Alert archive / Louisiana / Tornado Warnings in 2000

Tornado Warning 17, NWS New Orleans, LA

April 3, 2000Lafourche Parish, Saint James Parish, Saint John the Baptist Parish, Louisiana

NWS New Orleans, LA issued this tornado warning at Apr 3, 2000, 9:42 AM CDT for Lafourche Parish, Saint James Parish, Saint John the Baptist Parish, Louisiana. It was in force for 63 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: Apr 3, 2000, 9:42 AM CDT (14:42 UTC)
Expired: Apr 3, 2000, 10:45 AM CDT
In force: 63 min
Issued by: NWS New Orleans, LA
Area: Whole counties

Counties Lafourche Parish, LA, Saint James Parish, LA, Saint John the Baptist Parish, LA

What was reported inside it

Time	Report	Where	Remark
Apr 3, 10:05 AM CDT	Thunderstorm Wind	Reserve, LA	Trees and power lines were blown 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.

Issued	Product	Office	Lasted
Apr 3, 7:00 AM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 2.7 hours before the alert went out and 92 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1735 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 544 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 250 m²/s²
0-3 km storm-relative helicity: 318 m²/s²
Significant tornado parameter: 3.0
Supercell composite: 12.5

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KLIX 031444
TORNEW
LAC057-093-095-031545-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
942 AM CDT MON APR 3 2000

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* TORNADO WARNING FOR...
  LAFOURCHE PARISH IN SOUTHEAST LOUISIANA
  ST. JOHN THE BAPTIST PARISH IN SOUTHEAST LOUISIANA
  ST. JAMES PARISH IN SOUTHEAST LOUISIANA

* UNTIL 1045 AM CDT

* AT 942 AM CDT LOCAL LAW ENFORCEMENT OFFICIALS REPORTED A TORNADO   
  NORTHEST OF LABADIEVILLE...MOVING EAST NORTHEAST AT 40 MPH.

* SOME LOCATIONS IN THE PATH OF THIS TORNADO INCLUDE...
  RESERVE
  LAPLACE
  EDGARD
  CONVENT
  LUTCHER
  KRAEMER
  
GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR!

IF YOU ARE IN A MOBILE HOME...ABANDON IT AND GO TO A NEARBY STURDY
BUILDING. AS A LAST RESORT...LIE FLAT IN A DITCH AND COVER YOUR HEAD!

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN NEW ORLEANS.

&

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 2, 7:11 PM CDT	Severe Thunderstorm Warning	LIX	Pointe Coupee, West Feliciana	49 min
Apr 2, 7:56 PM CDT	Severe Thunderstorm Warning	LIX	East Feliciana, West Feliciana	64 min
Apr 2, 8:55 PM CDT	Severe Thunderstorm Warning	LIX	Pointe Coupee, West Feliciana	50 min
Apr 2, 10:10 PM CDT	Severe Thunderstorm Warning	LIX	East Feliciana, Saint Helena	20 min
Apr 3, 6:55 AM CDT	Severe Thunderstorm Warning	LIX	East Baton Rouge, East Feliciana, West Baton Rouge	80 min
Apr 3, 6:55 AM CDT	Severe Thunderstorm Warning	LIX	Pointe Coupee, West Feliciana	80 min
Apr 3, 7:37 AM CDT	Tornado Warning	LIX	East Baton Rouge, East Feliciana, Pointe Coupee, West Feliciana	38 min
Apr 3, 7:53 AM CDT	Tornado Warning	LIX	East Baton Rouge, Livingston, Saint Helena	67 min
Apr 3, 7:53 AM CDT	Tornado Warning	LIX	East Feliciana, West Feliciana	67 min
Apr 3, 8:30 AM CDT	Tornado Warning	LIX	Tangipahoa	60 min
Apr 3, 8:52 AM CDT	Tornado Warning	LIX	Ascension, Livingston, Saint Helena	53 min
Apr 3, 9:18 AM CDT	Tornado Warning	LIX	Washington	57 min
Apr 3, 9:48 AM CDT	Tornado Warning	LIX	Saint Charles	57 min
Apr 3, 10:03 AM CDT	Severe Thunderstorm Warning	LIX	Saint Tammany	57 min
Apr 3, 10:22 AM CDT	Tornado Warning	LIX	Washington	48 min
Apr 3, 10:38 AM CDT	Tornado Warning	LIX	Saint Tammany	67 min
Apr 3, 1:38 PM CDT	Severe Thunderstorm Warning	LIX	Ascension, Assumption, Saint James	52 min
Apr 3, 1:38 PM CDT	Severe Thunderstorm Warning	LIX	Iberville	52 min
Apr 3, 3:48 PM CDT	Severe Thunderstorm Warning	LIX	Saint Charles, Saint John the Baptist	42 min
Apr 3, 3:48 PM CDT	Severe Thunderstorm Warning	LIX	Jefferson	42 min
Apr 3, 4:02 PM CDT	Severe Thunderstorm Warning	LIX	Orleans, Saint Tammany	58 min
Apr 3, 4:40 PM CDT	Severe Thunderstorm Warning	LIX	Jefferson, Saint Charles	50 min
Apr 3, 4:40 PM CDT	Severe Thunderstorm Warning	LIX	Orleans	50 min

Nearby

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