Alert archive / Louisiana / Tornado Warnings in 2012
Tornado Warning 84, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Dec 10, 2012, 7:53 AM CST for Washington Parish, Louisiana; Walthall County, Mississippi. It was in force for 37 min. 4 reports 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
- Dec 10, 2012, 7:53 AM CST (13:53 UTC)
- Expired
- Dec 10, 2012, 8:30 AM CST
- In force
- 37 min
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
Counties Washington Parish, LA, Walthall County, MS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Dec 10, 7:57 AM CST | TORNADO 1 | Dexter, MS | NWS SURVEY CONFIRMS EF1 TORNADO BEGINNING IN SIMONDS... MOVING THROUGH THE TOWN OF DEXTER AND ENDING NEAR MILDRED. PATH LENGTH 20 MILES WITH MAX WIDTH OF 100 YARDS. WINDS ESTIMATED AT 100 MPH. |
| Dec 10, 7:57 AM CST | TORNADO | 6 S Tylertown, MS | WALTHALL COUNTY EMERGENCY MANAGER REPORTED A POSSIBLE TORNADO ALONG SIMON ROAD IN THE SOUTHERN PART OF THE COUNTY NEAR THE MS/LA STATE LINE. DAMAGE TO A BARN AND TO THE ROOF OF AN OFFICE BUILDING WERE REPORTED. |
| Dec 10, 8:06 AM CST | TORNADO | 6 Se Tylertown, MS | WALTHALL COUNTY EMERGENCY MANAGER REPORTED A POSSIBLE TORNADO ALONG AIRLINE HIGHWAY JUST SOUTH OF HIGHWAY 48. |
| Dec 10, 8:11 AM CST | TORNADO | Dexter, MS | WALTHALL COUNTY EMERGENCY MANAGER REPORTED STRUCTURAL DAMAGE TO A HOME IN DEXTER. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Dec 10, 5:44 AM CST | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 1.9 hours before the alert went out and 93 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
- 767 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 488 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 237 m²/s²
- 0-3 km storm-relative helicity
- 263 m²/s²
- Significant tornado parameter
- 1.3
- Supercell composite
- 7.9
The text
As transmitted, in the capitals the NWS used until 2016.
238
WFUS54 KLIX 101353
TORLIX
LAC117-MSC147-101430-
/O.NEW.KLIX.TO.W.0084.121210T1353Z-121210T1430Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
753 AM CST MON DEC 10 2012
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN WASHINGTON PARISH IN SOUTHEAST LOUISIANA...
SOUTHEASTERN WALTHALL COUNTY IN SOUTHERN MISSISSIPPI...
* UNTIL 830 AM CST
* AT 748 AM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 14 MILES
SOUTHWEST OF DEXTER...OR 10 MILES NORTHWEST OF FRANKLINTON...MOVING
NORTHEAST AT 35 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
ANGIE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 1100 AM CST MONDAY MORNING
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
&&
LAT...LON 3114 9000 3114 8995 3111 8992 3108 8992
3108 8989 3102 8982 3101 8983 3101 8981
3095 8975 3092 9021 3100 9024 3116 9000
TIME...MOT...LOC 1353Z 244DEG 29KT 3100 9017
$$2 follow-up statements
102
WWUS54 KLIX 101414
SVSLIX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
814 AM CST MON DEC 10 2012
LAC117-MSC147-101430-
/O.CON.KLIX.TO.W.0084.000000T0000Z-121210T1430Z/
WALTHALL MS-WASHINGTON LA-
814 AM CST MON DEC 10 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 AM CST FOR
SOUTHEASTERN WALTHALL COUNTY...AND NORTHERN WASHINGTON PARISH...
AT 812 AM CST...LOCAL LAW ENFORCEMENT REPORTED DAMAGE POSSIBLY FROM
A TORNADO. THIS STORM WAS LOCATED NEAR DEXTER...OR 17 MILES
SOUTHWEST OF COLUMBIA...MOVING NORTHEAST AT 35 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ANGIE
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 AM CST MONDAY MORNING
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
&&
LAT...LON 3114 9000 3114 8995 3111 8992 3108 8992
3108 8989 3102 8982 3101 8983 3101 8981
3095 8975 3092 9021 3100 9024 3116 9000
TIME...MOT...LOC 1414Z 244DEG 29KT 3107 8998
$$296
WWUS54 KLIX 101418
SVSLIX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
818 AM CST MON DEC 10 2012
LAC117-101428-
/O.CAN.KLIX.TO.W.0084.000000T0000Z-121210T1430Z/
WASHINGTON LA-
818 AM CST MON DEC 10 2012
...THE TORNADO WARNING FOR NORTHERN WASHINGTON PARISH IS CANCELLED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 AM CST MONDAY MORNING
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
LAT...LON 3106 8988 3105 9000 3114 9000 3114 8995
3111 8992 3108 8992
TIME...MOT...LOC 1418Z 244DEG 29KT 3108 8995
$$
MSC147-101430-
/O.CON.KLIX.TO.W.0084.000000T0000Z-121210T1430Z/
WALTHALL MS-
818 AM CST MON DEC 10 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 AM CST FOR EAST
CENTRAL WALTHALL COUNTY...
AT 816 AM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
STORM WAS LOCATED NEAR DEXTER...OR 15 MILES SOUTHWEST OF COLUMBIA...
MOVING NORTHEAST AT 35 MPH.
THE SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO WILL OTHERWISE
REMAIN OVER MAINLY RURAL AREAS OF THE INDICATED COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 AM CST MONDAY MORNING
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
&&
LAT...LON 3106 8988 3105 9000 3114 9000 3114 8995
3111 8992 3108 8992
TIME...MOT...LOC 1418Z 244DEG 29KT 3108 8995
$$The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 10, 3:13 AM CST | Small Craft Advisory | LIX | 24 hr | |
| Dec 10, 6:31 AM CST | Tornado Warning | LIX | East Feliciana, Saint Helena | 29 min |
| Dec 10, 6:55 AM CST | Severe Thunderstorm Warning | LIX | East Baton Rouge, East Feliciana, Livingston, Saint Helena, West Baton Rouge | 35 min |
| Dec 10, 7:23 AM CST | Severe Thunderstorm Warning | LIX | East Baton Rouge, Livingston, Saint Helena, West Baton Rouge | 37 min |
| Dec 10, 7:24 AM CST | Severe Thunderstorm Warning | LIX | Tangipahoa, Washington | 36 min |
| Dec 10, 7:33 AM CST | Tornado Warning | LIX | Washington | 27 min |
| Dec 10, 7:45 AM CST | Tornado Warning | LIX | Livingston, Saint Helena | 30 min |
| Dec 10, 7:56 AM CST | Severe Thunderstorm Warning | LIX | Livingston, Saint Helena, Tangipahoa | 34 min |
| Dec 10, 8:20 AM CST | Severe Thunderstorm Warning | LIX | Ascension, Assumption, Iberville, Saint James | 40 min |
| Dec 10, 8:23 AM CST | Severe Thunderstorm Warning | LIX | Saint Tammany, Tangipahoa, Washington | 52 min |
| Dec 10, 8:46 AM CST | Severe Thunderstorm Warning | LIX | East Baton Rouge, Livingston, Saint Helena, Saint Tammany, Tangipahoa | 29 min |
| Dec 10, 8:54 AM CST | Tornado Warning | LIX | Ascension, Livingston | 36 min |
| Dec 10, 8:58 AM CST | Severe Thunderstorm Warning | LIX | Ascension, Saint James, Saint John the Baptist | 47 min |
| Dec 10, 9:00 AM CST | Special Marine Warning | LIX | 60 min | |
| Dec 10, 9:10 AM CST | Severe Thunderstorm Warning | LIX | Washington | 65 min |
| Dec 10, 9:19 AM CST | Tornado Warning | LIX | Washington | 26 min |
| Dec 10, 9:25 AM CST | Severe Thunderstorm Warning | LIX | Saint Tammany, Tangipahoa, Washington | 65 min |
| Dec 10, 9:43 AM CST | Severe Thunderstorm Warning | LIX | Assumption, Lafourche, Saint Charles, Saint James, Saint John the Baptist | 47 min |
| Dec 10, 9:55 AM CST | Special Marine Warning | LIX | 50 min | |
| Dec 10, 10:18 AM CST | Severe Thunderstorm Warning | LIX | Saint Tammany | 42 min |
| Dec 10, 10:42 AM CST | Special Marine Warning | LIX | 33 min | |
| Dec 10, 9:41 AM CST | Tornado Warning | LIX | Pearl River | 49 min |
| Dec 10, 10:17 AM CST | Severe Thunderstorm Warning | LIX | Hancock, Pearl River | 22 min |
Nearby
Tornado Warnings in Louisiana, 2012Tornado Warnings in Mississippi, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.