Alert archive / Mississippi / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 227, NWS Mobile, AL

December 25, 20125 counties in Mississippi; 4 counties in Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Dec 25, 2012, 5:28 PM CST for 5 counties in Mississippi; 4 counties in Alabama. It was in force for 62 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, 5:28 PM CST (23:28 UTC)
Expired: Dec 25, 2012, 6:30 PM CST
In force: 62 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

Counties Choctaw County, AL, Clarke County, AL, Mobile County, AL, Washington County, AL, George County, MS, Greene County, MS, Perry County, MS, Stone County, MS, Wayne County, MS

The radar

The Mobile radar (KMOB), 77 km from the middle of the area, began a volume at 23:31 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, 5:59 PM CST	TORNADO	1 S Deer Park, AL	TREE DAMAGE NEAR DEER PARK.

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 12:00Z, 11.5 hours before the alert went out and 127 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: 790 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 576 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 181 m²/s²
0-3 km storm-relative helicity: 237 m²/s²
Significant tornado parameter: 1.1
Supercell composite: 10.0

Open this sounding in Storm Lab

The text

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

694 
WUUS54 KMOB 252328
SVRMOB
ALC023-025-097-129-MSC039-041-111-131-153-260030-
/O.NEW.KMOB.SV.W.0227.121225T2328Z-121226T0030Z/

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

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  GEORGE COUNTY IN SOUTHEAST MISSISSIPPI...
  GREENE COUNTY IN SOUTHEAST MISSISSIPPI...
  PERRY COUNTY IN SOUTHEAST MISSISSIPPI...
  STONE COUNTY IN SOUTHEAST MISSISSIPPI...
  WAYNE COUNTY IN SOUTHEAST MISSISSIPPI...
  SOUTHERN CHOCTAW COUNTY IN SOUTHWEST ALABAMA...
  CENTRAL CLARKE COUNTY IN SOUTHWEST ALABAMA...
  NORTHWESTERN MOBILE COUNTY IN SOUTHWEST ALABAMA...
  WASHINGTON COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 630 PM CST

* AT 522 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 11 MILES SOUTH OF QUITMAN TO 14 MILES
  SOUTHEAST OF PETAL TO 29 MILES WEST OF DIAMONDHEAD...AND MOVING
  EAST AT 50 MPH.

  THERE IS A HIGH PROBABILITY THAT ISOLATED TORNADOES WILL SPIN UP
  ALONG THIS LINE AND MAY PROMPT THE ISSUANCE OF ADDITIONAL TORNADO
  WARNINGS.  

* LOCATIONS IMPACTED INCLUDE...
  WAYNESBORO...         STATE LINE...         CLARA...
  BUCKATUNNA...         MCLAIN...             LEAKESVILLE...
  RICHTON...            NEW AUGUSTA...        BEAUMONT...

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 3092 8914 3143 8915 3144 8895 3183 8894
      3189 8849 3191 8767 3117 8819 3073 8861
      3073 8888 3067 8889 3067 8923 3065 8934
      3091 8935
TIME...MOT...LOC 2326Z 270DEG 45KT 3188 8868 3117 8908
          3042 8979

$$

5 follow-up statements

037 
WWUS54 KMOB 252349 RRA
SVSMOB

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

ALC023-025-097-129-MSC039-041-111-131-153-260030-
/O.CON.KMOB.SV.W.0227.000000T0000Z-121226T0030Z/
CHOCTAW AL-WASHINGTON AL-WAYNE MS-STONE MS-PERRY MS-GREENE MS-
GEORGE MS-CLARKE AL-MOBILE AL-
549 PM CST TUE DEC 25 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CST
FOR NORTHWESTERN MOBILE...CENTRAL CLARKE...GEORGE...GREENE...PERRY...
STONE...WAYNE...WASHINGTON AND SOUTHERN CHOCTAW COUNTIES...

AT 545 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 8 MILES SOUTHEAST OF QUITMAN TO 8 MILES SOUTH OF
RICHTON TO 18 MILES WEST OF DIAMONDHEAD...MOVING EAST AT 35 MPH.

LOCATIONS IMPACTED INCLUDE...
  WAYNESBORO...         STATE LINE...         CLARA...
  BUCKATUNNA...         MCLAIN...             LEAKESVILLE...
  RICHTON...            NEW AUGUSTA...        BEAUMONT...

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 3092 8914 3133 8911 3144 8895 3184 8882
      3189 8849 3191 8767 3117 8819 3073 8861
      3073 8888 3067 8889 3067 8923 3065 8934
      3091 8935
TIME...MOT...LOC 2350Z 250DEG 28KT 3195 8860 3125 8890
          3050 8961

$$

833 
WWUS54 KMOB 260000
SVSMOB

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

ALC023-025-097-129-MSC039-041-111-131-153-260030-
/O.CON.KMOB.SV.W.0227.000000T0000Z-121226T0030Z/
CHOCTAW AL-WASHINGTON AL-WAYNE MS-STONE MS-PERRY MS-GREENE MS-
GEORGE MS-CLARKE AL-MOBILE AL-
600 PM CST TUE DEC 25 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CST
FOR NORTHWESTERN MOBILE...CENTRAL CLARKE...GEORGE...GREENE...PERRY...
STONE...WAYNE...WASHINGTON AND SOUTHERN CHOCTAW COUNTIES...

AT 559 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 14 MILES EAST OF QUITMAN TO 10 MILES SOUTHEAST OF
RICHTON TO 13 MILES NORTHWEST OF DIAMONDHEAD...MOVING EAST AT 30 MPH.

LOCATIONS IMPACTED INCLUDE...
  WAYNESBORO...         STATE LINE...         CLARA...
  BUCKATUNNA...         MCLAIN...             LEAKESVILLE...
  BEAUMONT...           WIGGINS...            PERKINSTON...

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 3092 8914 3117 8908 3128 8891 3144 8885
      3185 8872 3189 8849 3191 8767 3117 8819
      3073 8861 3073 8888 3067 8889 3067 8923
      3065 8934 3091 8935
TIME...MOT...LOC 0000Z 250DEG 28KT 3198 8848 3128 8878
          3053 8949

$$

319 
WWUS54 KMOB 260006 RRA
SVSMOB

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

ALC023-025-097-129-MSC039-041-111-131-153-260030-
/O.CON.KMOB.SV.W.0227.000000T0000Z-121226T0030Z/
CHOCTAW AL-WASHINGTON AL-WAYNE MS-STONE MS-PERRY MS-GREENE MS-
GEORGE MS-CLARKE AL-MOBILE AL-
606 PM CST TUE DEC 25 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CST
FOR NORTHWESTERN MOBILE...CENTRAL CLARKE...GEORGE...GREENE...SOUTHERN
PERRY...STONE...EASTERN WAYNE...WASHINGTON AND SOUTHERN CHOCTAW
COUNTIES...

AT 603 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 15 MILES SOUTHWEST OF BUTLER TO 12 MILES EAST OF
RICHTON TO 12 MILES NORTHWEST OF DIAMONDHEAD...MOVING EAST AT 30 MPH.

LOCATIONS IMPACTED INCLUDE...
  WAYNESBORO...         STATE LINE...         CLARA...
  BUCKATUNNA...         MCLAIN...             LEAKESVILLE...
  BEAUMONT...           WIGGINS...            PERKINSTON...

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 3092 8914 3117 8908 3132 8882 3144 8879
      3153 8878 3187 8858 3189 8849 3191 8767
      3117 8819 3073 8861 3073 8888 3067 8889
      3067 8923 3065 8934 3091 8935
TIME...MOT...LOC 0006Z 250DEG 28KT 3200 8843 3130 8873
          3055 8944

$$

158 
WWUS54 KMOB 260013
SVSMOB

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

ALC023-025-097-129-MSC039-041-111-131-153-260030-
/O.CON.KMOB.SV.W.0227.000000T0000Z-121226T0030Z/
CHOCTAW AL-WASHINGTON AL-WAYNE MS-STONE MS-PERRY MS-GREENE MS-
GEORGE MS-CLARKE AL-MOBILE AL-
613 PM CST TUE DEC 25 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CST
FOR NORTHWESTERN MOBILE...CENTRAL CLARKE...GEORGE...GREENE...SOUTHERN
PERRY...STONE...EASTERN WAYNE...WASHINGTON AND SOUTHERN CHOCTAW
COUNTIES...

AT 608 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 9 MILES SOUTHWEST OF BUTLER TO 12 MILES NORTHWEST
OF LEAKESVILLE TO 13 MILES NORTH OF DIAMONDHEAD...MOVING EAST AT 45
MPH.

LOCATIONS IMPACTED INCLUDE...
  STATE LINE...         CLARA...              BUCKATUNNA...
  MCLAIN...             LEAKESVILLE...        BEAUMONT...
  WIGGINS...            PERKINSTON...         MCHENRY...

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 3092 8914 3117 8900 3136 8875 3145 8872
      3156 8873 3189 8849 3191 8767 3117 8819
      3073 8861 3073 8888 3067 8889 3067 8923
      3065 8934 3091 8935
TIME...MOT...LOC 0013Z 259DEG 37KT 3202 8828 3133 8858
          3058 8930

$$

683 
WWUS54 KMOB 260018
SVSMOB

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

ALC023-025-097-129-MSC039-041-111-131-153-260030-
/O.CON.KMOB.SV.W.0227.000000T0000Z-121226T0030Z/
CHOCTAW AL-WASHINGTON AL-WAYNE MS-STONE MS-PERRY MS-GREENE MS-
GEORGE MS-CLARKE AL-MOBILE AL-
618 PM CST TUE DEC 25 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CST
FOR NORTHWESTERN MOBILE...CENTRAL CLARKE...GEORGE...GREENE...SOUTHERN
PERRY...STONE...EASTERN WAYNE...WASHINGTON AND SOUTHERN CHOCTAW
COUNTIES...

AT 617 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 16 MILES SOUTH OF BUTLER TO 14 MILES EAST OF
WAYNESBORO TO 9 MILES NORTHWEST OF CHATOM TO 15 MILES NORTH OF
LEAKESVILLE TO 17 MILES SOUTH OF WIGGINS...MOVING NORTHEAST AT 75
MPH.

LOCATIONS IMPACTED INCLUDE...
  STATE LINE...         BUCKATUNNA...         MCLAIN...
  LEAKESVILLE...        WIGGINS...            PERKINSTON...
  MCHENRY...            LUCEDALE...           SILAS...

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 3078 8927 3092 8914 3107 8901 3137 8867
      3145 8860 3156 8862 3170 8852 3189 8849
      3191 8767 3117 8819 3073 8861 3073 8888
      3067 8889 3067 8923 3065 8934
TIME...MOT...LOC 0018Z 243DEG 65KT 3187 8825 3165 8839
          3154 8836 3138 8848 3063 8920

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 25, 3:19 PM CST	Tornado Warning	MOB	Perry, Stone	56 min
Dec 25, 3:49 PM CST	Severe Thunderstorm Warning	MOB	Greene, Perry, Wayne	56 min
Dec 25, 4:06 PM CST	Tornado Warning	MOB	Greene, Perry	54 min
Dec 25, 4:12 PM CST	Tornado Warning	MOB	George, Greene, Perry, Stone	48 min
Dec 25, 4:14 PM CST	Tornado Warning	MOB	Perry, Wayne	61 min
Dec 25, 4:24 PM CST	Tornado Warning	MOB	Wayne	66 min
Dec 25, 4:50 PM CST	Severe Thunderstorm Warning	MOB	George, Greene, Perry, Stone	55 min
Dec 25, 4:52 PM CST	Tornado Warning	MOB	Wayne	53 min
Dec 25, 5:00 PM CST	Tornado Warning	MOB	George, Greene, Perry	45 min
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, 4:28 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, 4:52 PM CST	Tornado Warning	MOB	Crenshaw	38 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, 5:40 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

Severe Thunderstorm Warnings in Mississippi, 2012 Severe Thunderstorm Warnings in Alabama, 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.