Alert archive / Alabama / Tornado Warnings in 2012

Tornado Warning 139, NWS Mobile, AL

December 25, 2012Baldwin County, Escambia County, Alabama

NWS Mobile, AL issued this tornado warning at Dec 25, 2012, 8:11 PM CST for Baldwin County, Escambia County, Alabama. It was in force for 49 min. 2 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, 8:11 PM CST (02:11 UTC)
Expired: Dec 25, 2012, 9:00 PM CST
In force: 49 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

Counties Baldwin County, AL, Escambia County, AL

The radar

The Mobile radar (KMOB), 62 km from the middle of the area, began a volume at 02:13 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, 8:35 PM CST	TSTM WND DMG	Atmore, AL	18 WHEELER OVERTURNED NEAR ATMORE
Dec 25, 8:35 PM CST	TSTM WND DMG	Freemanville, AL	DAMAGE NEAR FAST LANE GAS STATION ON JACK SPRINGS ROAD 1/2 MILE SOUTH OF EXIT 54 AND I-65. 18 WHEELERS OVERTURNED. HOUSE BEHIND GAS STATION ON FIRE.

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
Dec 25, 2:41 PM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 2.2 hours before the alert went out and 208 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: 1619 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 590 m above ground
0-6 km bulk shear: 68 kt
0-1 km storm-relative helicity: 486 m²/s²
0-3 km storm-relative helicity: 466 m²/s²
Significant tornado parameter: 5.0
Supercell composite: 18.1

Open this sounding in Storm Lab

The text

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

822 
WFUS54 KMOB 260211
TORMOB
ALC003-053-260300-
/O.NEW.KMOB.TO.W.0139.121226T0211Z-121226T0300Z/

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

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN ESCAMBIA COUNTY IN SOUTH CENTRAL ALABAMA...
  NORTH CENTRAL BALDWIN COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 900 PM CST

* AT 809 PM CST...A SEVERE THUNDERSTORM WITH STRONG ROTATION AND
  LIKELY PRODUCING A TORNADO WAS LOCATED 6 MILES NORTHWEST OF BAY
  MINETTE...OR NEAR I65 AND AL 225...MOVING NORTHEAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  POARCH CREEK RESERVATION...                 I65 AND CR 47...
  I65 AND AL 59...      I65 AND AL 287...     I65 AND AL 225...
  BAY MINETTE...        MCCULLOUGH...         I65 AND CR 1...
  I65 AND AL 21...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 27 AND 71.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. IF YOU WAIT TO SEE OR HEAR
IT COMING THEN IT MAY BE TOO LATE TO GET TO A SAFE PLACE.

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

&&

LAT...LON 3093 8795 3093 8791 3095 8790 3095 8787
      3097 8789 3098 8787 3099 8790 3102 8790
      3123 8757 3126 8748 3126 8731 3114 8722
      3100 8751 3100 8759 3096 8759 3082 8787
TIME...MOT...LOC 0211Z 237DEG 34KT 3094 8784

$$

3 follow-up statements

316 
WWUS54 KMOB 260227
SVSMOB

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

ALC003-053-260300-
/O.CON.KMOB.TO.W.0139.000000T0000Z-121226T0300Z/
ESCAMBIA AL-BALDWIN AL-
827 PM CST TUE DEC 25 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CST FOR NORTH
CENTRAL BALDWIN AND WESTERN ESCAMBIA COUNTIES...

AT 823 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 
WAS LOCATED 9 MILES NORTH OF BAY MINETTE...OR 4 MILES WEST OF I65 AND
CR 47...MOVING NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  POARCH CREEK RESERVATION...                 I65 AND CR 47...
  MCCULLOUGH...         I65 AND CR 1...       I65 AND AL 21...
  I65 AND AL 113...     ATMORE...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 39 AND 71.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

IF IN MANUFACTURED HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER.

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

&&

LAT...LON 3104 8780 3126 8748 3126 8731 3114 8722
      3114 8723 3100 8751 3100 8759 3099 8760
      3096 8759 3093 8765 3091 8771
TIME...MOT...LOC 0227Z 238DEG 37KT 3103 8768

$$

293 
WWUS54 KMOB 260240
SVSMOB

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

ALC003-260250-
/O.CAN.KMOB.TO.W.0139.000000T0000Z-121226T0300Z/
BALDWIN AL-
840 PM CST TUE DEC 25 2012

...THE TORNADO WARNING HAS BEEN CANCELLED FOR NORTH CENTRAL BALDWIN
COUNTY...

AT 836 PM CST...THE STORM THAT PROMPTED THE WARNING FOR NORTH CENTRAL
BALDWIN COUNTY HAS MOVED OUT OF THE COUNTY...THUS THE TORNADO 
WARNING HAS BEEN CANCELLED.

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

LAT...LON 3103 8752 3110 8758 3126 8742 3126 8731
      3114 8722 3114 8723
TIME...MOT...LOC 0240Z 238DEG 37KT 3110 8750

$$

ALC053-260300-
/O.CON.KMOB.TO.W.0139.000000T0000Z-121226T0300Z/
ESCAMBIA AL-
840 PM CST TUE DEC 25 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CST FOR
NORTHWESTERN ESCAMBIA COUNTY...

AT 836 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A 
TORNADO WAS LOCATED 5 MILES NORTHWEST OF ATMORE...OR NEAR I65 
AND CR 1...MOVING NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  POARCH CREEK RESERVATION...                 I65 AND CR 1...
  I65 AND AL 21...      I65 AND AL 113...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 53 AND 71.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. IF YOU WAIT TO SEE OR HEAR
IT COMING THEN IT MAY BE TOO LATE TO GET TO A SAFE PLACE.

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

&&

LAT...LON 3103 8752 3110 8758 3126 8742 3126 8731
      3114 8722 3114 8723
TIME...MOT...LOC 0240Z 238DEG 37KT 3110 8750

$$

131 
WWUS54 KMOB 260248
SVSMOB

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

ALC053-260300-
/O.CON.KMOB.TO.W.0139.000000T0000Z-121226T0300Z/
ESCAMBIA AL-
848 PM CST TUE DEC 25 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CST FOR CENTRAL
ESCAMBIA COUNTY...

AT 846 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 
WAS LOCATED 8 MILES NORTHEAST OF ATMORE...OR 5 MILES EAST OF I65 AND
AL 21...MOVING NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  I65 AND AL 113...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 62 AND 71.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. IF YOU WAIT TO SEE OR HEAR
IT COMING THEN IT MAY BE TOO LATE TO GET TO A SAFE PLACE.

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

&&

LAT...LON 3106 8745 3123 8738 3126 8731 3114 8722
      3114 8723
TIME...MOT...LOC 0248Z 239DEG 41KT 3112 8737

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 25, 6:08 PM CST	Tornado Warning	MOB	Clarke, Monroe, Wilcox	67 min
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, 8:36 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.