Alert archive / Louisiana / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 52, NWS Lake Charles, LA

April 22, 1996Calcasieu Parish, Louisiana

NWS Lake Charles, LA issued this severe thunderstorm warning at Apr 22, 1996, 9:10 PM CDT for Calcasieu Parish, Louisiana. It was in force for 65 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Apr 22, 1996, 9:10 PM CDT (02:10 UTC)
Expired: Apr 22, 1996, 10:15 PM CDT
In force: 65 min
Issued by: NWS Lake Charles, LA
Area: Whole counties

County Calcasieu Parish, LA

What was reported inside it

Time	Report	Where	Remark
Apr 22, 9:39 PM CDT	Thunderstorm Wind	Moss Bluff, LA

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 2.2 hours before the alert went out and 19 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: 1104 J/kg
Mixed-layer CIN: -29 J/kg
Mixed-layer LCL: 832 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 161 m²/s²
0-3 km storm-relative helicity: 144 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 6.8

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 Lake Charles, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 22, 2:55 PM CDT, 6 hours 15 minutes earlier.

Area forecast discussion, Apr 22, 2:55 PM CDT, 6 hours 15 minutes before

SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
244 PM CDT MON APR 22 1996

NOT MUCH TIME TO TALK TODAY. COLD FRONT THAT CURRENTLY EXTENDS
FROM NEAR LIT-GGG-SAT WILL CONTINUE ITS TREK TO THE SOUTH
AND EAST TONIGHT AND SHOULD MOVE THROUGH THE FA BETWEEN 05Z AND
11Z. WL SEE GOOD BIT OF CONVECTION OUT AHEAD OF THE FRONT
AS CAP BREAKS ACRSS THE FA DUE TO FORCING AT THE SFC AND
ALOFT. 5H S/W WWILL WHIP ACROSS THE FA THIS EVENING.
COULD SEE SVR WX ACROSS THE FA TONIGHT PER SWODY1.
WL CLEAR OUT ON TUESDAY.
10

LCH 64/78/54/81 6200   LFT 65/78/54/81 6200
AEX 60/75/50/81 7000   BPT 63/79/55/81 6000

In the hours before

Local storm report, Apr 22, 7:51 PM CDT, 1 hour 19 minutes before

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The office that day

Everything else NWS Lake Charles, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 22, 7:05 PM CDT	Severe Thunderstorm Warning	LCH	Jasper	25 min
Apr 22, 7:15 PM CDT	Tornado Warning	LCH	Jasper	30 min
Apr 22, 7:20 PM CDT	Tornado Warning	LCH	Newton	25 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 1996 Every severe thunderstorm warning in 1996

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.