Alert archive / Louisiana / Tornado Warnings in 2011
Tornado Warning 12, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Mar 8, 2011, 1:02 PM CST for 6 parishes in Louisiana. It was in force for 43 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Mar 8, 2011, 1:02 PM CST (19:02 UTC)
- Expired
- Mar 8, 2011, 1:45 PM CST
- In force
- 43 min
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
Counties East Baton Rouge Parish, LA, East Feliciana Parish, LA, Iberville Parish, LA, Pointe Coupee Parish, LA, West Baton Rouge Parish, LA, West Feliciana Parish, LA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 8, 1:15 PM CST | FUNNEL CLOUD | Grosse Tete, LA | REPORTED JUST ABOVE TREE TOP LEVEL IN THE MCBAY NEIGHBORHOOD. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 7.0 hours before the alert went out and 161 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 557 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 461 m²/s²
- 0-3 km storm-relative helicity
- 579 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
041 WFUS54 KLIX 081902 TORLIX LAC033-037-047-077-121-125-081945- /O.NEW.KLIX.TO.W.0012.110308T1902Z-110308T1945Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE NEW ORLEANS LA 102 PM CST TUE MAR 8 2011 THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A * TORNADO WARNING FOR... NORTHWESTERN EAST BATON ROUGE PARISH IN SOUTHEAST LOUISIANA... THIS INCLUDES THE CITIES OF...ZACHARY...BAKER... SOUTHWESTERN EAST FELICIANA PARISH IN SOUTHEAST LOUISIANA... THIS INCLUDES THE CITY OF JACKSON... NORTHWESTERN IBERVILLE PARISH IN SOUTHEAST LOUISIANA... SOUTHEASTERN POINTE COUPEE PARISH IN SOUTHEAST LOUISIANA... WEST BATON ROUGE PARISH IN SOUTHEAST LOUISIANA... SOUTHEASTERN WEST FELICIANA PARISH IN SOUTHEAST LOUISIANA... * UNTIL 145 PM CST * AT 101 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR RAMAH...OR 15 MILES WEST OF PLAQUEMINE...MOVING NORTHEAST AT 30 MPH. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO GROSSE TETE...MARINGOUIN...ERWINVILLE AND SLAUGHTER PRECAUTIONARY/PREPAREDNESS ACTIONS... THE SAFEST PLACE TO BE DURING A TORNADO IS UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND 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. && LAT...LON 3091 9129 3075 9099 3025 9143 3035 9162 TIME...MOT...LOC 1902Z 214DEG 24KT 3036 9148 $$ 95/DM
2 follow-up statements
250 WWUS54 KLIX 081926 SVSLIX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NEW ORLEANS LA 126 PM CST TUE MAR 8 2011 LAC047-081936- /O.CAN.KLIX.TO.W.0012.000000T0000Z-110308T1945Z/ IBERVILLE LA- 126 PM CST TUE MAR 8 2011 ...THE TORNADO WARNING FOR NORTHWESTERN IBERVILLE PARISH IS CANCELLED... A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST TUESDAY EVENING FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI. LAT...LON 3037 9133 3052 9148 3091 9129 3075 9099 TIME...MOT...LOC 1926Z 216DEG 32KT 3051 9132 $$ LAC033-037-077-121-125-081945- /O.CON.KLIX.TO.W.0012.000000T0000Z-110308T1945Z/ POINTE COUPEE LA-EAST FELICIANA LA-EAST BATON ROUGE LA- WEST BATON ROUGE LA-WEST FELICIANA LA- 126 PM CST TUE MAR 8 2011 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 145 PM CST FOR SOUTHEASTERN WEST FELICIANA...WEST BATON ROUGE...NORTHWESTERN EAST BATON ROUGE...SOUTHWESTERN EAST FELICIANA AND SOUTHEASTERN POINTE COUPEE PARISHES... AT 124 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO DETECT A THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE THUNDERSTORM WAS LOCATED NEAR ERWINVILLE...OR 8 MILES NORTHWEST OF PORT ALLEN...MOVING NORTHEAST AT 35 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BAKER...ZACHARY...SLAUGHTER AND JACKSON PRECAUTIONARY/PREPAREDNESS ACTIONS... HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW! IF YOU WAIT TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE. THE SAFEST PLACE TO BE DURING A TORNADO IS UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND 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 TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST TUESDAY EVENING FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI. && LAT...LON 3037 9133 3052 9148 3091 9129 3075 9099 TIME...MOT...LOC 1926Z 216DEG 32KT 3051 9132 $$ 95/DM
659 WWUS54 KLIX 081946 SVSLIX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NEW ORLEANS LA 146 PM CST TUE MAR 8 2011 LAC033-037-077-121-125-081955- /O.EXP.KLIX.TO.W.0012.000000T0000Z-110308T1945Z/ POINTE COUPEE LA-EAST FELICIANA LA-EAST BATON ROUGE LA- WEST BATON ROUGE LA-WEST FELICIANA LA- 146 PM CST TUE MAR 8 2011 ...THE TORNADO WARNING FOR SOUTHEASTERN WEST FELICIANA...WEST BATON ROUGE...NORTHWESTERN EAST BATON ROUGE...SOUTHWESTERN EAST FELICIANA AND SOUTHEASTERN POINTE COUPEE PARISHES HAS EXPIRED... WHILE THE THUNDERSTORM NO LONGER APPEARS SEVERE...THIS STORM IS STILL CAPABLE OF PRODUCING WIND GUSTS TO AROUND 40 MPH AS WELL AS BRIEF HEAVY DOWNPOURS. A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST TUESDAY EVENING FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI. LAT...LON 3037 9133 3052 9148 3091 9129 3075 9099 TIME...MOT...LOC 1926Z 216DEG 32KT 3051 9132 $$ 95/DM
The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 8, 9:41 AM CST | River Flood Warning | LIX | Saint Tammany, Washington | 18 days |
| Mar 8, 9:48 AM CST | River Flood Warning | LIX | Saint Tammany | 19 days |
| Mar 8, 10:00 AM CST | River Flood Warning | LIX | Tangipahoa | 5 days |
| Mar 8, 2:56 PM CST | Tornado Warning | LIX | Saint Helena, Tangipahoa, Washington | 34 min |
| Mar 8, 4:00 PM CST | Severe Thunderstorm Warning | LIX | Saint Tammany, Tangipahoa, Washington | 45 min |
| Mar 8, 4:27 PM CST | Flash Flood Warning | LIX | Saint Helena, Tangipahoa, Washington | 3 hr |
| Mar 8, 4:37 PM CST | Tornado Warning | LIX | Tangipahoa, Washington | 19 min |
| Mar 8, 4:49 PM CST | Severe Thunderstorm Warning | LIX | Saint Tammany, Washington | 56 min |
| Mar 8, 5:28 PM CST | Tornado Warning | LIX | Washington | 32 min |
Nearby
Tornado Warnings in Louisiana, 2011Every tornado warning in 2011Tornadoes in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.