Alert archive / Alabama / Tornado Warnings in 2011

Tornado Warning 3, NWS Birmingham, AL

January 1, 2011Pickens County, Tuscaloosa County, Alabama

NWS Birmingham, AL issued this tornado warning at Jan 1, 2011, 3:10 AM CST for Pickens County, Tuscaloosa County, Alabama. It was in force for 35 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: Jan 1, 2011, 3:10 AM CST (09:10 UTC)
Expired: Jan 1, 2011, 3:45 AM CST
In force: 35 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon

Counties Pickens County, AL, Tuscaloosa County, AL

The radar

The Columbus AFB radar (KGWX), 69 km from the middle of the area, began a volume at 09:09 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.

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 31, 10:46 PM CST	Tornado Watch	SPC	5 hr
Jan 1, 3:10 AM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 9.2 hours before the alert went out and 104 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: 1020 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 270 m²/s²
0-3 km storm-relative helicity: 398 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

001 
WFUS54 KBMX 010910
TORBMX
ALC107-125-010945-
/O.NEW.KBMX.TO.W.0003.110101T0910Z-110101T0945Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
310 AM CST SAT JAN 1 2011

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN PICKENS COUNTY IN WEST CENTRAL ALABAMA...
  WEST CENTRAL TUSCALOOSA COUNTY IN WEST CENTRAL ALABAMA...

* UNTIL 345 AM CST

* AT 305 AM CST...THE NATIONAL WEATHER SERVICE INDICATED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM
  WAS LOCATED NEAR CARROLLTON...AND MOVING NORTHEAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
  REFORM...GORDO...NORTH PICKENS AIRPORT...LUBBUB...ECHOLA...
  BROWNVILLE AND MOORES BRIDGE.

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 3353 8782 3353 8773 3332 8763 3324 8806
      3334 8811
TIME...MOT...LOC 0910Z 233DEG 39KT 3332 8800

$$

61

3 follow-up statements

347 
WWUS54 KBMX 010918
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
318 AM CST SAT JAN 1 2011

ALC107-125-010945-
/O.CON.KBMX.TO.W.0003.000000T0000Z-110101T0945Z/
PICKENS AL-TUSCALOOSA AL-
318 AM CST SAT JAN 1 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR WEST CENTRAL TUSCALOOSA
AND EAST CENTRAL PICKENS COUNTIES UNTIL 345 AM CST...

AT 315 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR GORDO...MOVING NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  LUBBUB...ECHOLA...BROWNVILLE AND MOORES BRIDGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

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

LAT...LON 3353 8782 3352 8773 3332 8763 3326 8795
      3336 8798
TIME...MOT...LOC 0918Z 237DEG 37KT 3334 8790

$$

61

040 
WWUS54 KBMX 010933
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
333 AM CST SAT JAN 1 2011

ALC107-010943-
/O.CAN.KBMX.TO.W.0003.000000T0000Z-110101T0945Z/
PICKENS AL-
333 AM CST SAT JAN 1 2011

...THE TORNADO WARNING FOR EAST CENTRAL PICKENS COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF PICKENS COUNTY.

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

LAT...LON 3349 8784 3352 8773 3340 8767 3335 8783
      3341 8784
TIME...MOT...LOC 0933Z 235DEG 31KT 3342 8779

$$

ALC125-010945-
/O.CON.KBMX.TO.W.0003.000000T0000Z-110101T0945Z/
TUSCALOOSA AL-
333 AM CST SAT JAN 1 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR WEST CENTRAL TUSCALOOSA
COUNTY UNTIL 345 AM CST...

AT 329 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 7 MILES NORTHEAST OF GORDO...MOVING NORTHEAST AT 35
MPH.

LOCATIONS IMPACTED INCLUDE...
  MOORES BRIDGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR
THE TORNADO. TAKE COVER NOW.

&&

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

LAT...LON 3349 8784 3352 8773 3340 8767 3335 8783
      3341 8784
TIME...MOT...LOC 0933Z 235DEG 31KT 3342 8779

$$

61

319 
WWUS54 KBMX 010943
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
343 AM CST SAT JAN 1 2011

ALC125-010953-
/O.EXP.KBMX.TO.W.0003.000000T0000Z-110101T0945Z/
TUSCALOOSA AL-
343 AM CST SAT JAN 1 2011

...THE TORNADO WARNING FOR WEST CENTRAL TUSCALOOSA COUNTY WILL EXPIRE
AT 345 AM CST...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 10 AM.

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

LAT...LON 3349 8784 3352 8773 3340 8767 3335 8783
      3341 8784
TIME...MOT...LOC 0943Z 235DEG 31KT 3346 8770

$$

61

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 31, 8:43 PM CST	Special Weather Statement	BMX	Pickens	47 min
Dec 31, 11:15 PM CST	Areal Flood Advisory	BMX	Marion, Walker, Winston	3 hr
Jan 1, 12:28 AM CST	Wind Advisory	BMX	Autauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more	9 hr
Jan 1, 12:57 AM CST	Severe Thunderstorm Warning	BMX	Marion, Winston	33 min
Jan 1, 1:17 AM CST	Flash Flood Warning	BMX	Fayette, Lamar, Marion, Walker, Winston	4 hr
Jan 1, 1:53 AM CST	Severe Thunderstorm Warning	BMX	Fayette, Lamar, Marion	37 min
Jan 1, 2:26 AM CST	Tornado Warning	BMX	Fayette, Lamar, Marion, Walker	34 min
Jan 1, 2:27 AM CST	Tornado Warning	BMX	Pickens	48 min
Jan 1, 3:36 AM CST	Flash Flood Watch	BMX	Etowah, St. Clair	8 hr
Jan 1, 3:37 AM CST	Flash Flood Warning	BMX	Fayette, Pickens, Tuscaloosa, Walker, Winston	3 hr
Jan 1, 3:37 AM CST	Severe Thunderstorm Warning	BMX	Greene, Pickens, Sumter	38 min
Jan 1, 4:13 AM CST	Severe Thunderstorm Warning	BMX	Fayette, Greene, Pickens, Sumter, Tuscaloosa	47 min
Jan 1, 4:36 AM CST	Severe Thunderstorm Warning	BMX	Bibb, Blount, Greene, Hale, Jefferson, Marengo and 3 more	39 min
Jan 1, 5:27 AM CST	Severe Thunderstorm Warning	BMX	Bibb, Greene, Hale, Perry, Sumter, Tuscaloosa	48 min
Jan 1, 5:46 AM CST	Areal Flood Advisory	BMX	Tuscaloosa	3 hr
Jan 1, 9:29 AM CST	River Flood Warning	BMX	Greene, Hale, Marengo, Pickens, Sumter	24 hr

Nearby

Tornado Warnings in Alabama, 2011 Every tornado warning in 2011 Tornadoes in 2011

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; radar from the NEXRAD Level II archive.