Alert archive / Alabama / Tornado Warnings in 2012

Tornado Warning 132, NWS Mobile, AL

December 25, 2012Clarke County, Wilcox County, Alabama

NWS Mobile, AL issued this tornado warning at Dec 25, 2012, 5:44 PM CST for Clarke County, Wilcox County, Alabama. It was in force for 46 min. 1 report 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, 5:44 PM CST (23:44 UTC)
Expired: Dec 25, 2012, 6:30 PM CST
In force: 46 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

Counties Clarke County, AL, Wilcox County, AL

The radar

The Birmingham radar (KBMX), 142 km from the middle of the area, began a volume at 23:46 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, 6:36 PM CST	TORNADO	1 Sw Coy, AL	FIRE CHIEF REPORTS SEVERAL TREES DOWN ON COUNTY RD 12.

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 12:00Z, 11.7 hours before the alert went out and 143 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1008 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 65 m²/s²
0-3 km storm-relative helicity: 114 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

423 
WFUS54 KMOB 252344
TORMOB
ALC025-131-260030-
/O.NEW.KMOB.TO.W.0132.121225T2344Z-121226T0030Z/

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

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  WILCOX COUNTY IN SOUTH CENTRAL ALABAMA...
  NORTHEASTERN CLARKE COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 630 PM CST

* AT 540 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 7 MILES NORTHWEST OF GROVE HILL...OR 6 MILES
  WEST OF FULTON...MOVING NORTHEAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  BOYKIN...             YELLOW BLUFF...       PINE HILL...
  CATHERINE...          CAMDEN...             THOMASVILLE...
  FULTON...

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 3221 8737 3220 8733 3205 8717 3206 8708
      3204 8706 3186 8733 3183 8742 3183 8750
      3180 8752 3170 8781 3182 8793 3200 8778
      3201 8763 3213 8763 3214 8753 3226 8753
      3228 8750 3228 8745
TIME...MOT...LOC 2345Z 229DEG 36KT 3183 8779

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
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, 4:24 PM CST	Tornado Warning	MOB	Choctaw	66 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, 4:50 PM CST	Severe Thunderstorm Warning	MOB	Clarke, Mobile, Washington	55 min
Dec 25, 4:52 PM CST	Tornado Warning	MOB	Choctaw, Clarke, Washington	53 min
Dec 25, 4:52 PM CST	Tornado Warning	MOB	Crenshaw	38 min
Dec 25, 5:00 PM CST	Tornado Warning	MOB	Mobile, Washington	45 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, 5:28 PM CST	Severe Thunderstorm Warning	MOB	Choctaw, Clarke, Mobile, Washington	62 min
Dec 25, 5:40 PM CST	Severe Thunderstorm Warning	MOB	Choctaw, Clarke, Wilcox	65 min
Dec 25, 5:56 PM CST	Tornado Warning	MOB	Clarke, Washington	64 min

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.