Alert archive / Louisiana / Tornado Warnings in 1996

Tornado Warning 13, NWS New Orleans, LA

April 14, 1996Saint Tammany Parish, Louisiana

NWS New Orleans, LA issued this tornado warning at Apr 14, 1996, 7:56 PM CDT for Saint Tammany Parish, Louisiana. It was in force for 34 min. 2 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
Apr 14, 1996, 7:56 PM CDT (00:56 UTC)
Expired
Apr 14, 1996, 8:30 PM CDT
In force
34 min
Issued by
NWS New Orleans, LA
Area
Whole counties

County Saint Tammany Parish, LA

What was reported inside it

TimeReportWhereRemark
Apr 14, 8:07 PM CDTHail 1.75Madisonville, LA
Apr 14, 8:35 PM CDTHail 0.75Covington, 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, 0.9 hours before the alert went out and 30 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 1996-04-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2003 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°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 1996-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 218 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
2003 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
554 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
218 m²/s²
0-3 km storm-relative helicity
297 m²/s²
Significant tornado parameter
3.5
Supercell composite
14.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KNEW 150055
TORNEW
LAC103-150130-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
756 PM CDT SUN APR 14 1996
 
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  830 PM CDT
FOR RESIDENTS IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST LOUISIANA
 
   ...WESTERN ST. TAMMANY PARISH
 
AT 753 PM CDT...DOPPLER RADAR IN SLIDELL INDICATED A SEVERE THUNDERSTORM
POSSIBLY CONTAINING A TORNADO MOVING TOWARDS GOODBEE AND MADISONVILLE
FROM THE BEDICO AREA. THESE STORMS HAVE PRODUCED GOLFBALL SIZED HAIL IN
THE PONCHATOULA AREA AROUND 730 PM.
 
RADAR STRONGLY INDICATED THAT A TORNADO MAY VERY WELL BE OCCURRING WITH
THIS STORM. THIS IS A PARTICULARLY DANGEROUS STORM. TAKE COVER
IMMEDIATELY.
 
GOODBEE...COVINGTON AND RESIDENTS ALONG HIGHWAY 1077 BETWEEN GOODBEE AND
MADISONVILLE ARE IN THE PATH OF THIS STORM.
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.
 
 
 
&

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 14, 7:17 PM CDTSevere Thunderstorm WarningLIXTangipahoa58 min
Apr 14, 7:43 PM CDTTornado WarningLIXTangipahoa32 min
Apr 14, 8:32 PM CDTTornado WarningLIXSaint Tammany28 min
Apr 14, 9:01 PM CDTTornado WarningLIXSaint Tammany44 min
Apr 14, 11:17 PM CDTSevere Thunderstorm WarningLIXSaint Tammany58 min
Apr 15, 12:28 AM CDTSevere Thunderstorm WarningLIXTangipahoa47 min
Apr 15, 12:51 AM CDTSevere Thunderstorm WarningLIXAscension, Livingston69 min
Apr 15, 1:37 AM CDTTornado WarningLIXSaint Tammany23 min
Apr 15, 2:26 AM CDTSevere Thunderstorm WarningLIXPlaquemines, Saint Bernard49 min
Apr 15, 2:34 AM CDTSevere Thunderstorm WarningLIXJefferson, Orleans41 min
Apr 15, 2:34 AM CDTSevere Thunderstorm WarningLIXSaint Charles41 min

Nearby

Tornado Warnings in Louisiana, 1996Every tornado warning in 1996Tornadoes 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.