Alert archive / Louisiana / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 73, NWS New Orleans, LA

March 29, 19965 parishes in Louisiana

NWS New Orleans, LA issued this severe thunderstorm warning at Mar 29, 1996, 11:25 PM CST for 5 parishes in Louisiana. It was in force for 65 min. 3 reports 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
Mar 29, 1996, 11:25 PM CST (05:25 UTC)
Expired
Mar 30, 1996, 12:30 AM CST
In force
65 min
Issued by
NWS New Orleans, LA
Area
Whole counties

Counties East Baton Rouge Parish, LA, East Feliciana Parish, LA, Pointe Coupee Parish, LA, West Baton Rouge Parish, LA, West Feliciana Parish, LA

What was reported inside it

TimeReportWhereRemark
Mar 29, 11:45 PM CSTHail 0.75St Francisville, LA
Mar 30, 12:05 AM CSTHail 1.75Zachary, LA
Mar 30, 12:15 AM CSTHail 0.75Clinton, 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

Slidell Radar S, LA (KSIL), launched 00:00Z, 5.4 hours before the alert went out and 160 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, Slidell Radar S, LA at 00:00Z on 1996-03-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 58 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, Slidell Radar S, LA at 00:00Z on 1996-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -19 square meters per square second.193958Sfc1 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
58 J/kg
Mixed-layer CIN
-283 J/kg
Mixed-layer LCL
791 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
-19 m²/s²
0-3 km storm-relative helicity
32 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

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.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 29, 10:29 PM CSTSevere Thunderstorm WarningLIXPointe Coupee61 min
Mar 30, 12:25 AM CSTSevere Thunderstorm WarningLIXLivingston, Saint Helena65 min
Mar 30, 12:40 AM CSTSevere Thunderstorm WarningLIXIberville, West Baton Rouge65 min
Mar 30, 1:02 AM CSTSevere Thunderstorm WarningLIXTangipahoa, Washington58 min
Mar 30, 1:05 AM CSTSevere Thunderstorm WarningLIXEast Baton Rouge55 min
Mar 30, 1:52 AM CSTSevere Thunderstorm WarningLIXAscension, Livingston68 min
Mar 30, 2:03 AM CSTSevere Thunderstorm WarningLIXSaint Tammany57 min
Mar 30, 1:25 AM CSTSevere Thunderstorm WarningLIXHancock, Harrison65 min
Mar 30, 1:46 AM CSTSevere Thunderstorm WarningLIXJackson44 min
Mar 30, 3:09 AM CSTSevere Thunderstorm WarningLIXJackson36 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.