Alert archive / Louisiana / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 91, NWS Lake Charles, LA

October 25, 1996Saint Martin Parish, Louisiana

NWS Lake Charles, LA issued this severe thunderstorm warning at Oct 25, 1996, 10:29 PM CDT for Saint Martin Parish, Louisiana. It was in force for 46 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
Oct 25, 1996, 10:29 PM CDT (03:29 UTC)
Expired
Oct 25, 1996, 11:15 PM CDT
In force
46 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

County Saint Martin Parish, LA

What was reported inside it

TimeReportWhereRemark
Oct 25, 10:45 PM CDTThunderstorm WindBreaux Bridge, 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, 3.5 hours before the alert went out and 153 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-pSkew-T log-p diagram, Lake Charles Mun, LA at 00:00Z on 1996-10-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lake Charles Mun, LA at 00:00Z on 1996-10-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -47 square meters per square second.19395878Sfc1 km3 km6 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
589 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
-47 m²/s²
0-3 km storm-relative helicity
367 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 Lake Charles, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at Oct 25, 3:16 PM CDT, 7 hours 13 minutes earlier.

Area forecast discussion, Oct 25, 3:16 PM CDT, 7 hours 13 minutes before
SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
316 PM CST FRI OCT 25 1996

ETA SHOWS RIGHT REAR QUAD OF JETSTREAK OVR REGION WITH STG S/WV MOVG
THRU THIS EVENING. VAD WINDS SHOW SOME SHEARING SO SVR A PSBLTY
TNITE. MAIN WX PROBLEM WILL BE COPIOUS MSTR AND HVY RAINS. X-SECS
HAVE STG UVV THRU DAYBREAK SAT. VIS STLT SHOWS GOOD CONVECTION OFF
TX GULF COAST. AM CONCERNED WITH E CEN LA AS THETA AXIS OVERLAYS THAT
AREA TNITE. TEMPS SHUD BE STEADY TNITE...PSBLY SLOLY RISING WITH WAA.
WENT FOR HIR POPS ON SAT NITE DESPITE NVA DUE TO MDT TO STG
INSTABILITY AND GOOD THETA AXIS. RDGG BUILDS OVR SE U.S. SO MAIN
MSTR AREA WL GRADUALLY SHIFT W.
11

BPT 72/81/73/82 7453
LCH 70/82/72/82 7463  LFT 67/84/73/82 8553  AEX 67/82/71/84 8554

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 25, 7:20 PM CDTFlash Flood WarningLCHCalcasieu3 hr
Oct 25, 9:33 PM CDTFlash Flood WarningLCHAcadia, Jefferson Davis3 hr
Oct 25, 10:15 PM CDTFlash Flood WarningLCHLafayette60 min
Oct 25, 10:15 PM CDTSevere Thunderstorm WarningLCHLafayette60 min
Oct 25, 11:15 PM CDTFlash Flood WarningLCHSaint Landry, Saint Martin3 hr

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.