Alert archive / Alabama / Tornado Warnings in 2011

Tornado Warning 59, NWS Birmingham, AL

April 15, 2011Lowndes County, Montgomery County, Alabama

NWS Birmingham, AL issued this tornado warning at Apr 15, 2011, 3:34 PM CDT for Lowndes County, Montgomery County, Alabama. It was in force for 56 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: Apr 15, 2011, 3:34 PM CDT (20:34 UTC)
Expired: Apr 15, 2011, 4:30 PM CDT
In force: 56 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon

Counties Lowndes County, AL, Montgomery 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
Apr 15, 11:21 AM CDT	Tornado Watch	SPC	9 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 8.6 hours before the alert went out and 133 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: 1553 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 282 m²/s²
0-3 km storm-relative helicity: 365 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

Open this sounding in Storm Lab

The text

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

461 
WFUS54 KBMX 152034
TORBMX
ALC085-101-152130-
/O.NEW.KBMX.TO.W.0059.110415T2034Z-110415T2130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
334 PM CDT FRI APR 15 2011

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN LOWNDES COUNTY IN SOUTH CENTRAL ALABAMA...
  SOUTHERN MONTGOMERY COUNTY IN SOUTH CENTRAL ALABAMA...

* UNTIL 430 PM CDT

* AT 333 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO NEAR
  AWIN...OR 22 MILES SOUTHWEST OF FORT DEPOSIT. DOPPLER RADAR SHOWED
  THIS TORNADO MOVING NORTHEAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
  FORT DEPOSIT...MEADVILLE...MACEDONIA...LOWNDES COUNTY AIRPORT...
  LOGAN...DAVENPORT...NAFTEL...PINTLALA...STRATA AND RAMER.

THIS INCLUDES...
INTERSTATE 65 EXIT NUMBERS 142 THROUGH 164...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. 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 3197 8686 3198 8687 3228 8634 3202 8600
      3198 8600 3197 8630 3205 8630 3205 8639
      3197 8641
TIME...MOT...LOC 2034Z 247DEG 39KT 3184 8690

$$

17/KLAWS

3 follow-up statements

086 
WWUS54 KBMX 152053
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
353 PM CDT FRI APR 15 2011

ALC085-101-152130-
/O.CON.KBMX.TO.W.0059.000000T0000Z-110415T2130Z/
LOWNDES AL-MONTGOMERY AL-
353 PM CDT FRI APR 15 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHERN MONTGOMERY AND
SOUTHEASTERN LOWNDES COUNTIES UNTIL 430 PM CDT...

AT 351 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO.  THIS
TORNADO WAS LOCATED 6 MILES NORTHWEST OF I65 AND AL 185...OR 10 MILES
SOUTHWEST OF FORT DEPOSIT...MOVING NORTHEAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  FORT DEPOSIT...MEADVILLE...LOWNDES COUNTY AIRPORT...LOGAN...
  DAVENPORT...NAFTEL...STRATA...PINTLALA...SPRAGUE AND RAMER.

THIS INCLUDES...
INTERSTATE 65 EXIT NUMBERS 142 THROUGH 164...

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

LAT...LON 3197 8680 3228 8634 3202 8600 3198 8600
      3197 8630 3205 8630 3205 8639 3197 8641
TIME...MOT...LOC 2054Z 244DEG 37KT 3192 8668

$$

17/KLAWS

108 
WWUS54 KBMX 152107
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
407 PM CDT FRI APR 15 2011

ALC085-101-152130-
/O.CON.KBMX.TO.W.0059.000000T0000Z-110415T2130Z/
LOWNDES AL-MONTGOMERY AL-
407 PM CDT FRI APR 15 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHERN MONTGOMERY AND
SOUTHEASTERN LOWNDES COUNTIES UNTIL 430 PM CDT...

AT 405 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO.  THIS
TORNADO WAS LOCATED NEAR FORT DEPOSIT...MOVING NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  MEADVILLE...LOGAN...DAVENPORT...NAFTEL...STRATA...PINTLALA...
  SPRAGUE...RAMER...GRADY AND DUBLIN.

THIS INCLUDES...
INTERSTATE 65 EXIT NUMBERS 142 THROUGH 164...

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

LAT...LON 3197 8680 3228 8634 3202 8600 3198 8600
      3197 8630 3205 8630 3205 8639 3197 8641
TIME...MOT...LOC 2106Z 244DEG 37KT 3197 8655

$$

17/KLAWS

628 
WWUS54 KBMX 152124 RRA
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
424 PM CDT FRI APR 15 2011

ALC085-101-152130-
/O.CON.KBMX.TO.W.0059.000000T0000Z-110415T2130Z/
LOWNDES AL-MONTGOMERY AL-
424 PM CDT FRI APR 15 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHERN MONTGOMERY AND
SOUTHEASTERN LOWNDES COUNTIES UNTIL 430 PM CDT...

AT 419 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR DAVENPORT...OR 10 MILES EAST OF FORT
DEPOSIT...MOVING NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  MEADVILLE...NAFTEL...STRATA...RAMER...SPRAGUE...GRADY...DUBLIN...
  SNOWDOUN AND CURRYS.

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

LAT...LON 3197 8648 3226 8631 3202 8600 3198 8600
      3197 8630 3205 8630 3205 8639 3197 8641
TIME...MOT...LOC 2123Z 243DEG 40KT 3202 8636

$$

17/KLAWS

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 15, 3:29 AM CDT	Wind Advisory	BMX	Autauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more	22 hr
Apr 15, 8:49 AM CDT	Special Weather Statement	BMX	Marion	41 min
Apr 15, 8:55 AM CDT	Special Weather Statement	BMX	Lamar	50 min
Apr 15, 9:49 AM CDT	Areal Flood Advisory	BMX	Lamar	116 min
Apr 15, 9:53 AM CDT	Special Weather Statement	BMX	Fayette, Marion	37 min
Apr 15, 10:11 AM CDT	Flash Flood Warning	BMX	Lamar	6 hr
Apr 15, 10:37 AM CDT	Special Weather Statement	BMX	Pickens	38 min
Apr 15, 10:51 AM CDT	Special Weather Statement	BMX	St. Clair	39 min
Apr 15, 10:59 AM CDT	Severe Thunderstorm Warning	BMX	Blount, Jefferson, St. Clair	46 min
Apr 15, 11:12 AM CDT	Areal Flood Advisory	BMX	Fayette, Walker, Winston	2 hr
Apr 15, 11:52 AM CDT	Tornado Warning	BMX	Marengo	38 min
Apr 15, 12:15 PM CDT	Severe Thunderstorm Warning	BMX	Lamar, Pickens	34 min
Apr 15, 12:24 PM CDT	Tornado Warning	BMX	Marengo	51 min
Apr 15, 12:36 PM CDT	Severe Thunderstorm Warning	BMX	Blount, Jefferson, St. Clair	27 min
Apr 15, 12:59 PM CDT	Tornado Warning	BMX	Dallas, Marengo, Perry	46 min
Apr 15, 1:10 PM CDT	Flash Flood Warning	BMX	Fayette, Lamar, Marion, Walker, Winston	3 hr
Apr 15, 1:22 PM CDT	Areal Flood Advisory	BMX	Blount	3 hr
Apr 15, 1:25 PM CDT	Tornado Warning Emergency	BMX	Greene, Sumter	65 min
Apr 15, 1:43 PM CDT	Tornado Warning	BMX	Perry	28 min
Apr 15, 2:14 PM CDT	River Flood Warning	BMX	Greene, Hale, Marengo, Pickens, Sumter	4 days
Apr 15, 2:14 PM CDT	River Flood Warning	BMX	Greene, Hale, Marengo, Sumter	20 hr
Apr 15, 2:14 PM CDT	River Flood Warning	BMX	Greene, Hale, Marengo, Sumter	20 hr
Apr 15, 2:17 PM CDT	River Flood Warning	BMX	Greene, Hale, Marengo	4 days
Apr 15, 2:24 PM CDT	Tornado Warning Emergency	BMX	Greene, Hale, Tuscaloosa	51 min
Apr 15, 2:31 PM CDT	Tornado Warning	BMX	Marengo, Sumter	29 min
Apr 15, 2:39 PM CDT	Flash Flood Warning	BMX	Greene, Pickens, Sumter	3 hr
Apr 15, 2:41 PM CDT	Tornado Warning	BMX	Greene, Tuscaloosa	64 min
Apr 15, 2:49 PM CDT	Tornado Warning	BMX	Greene, Hale, Sumter	41 min
Apr 15, 2:56 PM CDT	Tornado Warning	BMX	Greene, Hale, Marengo, Perry, Sumter	49 min
Apr 15, 3:10 PM CDT	Tornado Warning	BMX	Greene, Hale, Tuscaloosa	50 min
Apr 15, 3:25 PM CDT	Flash Flood Warning	BMX	Tuscaloosa	3 hr
Apr 15, 3:27 PM CDT	Tornado Warning	BMX	Greene, Hale, Tuscaloosa	48 min
Apr 15, 3:32 PM CDT	Tornado Warning	BMX	Sumter	58 min
Apr 15, 3:39 PM CDT	Tornado Warning	BMX	Bibb, Hale, Perry, Tuscaloosa	66 min
Apr 15, 3:44 PM CDT	Tornado Warning	BMX	Jefferson, Tuscaloosa	37 min
Apr 15, 3:57 PM CDT	Areal Flood Warning	BMX	Lamar	24 hr
Apr 15, 4:18 PM CDT	Tornado Warning	BMX	Greene, Hale, Sumter	57 min
Apr 15, 4:21 PM CDT	Tornado Warning	BMX	Lamar	39 min
Apr 15, 4:28 PM CDT	Tornado Warning	BMX	Bibb, Jefferson, Shelby	62 min
Apr 15, 4:33 PM CDT	Severe Thunderstorm Warning	BMX	Bibb, Jefferson, Shelby, Tuscaloosa	42 min
Apr 15, 4:41 PM CDT	Tornado Warning	BMX	Marengo, Sumter	64 min
Apr 15, 4:42 PM CDT	Tornado Warning	BMX	Bibb, Tuscaloosa	33 min
Apr 15, 4:45 PM CDT	Tornado Warning	BMX	Fayette, Lamar, Marion	26 min
Apr 15, 5:08 PM CDT	Severe Thunderstorm Warning	BMX	Lamar	52 min
Apr 15, 5:09 PM CDT	Flash Flood Warning	BMX	Jefferson, Shelby	3 hr
Apr 15, 5:13 PM CDT	Tornado Warning	BMX	Bibb, Hale, Perry	35 min
Apr 15, 5:18 PM CDT	Tornado Warning	BMX	Lamar	30 min
Apr 15, 5:26 PM CDT	Tornado Warning	BMX	St. Clair, Shelby, Talladega	49 min
Apr 15, 5:30 PM CDT	Tornado Warning	BMX	Hale, Marengo, Perry, Sumter	60 min
Apr 15, 5:38 PM CDT	Severe Thunderstorm Warning	BMX	Lamar	22 min
Apr 15, 5:45 PM CDT	Severe Thunderstorm Warning	BMX	Chambers, Lee, Macon	45 min
Apr 15, 5:47 PM CDT	Severe Thunderstorm Warning	BMX	Fayette, Lamar, Marion	45 min
Apr 15, 5:55 PM CDT	Tornado Warning	BMX	Lowndes, Montgomery	46 min
Apr 15, 6:08 PM CDT	Tornado Warning	BMX	Calhoun, Clay, Cleburne, Talladega	52 min
Apr 15, 6:11 PM CDT	Tornado Warning	BMX	Dallas, Perry	64 min
Apr 15, 6:12 PM CDT	Tornado Warning	BMX	Lee	21 min
Apr 15, 6:15 PM CDT	Tornado Warning	BMX	Dallas, Lowndes	60 min
Apr 15, 6:17 PM CDT	Severe Thunderstorm Warning	BMX	Fayette, Walker	43 min
Apr 15, 6:19 PM CDT	Tornado Warning	BMX	Marengo	56 min
Apr 15, 6:43 PM CDT	Areal Flood Advisory	BMX	Talladega	3 hr
Apr 15, 6:53 PM CDT	Tornado Warning	BMX	Calhoun, Clay, Cleburne, Talladega	31 min

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.