Alert archive / Texas / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 7, NWS San Angelo, TX

March 9, 1992Mason County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at Mar 9, 1992, 4:36 AM CST for Mason County, Texas. It was in force for 69 min.

The area

The counties it named.

The facts

Issued
Mar 9, 1992, 4:36 AM CST (10:36 UTC)
Expired
Mar 9, 1992, 5:45 AM CST
In force
69 min
Issued by
NWS San Angelo, TX
Area
Whole counties

County Mason County, TX

The nearest sounding before it

Stephenville/Cla, TX (KSEP), launched 00:00Z, 10.6 hours before the alert went out and 198 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, Stephenville/Cla, TX at 00:00Z on 1992-03-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1010 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Stephenville/Cla, TX at 00:00Z on 1992-03-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 139 square meters per square second.1939587897117136Sfc1 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
1010 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
997 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
139 m²/s²
0-3 km storm-relative helicity
149 m²/s²
Significant tornado parameter
0.4
Supercell composite
2.2

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 San Angelo, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 8, 7:44 PM CSTSevere Thunderstorm WarningSJTCoke61 min
Mar 9, 4:18 AM CSTSevere Thunderstorm WarningSJTKimble42 min

Nearby

Severe Thunderstorm Warnings in Texas, 1992Every severe thunderstorm warning in 1992

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.