Alert archive / Texas / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 4, NWS Midland/Odessa, TX

March 22, 1987Howard County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Mar 22, 1987, 10:12 PM CST for Howard County, Texas. It was in force for 63 min.

The area

The counties it named.

The facts

Issued
Mar 22, 1987, 10:12 PM CST (04:12 UTC)
Expired
Mar 22, 1987, 11:15 PM CST
In force
63 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.

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 4.2 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 1987-03-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 64 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 00:00Z on 1987-03-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 186 square meters per square second.1939587897117Sfc1 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
64 J/kg
Mixed-layer CIN
-294 J/kg
Mixed-layer LCL
2708 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
186 m²/s²
0-3 km storm-relative helicity
395 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMAF 230412
SVRMAF
TXC227-230515-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIDLAND TX
1012 PM CST SUN MAR 22 1987
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 1115 PM CST FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN NORTHWEST TEXAS
          ...HOWARD
 
RADAR AND SPOTTER REPORTS INDICATE A SEVERE THUNDERSTORM MOVING
THROUGH COAHOMA WITH HAIL..LIGHTNING AND STRONG GUSTY WINDS.
 
 
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.#

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 22, 8:35 PM CSTSevere Thunderstorm WarningMAFEctor, Midland55 min
Mar 22, 9:16 PM CSTSevere Thunderstorm WarningMAFUpton59 min
Mar 22, 9:55 PM CSTSevere Thunderstorm WarningMAFGlasscock65 min

Nearby

Severe Thunderstorm Warnings in Texas, 1987Every severe thunderstorm warning 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.