Alert archive / Texas / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 76, NWS Houston/Galveston, TX

May 29, 1994Polk County, Texas

NWS Houston/Galveston, TX issued this severe thunderstorm warning at May 29, 1994, 2:34 PM CDT for Polk County, Texas. It was in force for 56 min.

The area

The counties it named.

The facts

Issued
May 29, 1994, 2:34 PM CDT (19:34 UTC)
Expired
May 29, 1994, 3:30 PM CDT
In force
56 min
Issued by
NWS Houston/Galveston, TX
Area
Whole counties

County Polk County, TX

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 7.6 hours before the alert went out and 173 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, Lake Charles Mun, LA at 12:00Z on 1994-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2019 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, Lake Charles Mun, LA at 12:00Z on 1994-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 73 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
2019 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
536 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
73 m²/s²
0-3 km storm-relative helicity
120 m²/s²
Significant tornado parameter
0.7
Supercell composite
4.2

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 Houston/Galveston, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 29, 1:29 PM CDTSevere Thunderstorm WarningHGXHouston61 min
May 29, 2:01 PM CDTSevere Thunderstorm WarningHGXTrinity59 min
May 29, 2:51 PM CDTSevere Thunderstorm WarningHGXSan Jacinto, Walker69 min
May 29, 2:57 PM CDTSevere Thunderstorm WarningHGXTrinity33 min
May 29, 3:26 PM CDTSevere Thunderstorm WarningHGXPolk64 min
May 29, 3:47 PM CDTSevere Thunderstorm WarningHGXLiberty58 min
May 29, 4:04 PM CDTSevere Thunderstorm WarningHGXSan Jacinto26 min
May 29, 4:40 PM CDTSevere Thunderstorm WarningHGXLiberty65 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.