Alert archive / Louisiana / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 40, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Apr 12, 1996, 7:42 PM CDT for Beauregard Parish, Louisiana. It was in force for 48 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 12, 1996, 7:42 PM CDT (00:42 UTC)
- Expired
- Apr 12, 1996, 8:30 PM CDT
- In force
- 48 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County Beauregard Parish, LA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 12, 7:50 PM CDT | Hail 1.75 | Singer, 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, 0.7 hours before the alert went out and 60 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
- 129 J/kg
- Mixed-layer CIN
- -193 J/kg
- Mixed-layer LCL
- 819 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 180 m²/s²
- 0-3 km storm-relative helicity
- 222 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
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 12, 2:11 PM CDT, 5 hours 31 minutes earlier.
Area forecast discussion, Apr 12, 2:11 PM CDT, 5 hours 31 minutes before
SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 230 PM CDT FRI APR 12 1996 CURRENT WV LOOP AND VIS SAT IMAGERY SHOW LINE OF TOWERING CU IN CEN TEXAS AHEAD OF APPROACHING SHRT WV. AS THIS WV APPROACHES WILL ENCOUNTER UNSTABLE AIRMASS OVER SE TX AND W LA. KEY TO FORECAST IS AN ACCURATE POSTION OF JET MAX IN SUBTROPICAL JET. HAVE DECIDED TO GO WITH ETA SOLN WHICH HAS SW LA IN FRONT LEFT REGION OF JET MAX @ 12 HRS. THEREFORE EVEN THOUGH BEST LIFT AND RR QUAD OF POLAR JET MAX OVER MISSOURI WILL REMAIN NORTH OF OUR FA THINK REGION WILL HAVE CHANCE FOR SVR BASED ON DIVERGENCE FROM JET MAX CROSSING NW GULF. AFT 1ST PERIOD...WINDS WILL BECOME SW CUTTING OFF GOOD MOISTURE FLOW FOR NEXT DEVELOPING SYSTEM. TEMPS WILL BE WARM TOMORROW AS SKIES BECOME PC AND DRIER AIR IS ADVECTED IN. 01 BPT 65/85/63/85 4000 LCH 65/83/63/83 5000 LFT 63/81/63/82 5200 AEX 62/81/63/83 5000 V
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 12, 7:12 PM CDT | Severe Thunderstorm Warning | LCH | Calcasieu | 48 min |
| Apr 12, 8:24 PM CDT | Severe Thunderstorm Warning | LCH | Allen | 36 min |
| Apr 12, 9:08 PM CDT | Severe Thunderstorm Warning | LCH | Evangeline | 67 min |
| Apr 12, 9:29 PM CDT | Tornado Warning | LCH | Beauregard | 61 min |
| Apr 13, 12:13 AM CDT | Severe Thunderstorm Warning | LCH | Lafayette | 32 min |
| Apr 13, 1:19 AM CDT | Severe Thunderstorm Warning | LCH | Lafayette | 26 min |
| Apr 12, 9:14 PM CDT | Tornado Warning | LCH | Newton | 46 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.