Alert archive / Texas / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 352, NWS Shreveport, LA

October 21, 1994Bowie County, Cass County, Marion County, Texas

NWS Shreveport, LA issued this severe thunderstorm warning at Oct 21, 1994, 7:08 AM CDT for Bowie County, Cass County, Marion County, Texas. It was in force for 67 min.

The area

The counties it named.

The facts

Issued
Oct 21, 1994, 7:08 AM CDT (12:08 UTC)
Expired
Oct 21, 1994, 8:15 AM CDT
In force
67 min
Issued by
NWS Shreveport, LA
Area
Whole counties

Counties Bowie County, TX, Cass County, TX, Marion County, TX

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 0.1 hours before the alert went out and 274 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, Fort Worth, TX at 12:00Z on 1994-10-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1590 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, Fort Worth, TX at 12:00Z on 1994-10-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 201 square meters per square second.19395878Sfc1 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
1590 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
661 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
201 m²/s²
0-3 km storm-relative helicity
251 m²/s²
Significant tornado parameter
2.4
Supercell composite
9.9

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 Shreveport, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 21, 7:39 AM CDTSevere Thunderstorm WarningSHVBossier, Caddo66 min
Oct 21, 8:36 AM CDTSevere Thunderstorm WarningSHVWebster69 min
Oct 21, 8:45 AM CDTSevere Thunderstorm WarningSHVBossier, Caddo60 min
Oct 21, 7:08 AM CDTSevere Thunderstorm WarningSHVLittle River67 min

Nearby

Severe Thunderstorm Warnings in Texas, 1994Every severe thunderstorm warning in 1994

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.