Alert archive / Texas / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 57, NWS Midland/Odessa, TX

August 31, 1986Ector County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Aug 31, 1986, 6:18 PM CDT for Ector County, Texas. It was in force for 57 min.

The area

The counties it named.

The facts

Issued
Aug 31, 1986, 6:18 PM CDT (23:18 UTC)
Expired
Aug 31, 1986, 7:15 PM CDT
In force
57 min
Issued by
NWS Midland/Odessa, TX
Area
Whole counties

County Ector 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, 11.3 hours before the alert went out and 34 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 1986-08-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 670 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 1986-08-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 112 square meters per square second.1939Sfc1 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
670 J/kg
Mixed-layer CIN
-84 J/kg
Mixed-layer LCL
744 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
112 m²/s²
0-3 km storm-relative helicity
191 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 31, 5:39 PM CDTTornado WarningMAFDawson, Gaines66 min
Aug 31, 6:47 PM CDTTornado WarningMAFDawson, Gaines, Martin58 min
Aug 31, 6:47 PM CDTTornado WarningMAFAndrews58 min

Nearby

Severe Thunderstorm Warnings in Texas, 1986Every severe thunderstorm warning in 1986

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.