Alert archive / Texas / Tornado Warnings in 1987

Tornado Warning 21, NWS Midland/Odessa, TX

May 28, 1987Upton County, Texas

NWS Midland/Odessa, TX issued this tornado warning at May 28, 1987, 12:22 PM CDT for Upton County, Texas. It was in force for 38 min.

The area

The counties it named.

The facts

Issued
May 28, 1987, 12:22 PM CDT (17:22 UTC)
Expired
May 28, 1987, 1:00 PM CDT
In force
38 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.

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 5.4 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 1987-05-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2235 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 1987-05-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 188 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
2235 J/kg
Mixed-layer CIN
-52 J/kg
Mixed-layer LCL
710 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
188 m²/s²
0-3 km storm-relative helicity
151 m²/s²
Significant tornado parameter
1.4
Supercell composite
8.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMAF 281722
TORMAF
TXC461-281800-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIDLAND TX
1222 PM CDT THU MAY 28 1987
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL  100 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN SOUTHWEST TEXAS
          ...SOUTHERN UPTON
 
AT 1220 PM CDT A SPOTTER IN MCCAMEY REPORTED A ROTATING WALL CLOUD.
RADAR INDICATED A SEVERE THUNDERSTORM JUST NORTHEAST OF MCCAMEY
MOVING NORTHEAST AT 25 MILES AN HOUR.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON 	THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.

The office that day

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

IssuedProductOfficeCountiesLasted
May 27, 7:19 PM CDTSevere Thunderstorm WarningMAFPecos56 min
May 27, 7:28 PM CDTSevere Thunderstorm WarningMAFUpton62 min
May 27, 7:53 PM CDTTornado WarningMAFPecos67 min
May 27, 8:10 PM CDTTornado WarningMAFMidland, Upton65 min
May 27, 8:23 PM CDTTornado WarningMAFEctor67 min
May 27, 8:37 PM CDTTornado WarningMAFCrane, Pecos53 min
May 27, 11:36 PM CDTSevere Thunderstorm WarningMAFUpton54 min
May 28, 6:08 AM CDTSevere Thunderstorm WarningMAFGaines67 min
May 28, 8:57 AM CDTSevere Thunderstorm WarningMAFAndrews, Gaines63 min
May 28, 10:02 AM CDTSevere Thunderstorm WarningMAFGaines58 min
May 28, 10:47 AM CDTSevere Thunderstorm WarningMAFBorden43 min
May 28, 12:42 PM CDTSevere Thunderstorm WarningMAFGlasscock63 min
May 28, 12:49 PM CDTSevere Thunderstorm WarningMAFHoward26 min
May 28, 1:05 PM CDTTornado WarningMAFHoward30 min

Nearby

Tornado Warnings in Texas, 1987Every tornado warning in 1987Tornadoes in 1987

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.