Alert archive / Louisiana / Tornado Warnings in 1999
Tornado Warning 2, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Jan 2, 1999, 4:49 AM CST for West Feliciana Parish, Louisiana. It was in force for 31 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
- Jan 2, 1999, 4:49 AM CST (10:49 UTC)
- Expired
- Jan 2, 1999, 5:20 AM CST
- In force
- 31 min
- Issued by
- NWS New Orleans, LA
- Area
- Whole counties
County West Feliciana Parish, LA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 2, 5:05 AM CST | Thunderstorm Wind | St Francisville, LA | The West Feliciana Sheriff's Office reported several trees blown down. |
| Jan 2, 5:05 AM CST | Hail 0.75 | St Francisville, LA | The West Feliciana Sheriff's Office reported 0.75 inch diameter hail. |
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 |
|---|---|---|---|
| Jan 2, 3:00 AM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 10.8 hours before the alert went out and 179 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 964 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 269 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KNEW 021049 RRA TORNEW LAC125-021120- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE NEW ORLEANS LA 449 AM CST SAT JAN 2 1999 THE NATIONAL WEATHER SERVICE IN NEW ORLEANS LA HAS ISSUED A... * TORNADO WARNING FOR - WEST FELICIANA PARISH IN SOUTHEASTERN LOUISIANA * UNTIL 520 AM CST * AT 447 AM CST... DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH A POSSIBLE TORNADO 5 MILES SOUTHWEST OF SAINT FRANCISVILLE MOVING EAST AT 40 MPH. POINTE COUPEE PARISH SHERIFF'S OFFICE REPORTED TREES DOWN IN THE LETTSWORTH AREA WITH THE PASSAGE OF THESE STORMS AROUND 438 AM. * SOME LOCATIONS IN AND NEAR THE PATH OF THIS TORNADO ARE... SAINT FRANCISVILLE AT 454 AM CST IF YOU AREv IN THE PATH OF A TORNADO...GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE. 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 2, 4:38 AM CST | Tornado Warning | LIX | Pointe Coupee | 32 min |
| Jan 2, 5:36 AM CST | Tornado Warning | LIX | East Feliciana, Saint Helena | 34 min |
| Jan 2, 6:26 AM CST | Tornado Warning | LIX | Tangipahoa, Washington | 34 min |
| Jan 2, 6:56 AM CST | Severe Thunderstorm Warning | LIX | Lafourche, Saint Charles, Saint John the Baptist | 34 min |
| Jan 2, 7:05 AM CST | Tornado Warning | LIX | Saint Charles, Saint John the Baptist | 30 min |
| Jan 2, 7:53 AM CST | Severe Thunderstorm Warning | LIX | Saint Tammany | 32 min |
| Jan 2, 8:09 AM CST | Tornado Warning | LIX | Saint Tammany | 16 min |
| Jan 2, 8:54 AM CST | Severe Thunderstorm Warning | LIX | Plaquemines | 21 min |
Nearby
Tornado Warnings in Louisiana, 1999Every tornado warning in 1999Tornadoes in 1999
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.