m²/s²
Significant tornado parameter
0.1
Supercell composite
3.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMAF 220022
TORMAF
TXC329-220115-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIDLAND TX
721 PM CDT FRI JUN 21 1991
 
THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  815 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST TEXAS
 
   ...MIDLAND COUNTY
 
AT 719 PM CDT...RADAR INDICATED A POSSIBLE TORNADO 7 MILES SOUTHEAST
OF THE MIDLAND INTERNATIONAL AIRPORT. THIS STORM WAS MOVING dTO THE
SOUTHEAST AT 20 MPH.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH
OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 21, 7:04 PM CDTSevere Thunderstorm WarningMAFMidland56 min
Jun 21, 7:31 PM CDTSevere Thunderstorm WarningMAFHoward59 min
Jun 21, 8:25 PM CDTSevere Thunderstorm WarningMAFGlasscock65 min

Nearby

Tornado Warnings in Texas, 1991Every tornado warning in 1991Tornadoes in 1991

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.