Alert archive / Alabama / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 231, NWS Mobile, AL

December 25, 20125 counties in Alabama; George County, Greene County, Mississippi

NWS Mobile, AL issued this severe thunderstorm warning at Dec 25, 2012, 7:00 PM CST for 5 counties in Alabama; George County, Greene County, Mississippi. It was in force for 60 min. 6 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, 7:00 PM CST (01:00 UTC)
Expired: Dec 25, 2012, 8:00 PM CST
In force: 60 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

Counties Baldwin County, AL, Clarke County, AL, Mobile County, AL, Monroe County, AL, Washington County, AL, George County, MS, Greene County, MS

The radar

The Mobile radar (KMOB), 35 km from the middle of the area, began a volume at 01:03 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.

What was reported inside it

Time	Report	Where	Remark
Dec 25, 7:15 PM CST	HAIL 1	3 S Grove Hill, AL	QUARTER SIZE HAIL REPORTED. WINDS ESTIMATED AT 60-70 MPH.
Dec 25, 7:20 PM CST	TSTM WND DMG	6 E Agricola, MS	TWO HOMES DAMAGED...ONE WITH SIGNIFICANT ROOF DAMAGE. THE OTHER EXPERIENCED MINOR DAMAGE. TREES ALSO DOWN.
Dec 25, 7:24 PM CST	TORNADO 1	Wilmer, AL	A FEW HOMES AND TRAILERS ARE DAMAGED IN THE NACHEZ HWY AREA OF WILMER.
Dec 25, 7:24 PM CST	TORNADO	Wilmer, AL	A FEW HOMES AND TRAILERS ARE DAMAGED IN THE NACHEZ HWY AREA OF WILMER. EXTENT OF DAMAGE UNKNOWN AT THIS TIME.
Dec 25, 7:25 PM CST	TORNADO	3 Se Wilmer, AL	LARGE TREES BLOCKING ROAD.
Dec 25, 7:40 PM CST	TSTM WND DMG	Semmes, AL	TREES DOWN

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

Slidell Radar S, LA (KSIL), launched 00:00Z, 1.0 hours before the alert went out and 167 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.

605 
WUUS54 KMOB 260100
SVRMOB
ALC003-025-097-099-129-MSC039-041-260200-
/O.NEW.KMOB.SV.W.0231.121226T0100Z-121226T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
700 PM CST TUE DEC 25 2012

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN MONROE COUNTY IN SOUTH CENTRAL ALABAMA...
  EASTERN GEORGE COUNTY IN SOUTHEAST MISSISSIPPI...
  SOUTHEASTERN GREENE COUNTY IN SOUTHEAST MISSISSIPPI...
  NORTHWESTERN BALDWIN COUNTY IN SOUTHWEST ALABAMA...
  SOUTHERN CLARKE COUNTY IN SOUTHWEST ALABAMA...
  MOBILE COUNTY IN SOUTHWEST ALABAMA...
  SOUTHEASTERN WASHINGTON COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 800 PM CST

* AT 659 PM CST...A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
  QUARTER SIZE HAIL AND DAMAGING WINDS OVER 60 MPH WERE LOCATED ALONG
  A LINE EXTENDING FROM 12 MILES NORTHWEST OF JACKSON TO 6 MILES
  SOUTHEAST OF LUCEDALE TO 9 MILES SOUTH OF LUCEDALE TO 17 MILES
  NORTHWEST OF ESCATAWPA...AND MOVING EAST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  REGIONAL AIRPORT IN WEST MOBILE...          MIDTOWN MOBILE...
  DOWNTOWN MOBILE...    MOWA CHOCTAW RESERVATION...
  MOVICO...             SEMMES...             SATSUMA...
  SARALAND...           PRICHARD...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 3 AND 33.

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 3073 8842 3074 8869 3084 8865 3097 8850
      3122 8842 3168 8810 3168 8738 3124 8764
      3086 8789 3083 8794 3067 8791 3066 8841
TIME...MOT...LOC 0101Z 270DEG 32KT 3158 8805 3088 8848
          3080 8857 3069 8869

$$

4 follow-up statements

146 
WWUS54 KMOB 260115
SVSMOB

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

MSC041-260125-
/O.CAN.KMOB.SV.W.0231.000000T0000Z-121226T0200Z/
GREENE MS-
715 PM CST TUE DEC 25 2012

...THE SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED FOR
SOUTHEASTERN GREENE COUNTY...

AT 712 PM CST...THE LINE OF STORMS THAT PROMPTED THE WARNING FOR 
SOUTHEASTERN GREENE COUNTY HAS MOVED OUT OF THE COUNTY...THUS THE 
SEVERE THUNDERSTORM 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 3073 8842 3074 8860 3090 8858 3103 8839
      3129 8834 3147 8813 3168 8804 3168 8738
      3124 8764 3086 8789 3083 8794 3067 8791
      3066 8841
TIME...MOT...LOC 0115Z 270DEG 32KT 3159 8792 3089 8835
          3081 8844 3070 8856

$$

ALC003-025-097-099-129-MSC039-260200-
/O.CON.KMOB.SV.W.0231.000000T0000Z-121226T0200Z/
MONROE AL-WASHINGTON AL-GEORGE MS-CLARKE AL-BALDWIN AL-MOBILE AL-
715 PM CST TUE DEC 25 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CST
FOR MOBILE...NORTHWESTERN BALDWIN...SOUTHERN CLARKE...EASTERN
GEORGE...SOUTHEASTERN WASHINGTON AND SOUTHWESTERN MONROE COUNTIES...

AT 712 PM CST...A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
QUARTER SIZE HAIL AND DAMAGING WINDS OVER 60 MPH WERE LOCATED ALONG A
LINE EXTENDING FROM 7 MILES NORTHWEST OF JACKSON TO 13 MILES EAST OF
LUCEDALE TO 11 MILES SOUTHEAST OF LUCEDALE TO 15 MILES NORTH OF 
ESCATAWPA...MOVING EAST AT 35 TO 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  REGIONAL AIRPORT IN WEST MOBILE...          MIDTOWN MOBILE...
  DOWNTOWN MOBILE...    MOWA CHOCTAW RESERVATION...
  MOVICO...             SEMMES...             SATSUMA...
  SARALAND...           PRICHARD...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 3 AND 33.

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 3073 8842 3074 8860 3090 8858 3103 8839
      3129 8834 3147 8813 3168 8804 3168 8738
      3124 8764 3086 8789 3083 8794 3067 8791
      3066 8841
TIME...MOT...LOC 0115Z 270DEG 32KT 3159 8792 3089 8835
          3081 8844 3070 8856

$$

713 
WWUS54 KMOB 260124
SVSMOB

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

ALC003-025-097-099-129-MSC039-260200-
/O.CON.KMOB.SV.W.0231.000000T0000Z-121226T0200Z/
MONROE AL-WASHINGTON AL-GEORGE MS-CLARKE AL-BALDWIN AL-MOBILE AL-
724 PM CST TUE DEC 25 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CST
FOR NORTHERN MOBILE...NORTHWESTERN BALDWIN...SOUTHERN CLARKE...
EASTERN GEORGE...SOUTHEASTERN WASHINGTON AND SOUTHWESTERN MONROE
COUNTIES...

AT 722 PM CST...A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
QUARTER SIZE HAIL AND DAMAGING WINDS OVER 60 MPH WERE LOCATED ALONG A
LINE EXTENDING FROM 4 MILES SOUTHWEST OF GROVE HILL TO 4 MILES
SOUTHEAST OF JACKSON TO 10 MILES NORTHEAST OF CITRONELLE TO 13 MILES
EAST OF LUCEDALE TO 11 MILES NORTHWEST OF REGIONAL AIRPORT IN WEST
MOBILE...MOVING EAST AT 50 MPH.

LOCATIONS IMPACTED INCLUDE...
  REGIONAL AIRPORT IN WEST MOBILE...          MIDTOWN MOBILE...
  DOWNTOWN MOBILE...    MOWA CHOCTAW RESERVATION...
  MOVICO...             SEMMES...             SATSUMA...
  SARALAND...           PRICHARD...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 3 AND 33.

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 3073 8842 3075 8860 3076 8860 3097 8845
      3104 8836 3124 8828 3134 8825 3149 8807
      3168 8799 3168 8738 3124 8764 3086 8789
      3083 8794 3067 8791 3066 8841
TIME...MOT...LOC 0124Z 268DEG 44KT 3167 8780 3147 8782
          3115 8804 3086 8835 3075 8838

$$

171 
WWUS54 KMOB 260129
SVSMOB

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

ALC003-025-097-099-129-MSC039-260200-
/O.CON.KMOB.SV.W.0231.000000T0000Z-121226T0200Z/
MONROE AL-WASHINGTON AL-GEORGE MS-CLARKE AL-BALDWIN AL-MOBILE AL-
729 PM CST TUE DEC 25 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CST
FOR NORTHERN MOBILE...NORTHWESTERN BALDWIN...SOUTHERN CLARKE...
EASTERN GEORGE...SOUTHEASTERN WASHINGTON AND SOUTHWESTERN MONROE
COUNTIES...

AT 727 PM CST...A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
QUARTER SIZE HAIL AND DAMAGING WINDS OVER 60 MPH WERE LOCATED ALONG A
LINE EXTENDING FROM 3 MILES SOUTHEAST OF GROVE HILL TO 16 MILES EAST 
OF CITRONELLE TO 7 MILES NORTHWEST OF REGIONAL AIRPORT IN WEST 
MOBILE...MOVING EAST AT 50 MPH.

LOCATIONS IMPACTED INCLUDE...
  REGIONAL AIRPORT IN WEST MOBILE...          MIDTOWN MOBILE...
  DOWNTOWN MOBILE...    MOWA CHOCTAW RESERVATION...
  MOVICO...             SEMMES...             SATSUMA...
  SARALAND...           PRICHARD...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 3 AND 33.

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 3073 8842 3075 8852 3082 8855 3083 8855
      3097 8845 3104 8836 3106 8835 3108 8832
      3122 8825 3137 8821 3155 8800 3168 8799
      3168 8738 3124 8764 3086 8789 3083 8794
      3067 8791 3066 8841
TIME...MOT...LOC 0129Z 264DEG 44KT 3168 8770 3148 8772
          3116 8795 3087 8826 3076 8829

$$

073 
WWUS54 KMOB 260136
SVSMOB

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

MSC039-260146-
/O.CAN.KMOB.SV.W.0231.000000T0000Z-121226T0200Z/
GEORGE MS-
736 PM CST TUE DEC 25 2012

...THE SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED FOR EASTERN
GEORGE COUNTY...

AT 732 PM CST...THE LINE OF STORMS THAT PROMPTED THE WARNING FOR 
EASTERN GEORGE COUNTY HAS MOVED OUT OF THE COUNTY...THUS THE SEVERE 
THUNDERSTORM 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 3073 8842 3089 8834 3108 8832 3120 8814
      3132 8805 3152 8800 3168 8783 3168 8738
      3124 8764 3086 8789 3083 8794 3067 8791
      3066 8841
TIME...MOT...LOC 0136Z 264DEG 44KT 3168 8762 3149 8764
          3117 8787 3087 8818 3077 8822

$$

ALC003-025-097-099-129-260200-
/O.CON.KMOB.SV.W.0231.000000T0000Z-121226T0200Z/
MONROE AL-WASHINGTON AL-CLARKE AL-BALDWIN AL-MOBILE AL-
736 PM CST TUE DEC 25 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CST
FOR NORTHERN MOBILE...NORTHWESTERN BALDWIN...SOUTHERN CLARKE...
SOUTHEASTERN WASHINGTON AND SOUTHWESTERN MONROE COUNTIES...

AT 732 PM CST...A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
QUARTER SIZE HAIL AND DAMAGING WINDS OVER 60 MPH WERE LOCATED ALONG A
LINE EXTENDING FROM 6 MILES EAST OF GROVE HILL TO 12 MILES EAST OF
JACKSON TO 18 MILES EAST OF CITRONELLE TO 11 MILES WEST OF SARALAND
TO 6 MILES NORTH OF REGIONAL AIRPORT IN WEST MOBILE...MOVING EAST AT
50 MPH.

LOCATIONS IMPACTED INCLUDE...
  REGIONAL AIRPORT IN WEST MOBILE...          MIDTOWN MOBILE...
  DOWNTOWN MOBILE...    MOWA CHOCTAW RESERVATION...
  MOVICO...             SEMMES...             SATSUMA...
  SARALAND...           PRICHARD...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 3 AND 33.

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 3073 8842 3089 8834 3108 8832 3120 8814
      3132 8805 3152 8800 3168 8783 3168 8738
      3124 8764 3086 8789 3083 8794 3067 8791
      3066 8841
TIME...MOT...LOC 0136Z 264DEG 44KT 3168 8762 3149 8764
          3117 8787 3087 8818 3077 8822

$$

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	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

Severe Thunderstorm Warnings in Alabama, 2012 Severe Thunderstorm Warnings in Mississippi, 2012 Every severe thunderstorm warning 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.