Alert archive / Mississippi / Tornado Warnings in 2012
Tornado Warning 55, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Aug 29, 2012, 9:15 AM CDT for Hancock County, Pearl River County, Mississippi; Washington Parish, Louisiana. It was in force for 11 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
- Aug 29, 2012, 9:15 AM CDT (14:15 UTC)
- Expired
- Aug 29, 2012, 9:26 AM CDT
- In force
- 11 min
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
Counties Washington Parish, LA, Hancock County, MS, Pearl River County, MS
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 28, 6:47 PM CDT | Tornado Watch | SPC | 21 hr |
| Aug 29, 6:36 AM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 2.3 hours before the alert went out and 49 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
- 625 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 465 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 298 m²/s²
- 0-3 km storm-relative helicity
- 338 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 8.7
The text
As transmitted, in the capitals the NWS used until 2016.
740
WFUS54 KLIX 291415
TORLIX
LAC117-MSC045-109-291445-
/O.NEW.KLIX.TO.W.0055.120829T1415Z-120829T1445Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
915 AM CDT WED AUG 29 2012
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
* TORNADO WARNING FOR...
EAST CENTRAL WASHINGTON PARISH IN SOUTHEAST LOUISIANA...
NORTHEASTERN HANCOCK COUNTY IN SOUTHERN MISSISSIPPI...
PEARL RIVER COUNTY IN SOUTHERN MISSISSIPPI...
* UNTIL 945 AM CDT
* AT 909 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 21 MILES
SOUTHEAST OF MCNEIL...OR 9 MILES NORTH OF DIAMONDHEAD...MOVING
NORTHWEST AT 70 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
CROSSROADS
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.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CDT WEDNESDAY
AFTERNOON FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
&&
LAT...LON 3064 8934 3049 8934 3044 8940 3082 8990
3092 8972
TIME...MOT...LOC 1416Z 134DEG 59KT 3059 8944
$$
MJH1 follow-up statement
387
WWUS54 KLIX 291426
SVSLIX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
926 AM CDT WED AUG 29 2012
LAC117-MSC045-109-291436-
/O.CAN.KLIX.TO.W.0055.000000T0000Z-120829T1445Z/
PEARL RIVER MS-HANCOCK MS-WASHINGTON LA-
926 AM CDT WED AUG 29 2012
...THE TORNADO WARNING FOR NORTHEASTERN HANCOCK AND PEARL RIVER
COUNTIES...AND EAST CENTRAL WASHINGTON PARISH IS CANCELLED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CDT WEDNESDAY
AFTERNOON FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
LAT...LON 3064 8934 3049 8934 3044 8940 3082 8990
3092 8972
TIME...MOT...LOC 1426Z 134DEG 59KT 3070 8958
$$
MJHThe office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 28, 9:21 PM CDT | River Flood Warning | LIX | Pike, Walthall | 4 days |
| Aug 28, 9:37 PM CDT | River Flood Warning | LIX | Hancock, Pearl River | 11 days |
| Aug 28, 9:43 PM CDT | River Flood Warning | LIX | Hancock, Pearl River | 13 days |
| Aug 28, 9:47 PM CDT | River Flood Warning | LIX | Pearl River | 5 days |
| Aug 28, 9:53 PM CDT | River Flood Warning | LIX | Pearl River | 4 days |
| Aug 28, 9:58 PM CDT | River Flood Warning | LIX | Jackson | 6 days |
| Aug 28, 10:13 PM CDT | River Flood Warning | LIX | Harrison | 4 days |
| Aug 29, 3:06 AM CDT | Tornado Warning | LIX | Jackson | 24 min |
| Aug 29, 4:09 AM CDT | Tornado Warning | LIX | Jackson | 21 min |
| Aug 29, 4:39 AM CDT | Flash Flood Warning | LIX | Jackson | 3 hr |
| Aug 29, 4:52 AM CDT | Tornado Warning | LIX | Hancock, Harrison | 23 min |
| Aug 29, 4:55 AM CDT | Tornado Warning | LIX | Jackson | 20 min |
| Aug 29, 5:18 AM CDT | Tornado Warning | LIX | Jackson | 27 min |
| Aug 29, 5:36 AM CDT | Tornado Warning | LIX | Jackson | 24 min |
| Aug 29, 6:20 AM CDT | Tornado Warning | LIX | Harrison | 25 min |
| Aug 29, 8:58 AM CDT | Tornado Warning | LIX | Hancock, Harrison | 17 min |
| Aug 29, 10:49 AM CDT | Tornado Warning | LIX | Hancock, Harrison, Pearl River | 26 min |
| Aug 29, 12:20 PM CDT | Tornado Warning | LIX | Hancock, Harrison, Pearl River | 25 min |
| Aug 29, 12:28 PM CDT | Tornado Warning | LIX | Harrison | 32 min |
| Aug 29, 1:00 PM CDT | Tornado Warning | LIX | Harrison | 30 min |
| Aug 29, 1:20 PM CDT | Flash Flood Warning | LIX | Harrison | 3 hr |
| Aug 29, 1:51 PM CDT | Flash Flood Warning | LIX | Pearl River, Walthall | 3 hr |
| Aug 29, 3:48 PM CDT | Tornado Warning | LIX | Harrison | 27 min |
| Aug 29, 4:15 PM CDT | Flash Flood Warning | LIX | Harrison | 4 hr |
| Aug 29, 4:44 PM CDT | Flash Flood Warning | LIX | Pearl River, Walthall | 3 hr |
| Aug 29, 5:14 PM CDT | Tornado Warning | LIX | Harrison | 31 min |
| Aug 29, 6:30 PM CDT | Tornado Warning | LIX | Harrison | 30 min |
| Aug 28, 8:54 PM CDT | River Flood Warning | LIX | Tangipahoa | 7 days |
| Aug 28, 9:02 PM CDT | River Flood Warning | LIX | Saint Tammany | 6 days |
| Aug 28, 9:08 PM CDT | River Flood Warning | LIX | Saint Tammany | 4 days |
| Aug 28, 9:25 PM CDT | River Flood Warning | LIX | Washington | 5 days |
| Aug 28, 9:31 PM CDT | River Flood Warning | LIX | Saint Tammany | 8 days |
| Aug 29, 12:57 AM CDT | Flash Flood Warning | LIX | Jefferson, Orleans, Plaquemines, Saint Bernard, Saint Charles | 6 hr |
| Aug 29, 4:02 AM CDT | Flash Flood Warning | LIX | Plaquemines | 6 hr |
| Aug 29, 6:54 AM CDT | Flash Flood Warning | LIX | Jefferson, Orleans, Saint Bernard, Saint Charles | 3 hr |
| Aug 29, 10:11 AM CDT | Areal Flood Warning | LIX | Plaquemines | 12 hr |
| Aug 29, 12:26 PM CDT | Special Marine Warning | LIX | 64 min | |
| Aug 29, 12:34 PM CDT | Flash Flood Warning | LIX | Jefferson, Orleans, Saint Charles, Saint John the Baptist | 3 hr |
| Aug 29, 1:31 PM CDT | Special Marine Warning | LIX | 29 min | |
| Aug 29, 1:53 PM CDT | Flash Flood Warning | LIX | Ascension, East Baton Rouge, Livingston, Tangipahoa | 3 hr |
| Aug 29, 6:01 PM CDT | Flash Flood Warning | LIX | Lafourche, Saint Charles, Saint John the Baptist | 3 hr |
Nearby
Tornado Warnings in Mississippi, 2012Tornado 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.