Alert archive / Louisiana / Tornado Warnings in 2000

Tornado Warning 10, NWS New Orleans, LA

April 3, 20004 parishes in Louisiana

NWS New Orleans, LA issued this tornado warning at Apr 3, 2000, 7:37 AM CDT for 4 parishes in Louisiana. It was in force for 38 min. 5 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 3, 2000, 7:37 AM CDT (12:37 UTC)
Expired: Apr 3, 2000, 8:15 AM CDT
In force: 38 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 Feliciana Parish, LA

What was reported inside it

Time	Report	Where	Remark
Apr 3, 7:40 AM CDT	Tornado F1	St Francisville, LA	A tornado touched down briefly on the north side of St. Francisville snapping off and tipping over several large trees and breaking off large tree limbs in a subdivision.
Apr 3, 7:40 AM CDT	Thunderstorm Wind	St Francisville, LA
Apr 3, 7:45 AM CDT	Tornado F1	St Francisville, LA	A broad swath of wind damage, approximately 5 miles long and 2 miles wide, occurred in a heavily wooded area to the northeast of St. Francisville. Within this broad area of damage was a narrow path of concentrated wind damage caused by a tornado. Between
Apr 3, 8:00 AM CDT	Thunderstorm Wind	Jackson, LA	Spotty wind damge to trees occurred around the town of Jackson.
Apr 3, 8:25 AM CDT	Thunderstorm Wind	(Btr)Ryan Fld Baton, LA	Several trees were blown down on houses.

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, 2:00 AM CDT	Severe Thunderstorm Watch	SPC	6 hr
Apr 3, 4:45 AM CDT	Tornado Watch	SPC	5 hr
Apr 3, 7:00 AM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 0.6 hours before the alert went out and 162 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 031238
TORNEW
LAC033-037-077-125-031315-

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

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* TORNADO WARNING FOR...
  EAST BATON ROUGE PARISH IN SOUTHEAST LOUISIANA
  POINTE COUPEE PARISH IN SOUTHEAST LOUISIANA
  WEST FELICIANA PARISH IN SOUTHEAST LOUISIANA
  EAST FELICIANA PARISH IN SOUTHEAST LOUISIANA

* UNTIL 815 AM CDT

* AT 737 AM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER NEW ROADS...MOVING
  EAST AT 40 MPH.

* SOME LOCATIONS IN THE PATH OF THIS TORNADO INCLUDE...
  ZACHARY
  ST. FRANCISVILLE
  SLAUGHTER
  PRIDE
  NEW ROADS
  JACKSON
  CLINTON

GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR!

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERXVICE 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, 7:53 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, 9:42 AM CDT	Tornado Warning	LIX	Lafourche, Saint James, Saint John the Baptist	63 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.