Alert archive / Mississippi / Tornado Warnings in 2012

Tornado Warning 125, NWS Mobile, AL

December 25, 2012George County, Greene County, Perry County, Mississippi; Mobile County, Washington County, Alabama

NWS Mobile, AL issued this tornado warning at Dec 25, 2012, 5:00 PM CST for George County, Greene County, Perry County, Mississippi; Mobile County, Washington County, Alabama. It was in force for 45 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: Dec 25, 2012, 5:00 PM CST (23:00 UTC)
Expired: Dec 25, 2012, 5:45 PM CST
In force: 45 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

Counties Mobile County, AL, Washington County, AL, George County, MS, Greene County, MS, Perry County, MS

The radar

The Mobile radar (KMOB), 63 km from the middle of the area, began a volume at 23:03 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

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 25, 12:58 PM CST	Tornado Watch PDS	SPC	9 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 11.0 hours before the alert went out and 160 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 790 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 576 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 181 m²/s²
0-3 km storm-relative helicity: 237 m²/s²
Significant tornado parameter: 1.1
Supercell composite: 10.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

149 
WFUS54 KMOB 252300
TORMOB
ALC097-129-MSC039-041-111-252345-
/O.NEW.KMOB.TO.W.0125.121225T2300Z-121225T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
500 PM CST TUE DEC 25 2012

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN GEORGE COUNTY IN SOUTHEAST MISSISSIPPI...
  GREENE COUNTY IN SOUTHEAST MISSISSIPPI...
  SOUTHEASTERN PERRY COUNTY IN SOUTHEAST MISSISSIPPI...
  NORTHWESTERN MOBILE COUNTY IN SOUTHWEST ALABAMA...
  SOUTHWESTERN WASHINGTON COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 545 PM CST

* AT 459 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 15 MILES WEST OF LUCEDALE...OR 10 MILES SOUTH
  OF MCLAIN...MOVING NORTHEAST AT 65 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MCLAIN...             LEAKESVILLE...        VINEGAR BEND...
  TIBBIE...             FRUITDALE...          DEER PARK...
  CHATOM...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST TUESDAY EVENING
FOR SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI. A TORNADO WATCH
ALSO REMAINS IN EFFECT UNTIL 1000 PM CST TUESDAY EVENING FOR SOUTH
CENTRAL ALABAMA AND NORTHWEST FLORIDA.

&&

LAT...LON 3156 8827 3125 8805 3104 8834 3085 8883
      3103 8898
TIME...MOT...LOC 2300Z 231DEG 58KT 3098 8883

$$

2 follow-up statements

034 
WWUS54 KMOB 252314
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
514 PM CST TUE DEC 25 2012

ALC097-129-MSC039-041-111-252345-
/O.CON.KMOB.TO.W.0125.000000T0000Z-121225T2345Z/
WASHINGTON AL-PERRY MS-GREENE MS-GEORGE MS-MOBILE AL-
514 PM CST TUE DEC 25 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CST FOR
NORTHWESTERN MOBILE...NORTHWESTERN GEORGE...GREENE...SOUTHEASTERN
PERRY AND SOUTHWESTERN WASHINGTON COUNTIES...

AT 512 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 
WAS LOCATED 11 MILES SOUTHWEST OF CHATOM...OR 4 MILES EAST OF
FRUITDALE...MOVING NORTHEAST AT 65 MPH.

LOCATIONS IMPACTED INCLUDE...
  MCLAIN...             LEAKESVILLE...        VINEGAR BEND...
  TIBBIE...             FRUITDALE...          DEER PARK...
  CHATOM...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST TUESDAY EVENING
FOR SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI. A TORNADO WATCH
ALSO REMAINS IN EFFECT UNTIL 1000 PM CST TUESDAY EVENING FOR SOUTH
CENTRAL ALABAMA AND NORTHWEST FLORIDA.

&&

LAT...LON 3156 8827 3125 8805 3104 8834 3085 8883
      3103 8898
TIME...MOT...LOC 2315Z 231DEG 58KT 3136 8829

$$

766 
WWUS54 KMOB 252336
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
536 PM CST TUE DEC 25 2012

MSC111-252346-
/O.CAN.KMOB.TO.W.0125.000000T0000Z-121225T2345Z/
PERRY MS-
536 PM CST TUE DEC 25 2012

...THE TORNADO WARNING HAS BEEN CANCELLED FOR SOUTHEASTERN PERRY
COUNTY...

AT 531 PM CST...THE STORM THAT PROMPTED THE WARNING FOR SOUTHEASTERN 
PERRY COUNTY HAS MOVED OUT OF THE COUNTY...THUS THE TORNADO WARNING 
HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST TUESDAY EVENING
FOR SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI. A TORNADO WATCH
ALSO REMAINS IN EFFECT UNTIL 1000 PM CST TUESDAY EVENING FOR SOUTH
CENTRAL ALABAMA AND NORTHWEST FLORIDA.

LAT...LON 3088 8876 3106 8877 3128 8865 3156 8827
      3125 8805 3104 8834
TIME...MOT...LOC 2336Z 228DEG 53KT 3116 8849

$$

ALC097-129-MSC039-041-252345-
/O.CON.KMOB.TO.W.0125.000000T0000Z-121225T2345Z/
WASHINGTON AL-GREENE MS-GEORGE MS-MOBILE AL-
536 PM CST TUE DEC 25 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CST FOR
NORTHWESTERN MOBILE...NORTH CENTRAL GEORGE...SOUTHEASTERN GREENE AND
SOUTHWESTERN WASHINGTON COUNTIES...

AT 531 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 
WAS LOCATED 3 MILES SOUTH OF LEAKESVILLE...OR 16 MILES SOUTHWEST OF
DEER PARK...MOVING NORTHEAST AT 60 MPH.

LOCATIONS IMPACTED INCLUDE...
  LEAKESVILLE...        VINEGAR BEND...       TIBBIE...
  FRUITDALE...          DEER PARK...          CHATOM...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST TUESDAY EVENING
FOR SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI. A TORNADO WATCH
ALSO REMAINS IN EFFECT UNTIL 1000 PM CST TUESDAY EVENING FOR SOUTH
CENTRAL ALABAMA AND NORTHWEST FLORIDA.

&&

LAT...LON 3088 8876 3106 8877 3128 8865 3156 8827
      3125 8805 3104 8834
TIME...MOT...LOC 2336Z 228DEG 53KT 3116 8849

$$

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 25, 3:19 PM CST	Tornado Warning	MOB	Perry, Stone	56 min
Dec 25, 3:49 PM CST	Severe Thunderstorm Warning	MOB	Greene, Perry, Wayne	56 min
Dec 25, 4:06 PM CST	Tornado Warning	MOB	Greene, Perry	54 min
Dec 25, 4:12 PM CST	Tornado Warning	MOB	George, Greene, Perry, Stone	48 min
Dec 25, 4:14 PM CST	Tornado Warning	MOB	Perry, Wayne	61 min
Dec 25, 4:24 PM CST	Tornado Warning	MOB	Wayne	66 min
Dec 25, 4:50 PM CST	Severe Thunderstorm Warning	MOB	George, Greene, Perry, Stone	55 min
Dec 25, 4:52 PM CST	Tornado Warning	MOB	Wayne	53 min
Dec 25, 5:28 PM CST	Severe Thunderstorm Warning	MOB	George, Greene, Perry, Stone, Wayne	62 min
Dec 24, 9:38 PM CST	Small Craft Advisory	MOB		20 hr
Dec 25, 4:41 AM CST	Gale Warning	MOB		31 hr
Dec 25, 4:41 AM CST	Small Craft Advisory	MOB		13 hr
Dec 25, 4:41 AM CST	Small Craft Advisory	MOB		42 hr
Dec 25, 4:41 AM CST	Small Craft Advisory	MOB		42 hr
Dec 25, 2:01 PM CST	Special Marine Warning	MOB		62 min
Dec 25, 2:43 PM CST	Tornado Warning	MOB	Clarke	32 min
Dec 25, 2:55 PM CST	Tornado Warning	MOB	Clarke, Monroe	65 min
Dec 25, 3:14 PM CST	Special Marine Warning	MOB		61 min
Dec 25, 3:35 PM CST	Tornado Warning	MOB	Covington, Crenshaw	55 min
Dec 25, 4:07 PM CST	Tornado Warning	MOB	Clarke, Monroe, Wilcox	68 min
Dec 25, 4:12 PM CST	Tornado Warning	MOB	Mobile	33 min
Dec 25, 4:13 PM CST	Special Marine Warning	MOB		17 min
Dec 25, 4:17 PM CST	Tornado Warning	MOB	Clarke, Mobile, Washington	10 min
Dec 25, 4:24 PM CST	Tornado Warning	MOB	Crenshaw	51 min
Dec 25, 4:28 PM CST	Tornado Warning	MOB	Wilcox	17 min
Dec 25, 4:39 PM CST	Tornado Warning	MOB	Conecuh, Escambia, Monroe	51 min
Dec 25, 4:41 PM CST	Tornado Warning	MOB	Conecuh, Escambia	49 min
Dec 25, 4:44 PM CST	Tornado Warning Emergency	MOB	Baldwin, Mobile	61 min
Dec 25, 4:47 PM CST	Special Marine Warning	MOB		43 min
Dec 25, 4:52 PM CST	Tornado Warning	MOB	Crenshaw	38 min
Dec 25, 5:08 PM CST	Tornado Warning	MOB	Crenshaw	45 min
Dec 25, 5:08 PM CST	Tornado Warning	MOB	Wilcox	52 min
Dec 25, 5:13 PM CST	Tornado Warning	MOB	Covington	18 min
Dec 25, 5:16 PM CST	Tornado Warning	MOB	Baldwin, Clarke, Mobile, Monroe	44 min
Dec 25, 5:17 PM CST	Tornado Warning	MOB	Clarke, Washington	58 min
Dec 25, 5:23 PM CST	Tornado Warning	MOB	Monroe, Wilcox	23 min
Dec 25, 5:40 PM CST	Severe Thunderstorm Warning	MOB	Choctaw, Clarke, Wilcox	65 min
Dec 25, 5:44 PM CST	Tornado Warning	MOB	Clarke, Wilcox	46 min
Dec 25, 5:56 PM CST	Tornado Warning	MOB	Clarke, Washington	64 min

Nearby

Tornado Warnings in Mississippi, 2012 Tornado Warnings in Alabama, 2012 Every tornado warning in 2012 Tornadoes 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; radar from the NEXRAD Level II archive.