Alert archive / Louisiana / Tornado Warnings in 2000

Tornado Warning 45, NWS New Orleans, LA

August 31, 2000Tangipahoa Parish, Louisiana

NWS New Orleans, LA issued this tornado warning at Aug 31, 2000, 3:06 PM CDT for Tangipahoa Parish, Louisiana. It was in force for 39 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
Aug 31, 2000, 3:06 PM CDT (20:06 UTC)
Expired
Aug 31, 2000, 3:45 PM CDT
In force
39 min
Issued by
NWS New Orleans, LA
Area
Whole counties

County Tangipahoa Parish, LA

What was reported inside it

TimeReportWhereRemark
Aug 31, 3:36 PM CDTThunderstorm WindWilmer, LASeveral trees and power lines were knocked down.

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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Aug 31, 2:30 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 8.1 hours before the alert went out and 80 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 12:00Z on 2000-08-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1374 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 12:00Z on 2000-08-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -70 square meters per square second.1939Sfc1 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
1374 J/kg
Mixed-layer CIN
-157 J/kg
Mixed-layer LCL
1340 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
-70 m²/s²
0-3 km storm-relative helicity
96 m²/s²
Significant tornado parameter
0.0
Supercell composite
-1.1

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KLIX 312007
TORNEW

LAC105-312045-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
306 PM CDT THU AUG 31 2000

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* TORNADO WARNING FOR...
  TANGIPAHOA PARISH IN SOUTHEAST LOUISIANA
  THIS INCLUDES THE CITIES OF...AMITE...HAMMOND

* UNTIL 345 PM CDT

* AT 305 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 5 MILES EAST OF WILMER...OR ABOUT 8 MILES WEST OF
  FRANKLINTON...MOVING SOUTHWEST AT 25 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  3 MILES SOUTHEAST OF WILMER AT 315 PM CDT
  6 MILES SOUTHEAST OF AMITE AT 335 PM CDT
  OVER INDEPENDENCE...9 MILES NORTH OF HAMMOND AT 345 PM CDT

SEEK SHELTER ON THE LOWEST FLOOR OF A BUILDING IN AN INTERIOR HALLWAY
OR ROOM SUCH AS A CLOSET OR BATHROOM. GET UNDER A WORKBENCH OR OTHER
PIECE OF STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY
ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM CDT
THURSDAY EVENING FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 30, 7:03 PM CDTSevere Thunderstorm WarningLIXEast Baton Rouge, West Baton Rouge42 min
Aug 30, 7:27 PM CDTSevere Thunderstorm WarningLIXIberville48 min
Aug 31, 2:07 PM CDTSevere Thunderstorm WarningLIXWashington38 min
Aug 31, 2:40 PM CDTTornado WarningLIXWashington35 min
Aug 31, 3:15 PM CDTSevere Thunderstorm WarningLIXLivingston60 min
Aug 31, 3:24 PM CDTSevere Thunderstorm WarningLIXSaint Helena, Tangipahoa66 min
Aug 31, 3:57 PM CDTSevere Thunderstorm WarningLIXEast Baton Rouge, East Feliciana63 min
Aug 31, 4:05 PM CDTSevere Thunderstorm WarningLIXWashington55 min
Aug 31, 4:34 PM CDTSevere Thunderstorm WarningLIXAscension, Assumption, Iberville56 min
Aug 31, 4:37 PM CDTSevere Thunderstorm WarningLIXTangipahoa23 min
Aug 31, 5:06 PM CDTTornado WarningLIXLafourche, Saint Charles, Saint John the Baptist39 min
Aug 31, 5:34 PM CDTSevere Thunderstorm WarningLIXJefferson, Plaquemines56 min
Aug 31, 6:02 PM CDTTornado WarningLIXJefferson28 min
Aug 31, 6:18 PM CDTSevere Thunderstorm WarningLIXOrleans, Saint Bernard57 min
Aug 31, 6:23 PM CDTTornado WarningLIXTerrebonne37 min
Aug 31, 6:49 PM CDTTornado WarningLIXSaint Bernard26 min

Nearby

Tornado Warnings in Louisiana, 2000Every tornado warning in 2000Tornadoes in 2000

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.