Alert archive / Louisiana / Tornado Warnings in 2012
Tornado Warning 44, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Jul 9, 2012, 10:13 AM CDT for Saint Tammany Parish, Louisiana. It was in force for 17 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 9, 2012, 10:13 AM CDT (15:13 UTC)
- Expired
- Jul 9, 2012, 10:30 AM CDT
- In force
- 17 min
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
County Saint Tammany Parish, LA
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 3.2 hours before the alert went out and 25 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
- 2812 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 595 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
309
WFUS54 KLIX 091513
TORLIX
LAC103-091530-
/O.NEW.KLIX.TO.W.0044.120709T1513Z-120709T1530Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1013 AM CDT MON JUL 9 2012
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
* TORNADO WARNING FOR...
CENTRAL ST. TAMMANY PARISH IN SOUTHEAST LOUISIANA...
THIS INCLUDES THE CITIES OF...MANDEVILLE...EDEN ISLE...
* UNTIL 1030 AM CDT
* AT 1012 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR LACOMBE...
OR 6 MILES SOUTHEAST OF MANDEVILLE...MOVING EAST AT 15 MPH.
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.
PLEASE FOLLOW OUR OFFICE ON BOTH FACEBOOK AND TWITTER FOR MORE
INFORMATION ON SEVERE WEATHER AND TO RELAY WEATHER REPORTS AND
PHOTOS.
&&
LAT...LON 3041 8980 3021 8980 3022 8985 3025 8989
3024 8993 3025 8995 3025 8998 3026 9000
3029 8999 3032 9002 3032 9004 3035 9007
3036 9012 3039 9012
TIME...MOT...LOC 1513Z 269DEG 14KT 3030 9001
$$2 follow-up statements
295
WWUS54 KLIX 091526
SVSLIX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1026 AM CDT MON JUL 9 2012
LAC103-091535-
/O.EXP.KLIX.TO.W.0044.000000T0000Z-120709T1530Z/
ST. TAMMANY LA-
1026 AM CDT MON JUL 9 2012
...THE TORNADO WARNING FOR CENTRAL ST. TAMMANY PARISH WILL EXPIRE AT
1030 AM CDT...
THE BRIEF ROTATION IS NO LONGER PRESENT. THEREFORE...THE TORNADO
WARNING WILL BE ALLOWED TO EXPIRE AT 1030 AM CDT.
LAT...LON 3041 8980 3021 8980 3022 8985 3025 8989
3024 8993 3025 8995 3025 8998 3026 9000
3029 8999 3032 9002 3032 9004 3035 9007
3036 9012 3039 9012
TIME...MOT...LOC 1525Z 269DEG 14KT 3030 8996
$$447
WWUS54 KLIX 091527
SVSLIX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1027 AM CDT MON JUL 9 2012
LAC103-091530-
/O.CON.KLIX.TO.W.0044.000000T0000Z-120709T1530Z/
ST. TAMMANY LA-
1027 AM CDT MON JUL 9 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1030 AM CDT FOR SOUTH
CENTRAL ST. TAMMANY PARISH...
AT 1023 AM CDT...THE PUBLIC REPORTED A SEVERE THUNDERSTORM CAPABLE OF
PRODUCING A TORNADO. THIS STORM WAS LOCATED JUST SOUTHWEST OF
LACOMBE...OR 10 MILES SOUTHEAST OF MANDEVILLE...MOVING EAST AT 20
MPH. A WATERSPOUT WAS REPORTED AND PHOTOGRAPHED BY THE PUBLIC ON
TWITTER AS THE THUNDERSTORM APPROACHED THE LAKESHORE.
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.
PLEASE FOLLOW OUR OFFICE ON BOTH FACEBOOK AND TWITTER FOR MORE
INFORMATION ON SEVERE WEATHER AND TO RELAY WEATHER REPORTS AND
PHOTOS.
&&
LAT...LON 3031 8985 3023 8985 3022 8985 3025 8989
3024 8993 3025 8995 3025 8998 3026 9000
3029 8999 3032 9002
TIME...MOT...LOC 1525Z 279DEG 17KT 3029 8994
$$
22/TDThe office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 9:25 AM CDT | Special Marine Warning | LIX | 50 min | |
| Jul 9, 10:09 AM CDT | Special Marine Warning | LIX | 36 min | |
| Jul 9, 10:45 AM CDT | Special Marine Warning | LIX | 60 min | |
| Jul 9, 10:53 AM CDT | Special Marine Warning | LIX | 37 min | |
| Jul 9, 11:16 AM CDT | Special Marine Warning | LIX | 59 min | |
| Jul 9, 11:22 AM CDT | Special Marine Warning | LIX | 38 min | |
| Jul 9, 12:13 PM CDT | Special Marine Warning | LIX | 62 min | |
| Jul 9, 1:12 PM CDT | Special Marine Warning | LIX | 63 min | |
| Jul 9, 3:03 PM CDT | Special Marine Warning | LIX | 57 min |
Nearby
Tornado Warnings in Louisiana, 2012Every tornado warning in 2012Tornadoes in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.