Alert archive / Alabama / Tornado Warnings in 2011

Tornado Warning 102, NWS Birmingham, AL

April 27, 2011Pickens County, Tuscaloosa County, Alabama

NWS Birmingham, AL issued this tornado warning at Apr 27, 2011, 3:15 PM CDT for Pickens County, Tuscaloosa County, Alabama. It was in force for 60 min. 3 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
Apr 27, 2011, 3:15 PM CDT (20:15 UTC)
Expired
Apr 27, 2011, 4:15 PM CDT
In force
60 min
Issued by
NWS Birmingham, AL
Area
Storm-based polygon
Emergency
Tornado emergency

Counties Pickens County, AL, Tuscaloosa County, AL

The radar

The Columbus AFB radar (KGWX), 70 km from the middle of the area, began a volume at 20:15 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

TimeReportWhereRemark
Apr 27, 3:38 PM CDTTORNADO 43 Ene Pickensville, AL*** 10 FATAL *** A LONG TRACK TORNADO STARTED 3 MILES NORTHEAST OF PICKENSVILLE. A CONTINUOUS PATH OF DAMAGE WASNOTED FROM HERE TO CORDOVA WITH MAXIMUM DAMAGE OBSERVED TO TREES AND MOBILE HOMES. FROM HERE THE STORM CROSSED CORRIDORX/FUTURE INTERSTATE 22 INTO T
Apr 27, 4:05 PM CDTTORNADOLubbub, ALLAW ENFORCEMENT REPORTS TORNADO ON THE GROUND IN PICKENS COUNTY MOVING TOWARD BROWNVILLE COMMUNITY.
Apr 27, 4:20 PM CDTTORNADO1 E Moores Bridge, ALDAMAGE IN THE OLD MOORES BRIDGE AREA.

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.

IssuedProductOfficeLasted
Apr 27, 1:42 PM CDTTornado Watch PDSSPC8 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 8.3 hours before the alert went out and 122 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-pSkew-T log-p diagram, Birmingham, AL at 12:00Z on 2011-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 12:00Z on 2011-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -359 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
587 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
-359 m²/s²
0-3 km storm-relative helicity
-197 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.

519 
WFUS54 KBMX 272015
TORBMX
ALC107-125-272115-
/O.NEW.KBMX.TO.W.0102.110427T2015Z-110427T2115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
315 PM CDT WED APR 27 2011

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

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

* UNTIL 415 PM CDT

* AT 310 PM CDT...THE NATIONAL WEATHER SERVICE WAS TRACKING A
  CONFIRMED TORNADO 16 MILES WEST OF MEMPHIS...OR 20 MILES SOUTHWEST
  OF PICKENSVILLE. DOPPLER RADAR SHOWED THIS TORNADO MOVING NORTHEAST
  AT 50 MPH.

* THE TORNADO WILL BE NEAR...
  PICKENSVILLE AROUND 335 PM CDT.
  ETHELSVILLE AND CARROLLTON AROUND 345 PM CDT.
  REFORM AROUND 355 PM CDT.
  ASHCRAFT CORNER AROUND 410 PM CDT.

OTHER LOCATIONS IMPACTED BY THE TORNADO INCLUDE PINE GROVE...
MCSHAN...OWENS...NORTH PICKENS AIRPORT...LUBBUB 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 3341 8830 3353 8817 3353 8767 3327 8751
      3299 8831 3299 8833
TIME...MOT...LOC 2015Z 236DEG 42KT 3314 8853

$$

27
4 follow-up statements
988 
WWUS54 KBMX 272027
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
327 PM CDT WED APR 27 2011

ALC107-125-272115-
/O.CON.KBMX.TO.W.0102.000000T0000Z-110427T2115Z/
PICKENS AL-TUSCALOOSA AL-
327 PM CDT WED APR 27 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR WEST CENTRAL TUSCALOOSA
AND PICKENS COUNTIES UNTIL 415 PM CDT...

AT 324 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
CONFIRMED TORNADO.  THIS TORNADO WAS LOCATED 8 MILES NORTHWEST OF
MEMPHIS...OR 9 MILES WEST OF PICKENSVILLE...MOVING NORTHEAST AT 50
MPH.

THIS TORNADO WILL BE NEAR...
  PICKENSVILLE AROUND 335 PM CDT.
  ETHELSVILLE AND 7 MILES NORTHWEST OF CARROLLTON AROUND 345 PM CDT.
  REFORM AROUND 355 PM CDT.
  ASHCRAFT CORNER AROUND 410 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADO INCLUDE PINE GROVE...
MCSHAN...OWENS...NORTH PICKENS AIRPORT...LUBBUB AND MOORES BRIDGE.

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

LAT...LON 3341 8830 3353 8817 3353 8767 3327 8751
      3299 8831 3299 8833
TIME...MOT...LOC 2027Z 236DEG 42KT 3322 8839

$$

27
689 
WWUS54 KBMX 272039
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
339 PM CDT WED APR 27 2011

ALC107-125-272115-
/O.CON.KBMX.TO.W.0102.000000T0000Z-110427T2115Z/
PICKENS AL-TUSCALOOSA AL-
339 PM CDT WED APR 27 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR WEST CENTRAL TUSCALOOSA
AND PICKENS COUNTIES UNTIL 415 PM CDT...

AT 338 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
CONFIRMED TORNADO.  THIS TORNADO WAS LOCATED NEAR PICKENSVILLE...
MOVING NORTHEAST AT 50 MPH.

THIS TORNADO WILL BE NEAR...
  ETHELSVILLE AND 7 MILES NORTHWEST OF CARROLLTON AROUND 345 PM CDT.
  REFORM AROUND 355 PM CDT.
  ASHCRAFT CORNER AROUND 410 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADO INCLUDE MCSHAN...OWENS...
NORTH PICKENS AIRPORT...LUBBUB AND MOORES BRIDGE.

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

LAT...LON 3341 8830 3353 8817 3353 8767 3327 8751
      3299 8831 3299 8833
TIME...MOT...LOC 2039Z 236DEG 42KT 3330 8825

$$
817 
WWUS54 KBMX 272051
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
351 PM CDT WED APR 27 2011

ALC107-125-272115-
/O.CON.KBMX.TO.W.0102.000000T0000Z-110427T2115Z/
PICKENS AL-TUSCALOOSA AL-
351 PM CDT WED APR 27 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR WEST CENTRAL TUSCALOOSA
AND EASTERN PICKENS COUNTIES UNTIL 415 PM CDT...

AT 347 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
CONFIRMED TORNADO.  IF YOU ARE IN OR AROUND REFORM...YOU NEED TO 
TAKE COVER IMMEDIATELY.  THIS TORNADO WAS LOCATED 6 MILES SOUTHEAST 
OF ETHELSVILLE...OR 7 MILES NORTHWEST OF CARROLLTON...MOVING 
NORTHEAST AT 50 MPH.

THIS TORNADO WILL BE NEAR...
  ASHCRAFT CORNER AROUND 410 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADO INCLUDE NORTH PICKENS
AIRPORT...LUBBUB AND MOORES BRIDGE.

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

LAT...LON 3353 8817 3353 8767 3338 8759 3310 8816
      3346 8818
TIME...MOT...LOC 2051Z 236DEG 42KT 3338 8811

$$

27
342 
WWUS54 KBMX 272058
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
358 PM CDT WED APR 27 2011

ALC107-125-272115-
/O.CON.KBMX.TO.W.0102.000000T0000Z-110427T2115Z/
PICKENS AL-TUSCALOOSA AL-
358 PM CDT WED APR 27 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR WEST CENTRAL TUSCALOOSA
AND EASTERN PICKENS COUNTIES UNTIL 415 PM CDT...

...TORNADO EMERGENCY FOR REFORM AND LUBBUB...

AT 356 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR AND STORM
SPOTTERS WERE TRACKING A LARGE AND EXTREMELY DANGEROUS TORNADO.  THIS
TORNADO WAS LOCATED NEAR REFORM...MOVING NORTHEAST AT 50 MPH.

THE TORNADO WILL BE NEAR...
  ASHCRAFT CORNER AROUND 405 PM CDT.

OTHER LOCATIONS IMPACTED BY THE TORNADO INCLUDE LUBBUB AND MOORES
BRIDGE.

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

LAT...LON 3353 8817 3353 8767 3338 8759 3310 8816
      3343 8818
TIME...MOT...LOC 2058Z 236DEG 42KT 3341 8796

$$

27

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 3:37 AM CDTTornado WarningBMXLamar, Pickens38 min
Apr 27, 3:45 AM CDTSevere Thunderstorm WarningBMXLamar, Marion45 min
Apr 27, 3:59 AM CDTSevere Thunderstorm WarningBMXGreene, Lamar, Pickens, Sumter46 min
Apr 27, 4:13 AM CDTTornado WarningBMXPickens32 min
Apr 27, 4:14 AM CDTTornado WarningBMXGreene, Pickens, Sumter31 min
Apr 27, 4:19 AM CDTSevere Thunderstorm WarningBMXLamar, Marion41 min
Apr 27, 4:26 AM CDTTornado WarningBMXMarion34 min
Apr 27, 4:28 AM CDTSevere Thunderstorm WarningBMXGreene, Marengo, Sumter47 min
Apr 27, 4:33 AM CDTTornado WarningBMXFayette, Pickens, Tuscaloosa27 min
Apr 27, 4:40 AM CDTSevere Thunderstorm WarningBMXFayette, Greene, Hale, Lamar, Pickens, Tuscaloosa50 min
Apr 27, 4:44 AM CDTTornado WarningBMXPickens, Tuscaloosa31 min
Apr 27, 5:07 AM CDTTornado WarningBMXFayette, Walker38 min
Apr 27, 5:11 AM CDTSevere Thunderstorm WarningBMXBibb, Blount, Fayette, Hale, Jefferson, Shelby and 2 more49 min
Apr 27, 5:14 AM CDTTornado WarningBMXJefferson, Tuscaloosa, Walker31 min
Apr 27, 5:29 AM CDTTornado WarningBMXBibb, Jefferson, Shelby, Tuscaloosa31 min
Apr 27, 5:44 AM CDTSevere Thunderstorm WarningBMXBibb, Chilton, Dallas, Perry, Shelby46 min
Apr 27, 5:52 AM CDTSevere Thunderstorm WarningBMXBlount, Chilton, Etowah, Jefferson, St. Clair, Shelby and 1 more53 min
Apr 27, 6:02 AM CDTSpecial Weather StatementBMXAutauga, Chilton, Dallas43 min
Apr 27, 6:21 AM CDTSevere Thunderstorm WarningBMXBlount, Calhoun, Cherokee, Clay, Cleburne, Coosa and 3 more39 min
Apr 27, 6:49 AM CDTSevere Thunderstorm WarningBMXCalhoun, Cherokee, Clay, Cleburne, Etowah, Randolph and 1 more56 min
Apr 27, 8:05 AM CDTSevere Thunderstorm WarningBMXLamar, Marion25 min
Apr 27, 8:20 AM CDTSevere Thunderstorm WarningBMXMarion25 min
Apr 27, 10:04 AM CDTSevere Thunderstorm WarningBMXLamar, Marion41 min
Apr 27, 10:42 AM CDTSpecial Weather StatementBMXLamar, Marion, Winston48 min
Apr 27, 10:51 AM CDTAreal Flood AdvisoryBMXMarion54 min
Apr 27, 12:08 PM CDTAreal Flood AdvisoryBMXMarion, Winston112 min
Apr 27, 2:09 PM CDTTornado WarningBMXWalker, Winston31 min
Apr 27, 2:17 PM CDTAreal Flood AdvisoryBMXMarion, Winston118 min
Apr 27, 2:51 PM CDTRiver Flood WarningBMXGreene, Hale, Marengo, Sumter19 hr
Apr 27, 2:51 PM CDTRiver Flood WarningBMXGreene, Hale, Marengo, Sumter6 hr
Apr 27, 2:59 PM CDTTornado WarningBMXLamar, Marion46 min
Apr 27, 3:21 PM CDTTornado WarningBMXLamar, Marion54 min
Apr 27, 3:38 PM CDTTornado Warning EmergencyBMXGreene, Hale, Pickens, Sumter, Tuscaloosa67 min
Apr 27, 3:56 PM CDTTornado WarningBMXMarion34 min
Apr 27, 3:57 PM CDTFlash Flood WarningBMXMarion, Winston3 hr
Apr 27, 4:00 PM CDTTornado Warning EmergencyBMXFayette, Pickens, Tuscaloosa, Walker60 min
Apr 27, 4:31 PM CDTTornado WarningBMXPickens, Tuscaloosa20 min
Apr 27, 4:44 PM CDTTornado WarningBMXFayette, Lamar, Marion61 min
Apr 27, 4:47 PM CDTTornado Warning EmergencyBMXGreene, Pickens, Tuscaloosa58 min
Apr 27, 4:50 PM CDTTornado WarningBMXGreene, Hale, Sumter55 min
Apr 27, 4:55 PM CDTTornado Warning EmergencyBMXBlount, Jefferson, Walker65 min
Apr 27, 5:22 PM CDTTornado WarningBMXFayette, Lamar68 min
Apr 27, 5:28 PM CDTTornado WarningBMXMarion, Winston30 min
Apr 27, 5:31 PM CDTTornado Warning EmergencyBMXJefferson, Shelby, Tuscaloosa59 min
Apr 27, 5:38 PM CDTTornado Warning EmergencyBMXBibb, Greene, Hale, Perry, Tuscaloosa67 min
Apr 27, 5:39 PM CDTTornado WarningBMXBlount21 min
Apr 27, 6:06 PM CDTTornado WarningBMXGreene, Marengo, Sumter16 min
Apr 27, 6:14 PM CDTTornado WarningBMXFayette, Marion, Walker, Winston61 min
Apr 27, 6:17 PM CDTAreal Flood AdvisoryBMXJefferson118 min
Apr 27, 6:18 PM CDTTornado WarningBMXBlount, Jefferson, St. Clair57 min
Apr 27, 6:20 PM CDTTornado WarningBMXBibb, Chilton, Greene, Hale, Perry55 min
Apr 27, 6:33 PM CDTAreal Flood WarningBMXMarion, Winston3 hr
Apr 27, 6:35 PM CDTSevere Thunderstorm WarningBMXFayette, Lamar, Marion, Walker, Winston40 min
Apr 27, 6:39 PM CDTFlash Flood WarningBMXBlount, Jefferson, St. Clair3 hr
Apr 27, 6:39 PM CDTTornado Warning EmergencyBMXBibb, Chilton, Shelby, Talladega66 min
Apr 27, 6:49 PM CDTTornado Warning EmergencyBMXBlount, Calhoun, Etowah, St. Clair56 min

Nearby

Tornado Warnings in Alabama, 2011Every tornado warning in 2011Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.