Alert archive / Alabama / Tornado Warnings in 2012

Tornado Warning 134, NWS Mobile, AL

December 25, 2012Clarke County, Monroe County, Wilcox County, Alabama

NWS Mobile, AL issued this tornado warning at Dec 25, 2012, 6:08 PM CST for Clarke County, Monroe County, Wilcox County, Alabama. It was in force for 67 min. 3 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 25, 2012, 6:08 PM CST (00:08 UTC)
Expired: Dec 25, 2012, 7:15 PM CST
In force: 67 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

Counties Clarke County, AL, Monroe County, AL, Wilcox County, AL

The radar

The Birmingham radar (KBMX), 139 km from the middle of the area, began a volume at 00:09 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.

What was reported inside it

Time	Report	Where	Remark
Dec 25, 6:12 PM CST	TORNADO	2 S Grove Hill, AL	BARN AND TREES BLOCKING US HWY 43 SOUTH OF GROVE HILL.
Dec 25, 6:36 PM CST	TORNADO	1 Sw Coy, AL	FIRE CHIEF REPORTS SEVERAL TREES DOWN ON COUNTY RD 12.
Dec 25, 7:15 PM CST	HAIL 1	3 S Grove Hill, AL	QUARTER SIZE HAIL REPORTED. WINDS ESTIMATED AT 60-70 MPH.

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

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 0.1 hours before the alert went out and 139 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: 22 J/kg
Mixed-layer CIN: -78 J/kg
Mixed-layer LCL: 563 m above ground
0-6 km bulk shear: 63 kt
0-1 km storm-relative helicity: 696 m²/s²
0-3 km storm-relative helicity: 921 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.5

Open this sounding in Storm Lab

The text

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

710 
WFUS54 KMOB 260008
TORMOB
ALC025-099-131-260115-
/O.NEW.KMOB.TO.W.0134.121226T0008Z-121226T0115Z/

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

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTH CENTRAL MONROE COUNTY IN SOUTH CENTRAL ALABAMA...
  WILCOX COUNTY IN SOUTH CENTRAL ALABAMA...
  NORTHERN CLARKE COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 715 PM CST

* AT 603 PM CST...A SEVERE THUNDERSTORM WITH STRONG ROTATION AND
  LIKELY PRODUCING A TORNADO WAS LOCATED 8 MILES SOUTHWEST OF GROVE
  HILL...OR 10 MILES WEST OF WHATLEY...MOVING NORTHEAST AT 45 MPH.

* THE TORNADIC STORM WILL BE NEAR...
  GROVE HILL AROUND 615 PM CST...
  CAMDEN AROUND 700 PM CST...
  BOYKIN AROUND 705 PM CST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
DAMAGING HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

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 3215 8727 3214 8725 3211 8723 3208 8719
      3205 8717 3205 8700 3201 8695 3153 8783
      3168 8797 3217 8730
TIME...MOT...LOC 0008Z 231DEG 39KT 3166 8782

$$

3 follow-up statements

906 
WWUS54 KMOB 260012
SVSMOB

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

ALC025-099-131-260115-
/O.CON.KMOB.TO.W.0134.000000T0000Z-121226T0115Z/
MONROE AL-WILCOX AL-CLARKE AL-
612 PM CST TUE DEC 25 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM CST FOR NORTHERN
CLARKE...WILCOX AND NORTH CENTRAL MONROE COUNTIES...

AT 608 PM CST...A TORNADO HAS BEEN CONFIRMED AND WAS LOCATED NEAR 
GROVE HILL...OR 6 MILES WEST OF WHATLEY...MOVIN NORTHEAST AT 45 MPH.

THE TORNADIC STORM WILL BE NEAR...
  YELLOW BLUFF AROUND 645 PM CST...
  BOYKIN AROUND 700 PM CST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

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 3215 8727 3214 8725 3211 8723 3208 8719
      3205 8717 3205 8700 3201 8695 3153 8783
      3168 8797 3217 8730
TIME...MOT...LOC 0012Z 230DEG 39KT 3170 8777

$$

425 
WWUS54 KMOB 260026
SVSMOB

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

ALC025-099-131-260115-
/O.CON.KMOB.TO.W.0134.000000T0000Z-121226T0115Z/
MONROE AL-WILCOX AL-CLARKE AL-
626 PM CST TUE DEC 25 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM CST FOR EAST
CENTRAL CLARKE...WILCOX AND NORTH CENTRAL MONROE COUNTIES...

AT 622 PM CST...A TORNADO HAS BEEN CONFIRMED AND WAS LOCATED 8 MILES
NORTHEAST OF GROVE HILL...OR 4 MILES SOUTHEAST OF FULTON...MOVING 
NORTHEAST AT 45 MPH. MULTIPLE REPORTS OF TREES BLOCKING ROADS IN 
GROVE HILL HAVE BEEN REPORTED.

LOCATIONS IMPACTED INCLUDE...
  BOYKIN...             YELLOW BLUFF...       CAMDEN...
  FULTON...             VREDENBURGH...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

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 3180 8775 3217 8730 3215 8727 3214 8725
      3211 8723 3208 8719 3205 8717 3205 8700
      3201 8695 3165 8761
TIME...MOT...LOC 0026Z 230DEG 39KT 3179 8763

$$

996 
WWUS54 KMOB 260042
SVSMOB

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

ALC025-260052-
/O.CAN.KMOB.TO.W.0134.000000T0000Z-121226T0115Z/
CLARKE AL-
642 PM CST TUE DEC 25 2012

...THE TORNADO WARNING HAS BEEN CANCELLED FOR EAST CENTRAL CLARKE
COUNTY...

AT 640 PM CST...THE STORM THAT PROMPTED THE WARNING FOR EAST CENTRAL 
CLARKE 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 3193 8759 3217 8730 3215 8727 3214 8725
      3211 8723 3208 8719 3205 8717 3205 8700
      3201 8695 3177 8740
TIME...MOT...LOC 0042Z 230DEG 39KT 3190 8747

$$

ALC099-131-260115-
/O.CON.KMOB.TO.W.0134.000000T0000Z-121226T0115Z/
MONROE AL-WILCOX AL-
642 PM CST TUE DEC 25 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM CST FOR CENTRAL
WILCOX AND NORTH CENTRAL MONROE COUNTIES...

AT 640 PM CST...A CONFIRMED LARGE AND EXTREMELY DANGEROUS TORNADO 
WAS LOCATED 14 MILES SOUTHWEST OF CAMDEN...OR 5 MILES SOUTH OF YELLOW
BLUFF...MOVING NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  BOYKIN...             YELLOW BLUFF...       CAMDEN...
  VREDENBURGH...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A LARGE...EXTREMELY DANGEROUS TORNADO IS ON THE GROUND.
TO PROTECT YOUR LIFE...TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON
THE LOWEST FLOOR OF A STURDY BUILDING AND AVOID WINDOWS. IF IN A
MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

TAKE COVER NOW. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

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 3193 8759 3217 8730 3215 8727 3214 8725
      3211 8723 3208 8719 3205 8717 3205 8700
      3201 8695 3177 8740
TIME...MOT...LOC 0042Z 230DEG 39KT 3190 8747

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 25, 6:20 PM CST	Special Marine Warning	MOB		85 min
Dec 25, 6:20 PM CST	Severe Thunderstorm Warning	MOB	Clarke, Monroe, Wilcox	55 min
Dec 25, 6:29 PM CST	Severe Thunderstorm Warning	MOB	Mobile, Washington	46 min
Dec 25, 6:38 PM CST	Coastal Flood Advisory	MOB		5 hr
Dec 25, 6:59 PM CST	Tornado Warning	MOB	Clarke, Monroe	45 min
Dec 25, 7:00 PM CST	Severe Thunderstorm Warning	MOB	Baldwin, Clarke, Mobile, Monroe, Washington	60 min
Dec 25, 7:00 PM CST	Tornado Warning	MOB	Wilcox	30 min
Dec 25, 7:19 PM CST	Severe Thunderstorm Warning	MOB	Mobile	41 min
Dec 25, 7:21 PM CST	Tornado Warning	MOB	Mobile	39 min
Dec 25, 7:34 PM CST	Tornado Warning	MOB	Wilcox	26 min
Dec 25, 7:37 PM CST	Severe Thunderstorm Warning	MOB	Clarke, Conecuh, Monroe, Wilcox	53 min
Dec 25, 7:59 PM CST	Severe Thunderstorm Warning	MOB	Baldwin, Clarke, Conecuh, Escambia, Mobile, Monroe	46 min
Dec 25, 8:03 PM CST	Special Marine Warning	MOB		87 min
Dec 25, 8:11 PM CST	Tornado Warning	MOB	Baldwin, Escambia	49 min
Dec 25, 8:36 PM CST	Tornado Warning	MOB	Butler, Conecuh	39 min
Dec 25, 8:44 PM CST	Severe Thunderstorm Warning	MOB	Conecuh, Escambia, Monroe	46 min
Dec 25, 8:58 PM CST	Severe Thunderstorm Warning	MOB	Baldwin	47 min
Dec 25, 9:08 PM CST	Special Marine Warning	MOB		82 min
Dec 25, 9:09 PM CST	Tornado Warning	MOB	Butler, Crenshaw	51 min
Dec 25, 9:23 PM CST	Special Marine Warning	MOB		97 min
Dec 25, 9:29 PM CST	Severe Thunderstorm Warning	MOB	Conecuh, Covington, Escambia	46 min
Dec 25, 9:35 PM CST	Severe Thunderstorm Warning	MOB	Butler, Conecuh, Covington, Crenshaw	70 min
Dec 25, 9:45 PM CST	Severe Thunderstorm Warning	MOB	Baldwin, Covington, Escambia	45 min
Dec 25, 10:15 PM CST	Severe Thunderstorm Warning	MOB	Covington, Crenshaw	60 min
Dec 25, 10:29 PM CST	Severe Thunderstorm Warning	MOB	Covington, Escambia	46 min
Dec 25, 10:33 PM CST	Special Marine Warning	MOB		117 min
Dec 25, 10:40 PM CST	Tornado Warning	MOB	Covington	35 min
Dec 25, 11:14 PM CST	Severe Thunderstorm Warning	MOB	Covington	26 min
Dec 26, 5:43 AM CST	Wind Advisory	MOB	Butler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more	9 hr

Nearby

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.