Alert archive / Texas / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 332, NWS Shreveport, LA

August 22, 1997Angelina County, Texas

NWS Shreveport, LA issued this severe thunderstorm warning at Aug 22, 1997, 8:42 PM CDT for Angelina County, Texas. It was in force for 33 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Aug 22, 1997, 8:42 PM CDT (01:42 UTC)
Expired: Aug 22, 1997, 9:15 PM CDT
In force: 33 min
Issued by: NWS Shreveport, LA
Area: Whole counties

County Angelina County, TX

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 1.7 hours before the alert went out and 185 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 20 J/kg
Mixed-layer CIN: -244 J/kg
Mixed-layer LCL: 1014 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: -145 m²/s²
0-3 km storm-relative helicity: -96 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.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Shreveport, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 22, 2:50 PM CDT, 5 hours 52 minutes earlier.

Area forecast discussion, Aug 22, 2:50 PM CDT, 5 hours 52 minutes before

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In the hours before

Local storm report, Aug 22, 2:58 PM CDT, 5 hours 44 minutes before

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Local storm report, Aug 22, 3:00 PM CDT, 5 hours 42 minutes before

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Special weather statement, Aug 22, 3:59 PM CDT, 4 hours 43 minutes before

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Special weather statement, Aug 22, 4:03 PM CDT, 4 hours 39 minutes before

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Nearby

Severe Thunderstorm Warnings in Texas, 1997 Every severe thunderstorm warning in 1997

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.