Alert archive / Louisiana / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 47, NWS Lake Charles, LA

April 14, 1996Jefferson Davis Parish, Louisiana

NWS Lake Charles, LA issued this severe thunderstorm warning at Apr 14, 1996, 11:03 AM CDT for Jefferson Davis Parish, Louisiana. It was in force for 42 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 14, 1996, 11:03 AM CDT (16:03 UTC)
Expired: Apr 14, 1996, 11:45 AM CDT
In force: 42 min
Issued by: NWS Lake Charles, LA
Area: Whole counties

County Jefferson Davis Parish, LA

What was reported inside it

Time	Report	Where	Remark
Apr 14, 11:15 AM CDT	Hail 0.75	Welsh, 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

Shreveport, LA (KSHV), launched 12:00Z, 4.1 hours before the alert went out and 262 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: 1435 J/kg
Mixed-layer CIN: -237 J/kg
Mixed-layer LCL: 648 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 57 m²/s²
0-3 km storm-relative helicity: 80 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

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 14, 3:03 AM CDT, 8 hours earlier.

Area forecast discussion, Apr 14, 3:03 AM CDT, 8 hours before

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In the hours before

Local storm report, Apr 14, 9:39 AM CDT, 1 hour 24 minutes before

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Local storm report, Apr 14, 10:23 AM CDT, 40 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 14, 9:00 AM CDT	Severe Thunderstorm Warning	LCH	St. Mary	45 min
Apr 14, 10:04 AM CDT	Severe Thunderstorm Warning	LCH	Saint Martin, St. Mary	41 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.