Alert archive / Louisiana / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 39, NWS New Orleans, LA

March 17, 1996Pointe Coupee Parish, West Feliciana Parish, Louisiana

NWS New Orleans, LA issued this severe thunderstorm warning at Mar 17, 1996, 7:43 PM CST for Pointe Coupee Parish, West Feliciana Parish, Louisiana. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 17, 1996, 7:43 PM CST (01:43 UTC)
Expired
Mar 17, 1996, 8:30 PM CST
In force
47 min
Issued by
NWS New Orleans, LA
Area
Whole counties

Counties Pointe Coupee Parish, LA, West Feliciana Parish, LA

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 1.7 hours before the alert went out and 178 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 1996-03-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 811 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 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 1996-03-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -58 square meters per square second.1939587897117136156Sfc1 km3 km6 km9 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
811 J/kg
Mixed-layer CIN
-52 J/kg
Mixed-layer LCL
1320 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
-58 m²/s²
0-3 km storm-relative helicity
-13 m²/s²
Significant tornado parameter
-0.1
Supercell composite
-1.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS1 KNEW 180147 RRA
SVRNEW
LAC077-125-180230-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
743 PM CST SUN MAR 17 1996
 
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  830 PM CST
FOR RESIDENTS IN THE FOLLOWING LOCATIONS...
 
IN SOUTHEAST LOUISIANA
 
...NORTHERN POINTE COUPEE PARISH...WESTERN WEST FELICIANA PARISH
 
AT 745 PM CST...RADAR INDICATED A SEVERE THUNDERSTORM JUST WEST OF
SIMMESPORT LOUISIANA. THIS STORM WAS MOVING TO THE EAST AT 25 MPH.
 
TOWNS IN THE PATH OF THIS SEVERE STORM INCLUDE INNIS..ANGOLA...AND
MCCREA.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 17, 8:25 PM CSTSevere Thunderstorm WarningLIXWest Feliciana65 min
Mar 17, 9:09 PM CSTSevere Thunderstorm WarningLIXSaint Tammany66 min
Mar 17, 10:33 PM CSTSevere Thunderstorm WarningLIXPointe Coupee57 min
Mar 17, 11:05 PM CSTSevere Thunderstorm WarningLIXWest Feliciana55 min
Mar 17, 11:18 PM CSTSevere Thunderstorm WarningLIXEast Feliciana57 min
Mar 17, 11:51 PM CSTSevere Thunderstorm WarningLIXSaint Helena69 min
Mar 17, 11:56 PM CSTSevere Thunderstorm WarningLIXWest Feliciana34 min
Mar 18, 12:13 AM CSTSevere Thunderstorm WarningLIXEast Feliciana47 min
Mar 18, 12:20 AM CSTSevere Thunderstorm WarningLIXTangipahoa55 min
Mar 18, 12:43 AM CSTSevere Thunderstorm WarningLIXLivingston47 min
Mar 18, 12:53 AM CSTSevere Thunderstorm WarningLIXWashington37 min
Mar 18, 1:01 AM CSTTornado WarningLIXWashington29 min
Mar 18, 2:08 AM CSTSevere Thunderstorm WarningLIXSaint Tammany37 min
Mar 18, 12:58 PM CSTSevere Thunderstorm WarningLIXEast Feliciana, West Baton Rouge, West Feliciana47 min
Mar 18, 12:58 PM CSTSevere Thunderstorm WarningLIXEast Baton Rouge47 min
Mar 18, 2:10 PM CSTSevere Thunderstorm WarningLIXTangipahoa35 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; the sounding from the Mesonet's radiosonde archive.