Alert archive / Alabama / Tornado Warnings in 2012

Tornado Warning 18, NWS Birmingham, AL

February 24, 2012Pike County, Alabama

NWS Birmingham, AL issued this tornado warning at Feb 24, 2012, 10:34 AM CST for Pike County, Alabama. It was in force for 31 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: Feb 24, 2012, 10:34 AM CST (16:34 UTC)
Expired: Feb 24, 2012, 11:05 AM CST
In force: 31 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon

County Pike 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
Feb 24, 7:48 AM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 4.6 hours before the alert went out and 163 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: 1167 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 575 m above ground
0-6 km bulk shear: 80 kt
0-1 km storm-relative helicity: 49 m²/s²
0-3 km storm-relative helicity: 195 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 1.5

Open this sounding in Storm Lab

The text

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

814 
WFUS54 KBMX 241634
TORBMX
ALC109-241715-
/O.NEW.KBMX.TO.W.0018.120224T1634Z-120224T1715Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1034 AM CST FRI FEB 24 2012

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN PIKE COUNTY IN SOUTHEAST ALABAMA...

* UNTIL 1115 AM CST

* AT 1029 AM CST...THE NATIONAL WEATHER SERVICE INDICATED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM
  WAS LOCATED NEAR BRADLEYTON...OR 10 MILES NORTH OF LUVERNE...AND
  MOVING EAST AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
  TROY...ANSLEY...TROY MUNICIPAL AIRPORT...TROY UNIVERSITY...
  ANTIOCH...LINWOOD...BANKS...ORION...MOSSY GROVE AND SANDFIELD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING.

&&

TO REPORT SEVERE WEATHER...
CALL 1-800-856-0758.

LAT...LON 3173 8615 3178 8615 3179 8621 3188 8618
      3196 8619 3196 8600 3202 8599 3202 8590
      3197 8588 3197 8579 3188 8579 3188 8574
      3174 8572
TIME...MOT...LOC 1634Z 262DEG 48KT 3187 8622

$$

56

3 follow-up statements

223 
WWUS54 KBMX 241648
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1048 AM CST FRI FEB 24 2012

ALC109-241715-
/O.CON.KBMX.TO.W.0018.000000T0000Z-120224T1715Z/
PIKE AL-
1048 AM CST FRI FEB 24 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN PIKE COUNTY UNTIL
1115 AM CST...

AT 1043 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR ANSLEY...OR 8 MILES NORTHWEST OF TROY...MOVING
EAST AT 55 MPH.

LOCATIONS IMPACTED INCLUDE...
  TROY...LINWOOD...BANKS AND SANDFIELD.

TO REPORT SEVERE WEATHER...CALL 1-800-856-0758.

LAT...LON 3196 8615 3196 8600 3202 8599 3202 8590
      3197 8588 3197 8579 3189 8579 3181 8577
      3178 8615
TIME...MOT...LOC 1648Z 262DEG 48KT 3188 8600

$$

56

477 
WWUS54 KBMX 241656
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1056 AM CST FRI FEB 24 2012

ALC109-241715-
/O.CON.KBMX.TO.W.0018.000000T0000Z-120224T1715Z/
PIKE AL-
1056 AM CST FRI FEB 24 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTH CENTRAL PIKE COUNTY
UNTIL 1115 AM CST...

AT 1053 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR LINWOOD...OR 6 MILES NORTHEAST OF TROY...
MOVING EAST AT 55 MPH.

LOCATIONS IMPACTED INCLUDE...
  LINWOOD AND SANDFIELD.

TO REPORT SEVERE WEATHER...CALL 1-800-856-0758.

LAT...LON 3180 8598 3195 8600 3202 8599 3202 8590
      3199 8589 3197 8588 3197 8579 3184 8579
TIME...MOT...LOC 1656Z 262DEG 48KT 3190 8588

$$

56

995 
WWUS54 KBMX 241705
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1105 AM CST FRI FEB 24 2012

ALC109-241715-
/O.CAN.KBMX.TO.W.0018.000000T0000Z-120224T1715Z/
PIKE AL-
1105 AM CST FRI FEB 24 2012

...THE TORNADO WARNING FOR NORTH CENTRAL PIKE COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

TO REPORT SEVERE WEATHER...CALL 1-800-856-0758.

LAT...LON 3180 8598 3195 8600 3202 8599 3202 8590
      3199 8589 3197 8588 3197 8579 3184 8579
TIME...MOT...LOC 1705Z 262DEG 48KT 3190 8574

$$

56

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 24, 6:36 AM CST	Areal Flood Advisory	BMX	Autauga, Elmore, Tallapoosa	3 hr
Feb 24, 7:48 AM CST	Severe Thunderstorm Warning	BMX	Chambers	10 min
Feb 24, 9:03 AM CST	Severe Thunderstorm Warning	BMX	Dallas, Lowndes	42 min
Feb 24, 9:08 AM CST	Areal Flood Advisory	BMX	Autauga, Elmore, Lowndes, Montgomery, Tallapoosa	3 hr
Feb 24, 9:32 AM CST	Severe Thunderstorm Warning	BMX	Bullock, Lowndes, Macon, Montgomery	28 min
Feb 24, 9:45 AM CST	Severe Thunderstorm Warning	BMX	Dallas	45 min
Feb 24, 9:50 AM CST	Special Weather Statement	BMX	Chambers, Tallapoosa	55 min
Feb 24, 9:53 AM CST	Severe Thunderstorm Warning	BMX	Bullock, Macon, Montgomery	37 min
Feb 24, 10:14 AM CST	Severe Thunderstorm Warning	BMX	Autauga, Dallas	31 min
Feb 24, 10:18 AM CST	Special Weather Statement	BMX	Macon	42 min
Feb 24, 10:39 AM CST	Special Weather Statement	BMX	Elmore	36 min
Feb 24, 10:59 AM CST	Special Weather Statement	BMX	Tallapoosa	31 min
Feb 24, 11:01 AM CST	Tornado Warning	BMX	Barbour, Bullock	20 min
Feb 24, 11:17 AM CST	Special Weather Statement	BMX	Randolph	28 min
Feb 24, 11:23 AM CST	Special Weather Statement	BMX	Barbour	52 min
Feb 24, 2:44 PM CST	Fire Weather Watch	BMX	Autauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more	14 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; the sounding from the Mesonet's radiosonde archive.