Alert archive / Louisiana / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 49, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Apr 14, 1996, 7:31 PM CDT for Vernon Parish, Louisiana. It was in force for 59 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, 7:31 PM CDT (00:31 UTC)
- Expired
- Apr 14, 1996, 8:30 PM CDT
- In force
- 59 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County Vernon Parish, LA
The radar
The Ft Polk radar (KPOE), 20 km from the middle of the area, began a volume at 00:33 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 14, 8:20 PM CDT | Hail 1.75 | Simpson, 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, 0.5 hours before the alert went out and 110 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.
- Mixed-layer CAPE
- 1868 J/kg
- Mixed-layer CIN
- -94 J/kg
- Mixed-layer LCL
- 682 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 95 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 3.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLCH 150031 SVRLCH LAC115-150130- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 731 PM CDT SUN APR 14 1996 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 830 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHWEST LOUISIANA ...VERNON PARISH AT 730 PM CDT...NEXRAD DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM ALONG THE SABINE VERNON PARISH LINE MOVING SOUTHEAST AT 25 MPH. LARGE HAIL CAN BE EXPECTED WITH THIS STORM. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE* WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS.
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, 7:23 PM CDT, 8 minutes earlier.
Area forecast discussion, Apr 14, 7:23 PM CDT, 8 minutes before
SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 723 PM CDT SUN APR 14 1996 SVR ACTIVITY IN JASPER COUNTY TX AND JUST N OF VERNON PARISH LA...88-D SHOWING VILS GTR THN 65. CAN INCRS POPS TNITE TO LIKELY FOR LFT AND AEX. LINEAR SE MOVEMENT ON LINE WAS 18KTS. MARBLE SIZE HAIL COMMON WITH THESE. 11
In the hours before
Local storm report, Apr 14, 2:22 PM CDT, 5 hours 9 minutes before
PRELIMINARY LOCAL STORM REPORT NATIONAL WEATHER SERVICE LAKE CHARLES LA 220 PM CDT SUN APR 14 1996 TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS... DATE ....PARISH LOCATION.... 02140 PM DEVILLE LA .5 INCH HAIL 04/14/96 RAPIDES REPORTED BY RAPIDES 911
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 7:39 PM CDT | Tornado Warning | LCH | Rapides | 66 min |
| Apr 14, 8:42 PM CDT | Severe Thunderstorm Warning | LCH | Rapides | 63 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 1996Every 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; radar from the NEXRAD Level II archive.