Alert archive / Alabama / Tornado Warnings in 2012

Tornado Warning 126, NWS Mobile, AL

December 25, 2012Crenshaw County, Alabama

NWS Mobile, AL issued this tornado warning at Dec 25, 2012, 5:08 PM CST for Crenshaw 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, 5:08 PM CST (23:08 UTC)
Expired: Dec 25, 2012, 5:53 PM CST
In force: 45 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

County Crenshaw County, AL

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, 2:41 PM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 11.1 hours before the alert went out and 184 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.

969 
WFUS54 KMOB 252308
TORMOB
ALC041-260015-
/O.NEW.KMOB.TO.W.0126.121225T2308Z-121226T0015Z/

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

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN CRENSHAW COUNTY IN SOUTH CENTRAL ALABAMA...

* UNTIL 615 PM CST

* AT 506 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 11 MILES SOUTH OF LUVERNE...OR 2 MILES
  SOUTHEAST OF BRANTLEY...MOVING NORTHEAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  GLENWOOD...           BRANTLEY...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3153 8616 3152 8619 3148 8619 3147 8620
      3156 8636 3179 8620 3179 8615 3178 8614
      3166 8614 3163 8618 3162 8614 3154 8614
TIME...MOT...LOC 2308Z 210DEG 27KT 3157 8623

$$

1 follow-up statement

683 
WWUS54 KMOB 252353
SVSMOB

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

ALC041-260003-
/O.CAN.KMOB.TO.W.0126.000000T0000Z-121226T0015Z/
CRENSHAW AL-
553 PM CST TUE DEC 25 2012

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

AT 550 PM CST...THE STORM THAT PROMPTED THE WARNING FOR SOUTHEASTERN
CRENSHAW COUNTY HAS WEAKENED TO BELOW SEVERE LIMITS...THUS THE
TORNADO WARNING HAS BEEN CANCELLED.

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

LAT...LON 3153 8616 3152 8619 3148 8619 3147 8620
      3156 8636 3179 8620 3179 8615 3178 8614
      3166 8614 3163 8618 3162 8614 3154 8614
TIME...MOT...LOC 2353Z 210DEG 27KT 3186 8603

$$

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	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, 5:44 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 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.