Alert archive / Texas / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 3, NWS Houston/Galveston, TX

February 15, 1993Houston County, Texas

NWS Houston/Galveston, TX issued this severe thunderstorm warning at Feb 15, 1993, 4:48 PM CST for Houston County, Texas. It was in force for 42 min.

The area

The counties it named.

The facts

Issued
Feb 15, 1993, 4:48 PM CST (22:48 UTC)
Expired
Feb 15, 1993, 5:30 PM CST
In force
42 min
Issued by
NWS Houston/Galveston, TX
Area
Whole counties

County Houston County, TX

The nearest sounding before it

Longview/Gregg, TX (KGGG), launched 12:00Z, 10.8 hours before the alert went out and 139 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, Longview/Gregg, TX at 12:00Z on 1993-02-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Longview/Gregg, TX at 12:00Z on 1993-02-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 759 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
735 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
759 m²/s²
0-3 km storm-relative helicity
879 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.

Nearby

Severe Thunderstorm Warnings in Texas, 1993Every severe thunderstorm warning in 1993

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.