Alert archive / Alabama / Tornado Warnings in 2011
Tornado Warning 86, NWS Birmingham, AL
NWS Birmingham, AL issued this tornado warning at Apr 15, 2011, 9:19 PM CDT for Autauga County, Dallas County, Lowndes County, Alabama. It was in force for 41 min. 2 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 15, 2011, 9:19 PM CDT (02:19 UTC)
- Expired
- Apr 15, 2011, 10:00 PM CDT
- In force
- 41 min
- Issued by
- NWS Birmingham, AL
- Area
- Storm-based polygon
Counties Autauga County, AL, Dallas County, AL, Lowndes County, AL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 15, 9:34 PM CDT | TORNADO 1 | Wsw Mulberry, AL | AN EF-1 TORNADO WAS SURVEYED NEAR MULBERRY. THE TORNADO TOUCHED DOWN NEAR HIGHWAY 14 AND LIFTED NORTHEAST OF CR 9. SEVERAL DOZEN HARDWOOD TREES WERE UPROOTED. THE TORNADO PATH LENGTH/WIDTH WAS 2.0 MILES AND 300 YDS WIDE. THE MAX WIND SPEEDS WERE ESTIMATED AT 9 |
| Apr 15, 9:35 PM CDT | TSTM WND DMG | Mulberry, AL | 25 TREES DOWN AT CR9 AND AL14 W. |
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 |
|---|---|---|---|
| Apr 15, 7:48 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 2.3 hours before the alert went out and 224 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.
- Mixed-layer CAPE
- 406 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 1138 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- 373 m²/s²
- 0-3 km storm-relative helicity
- 566 m²/s²
- Significant tornado parameter
- 1.3
- Supercell composite
- 11.3
The text
As transmitted, in the capitals the NWS used until 2016.
053
WFUS54 KBMX 160219
TORBMX
ALC001-047-085-160300-
/O.NEW.KBMX.TO.W.0086.110416T0219Z-110416T0300Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
919 PM CDT FRI APR 15 2011
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
* TORNADO WARNING FOR...
AUTAUGA COUNTY IN CENTRAL ALABAMA...
EAST CENTRAL DALLAS COUNTY IN SOUTH CENTRAL ALABAMA...
NORTHWESTERN LOWNDES COUNTY IN SOUTH CENTRAL ALABAMA...
* UNTIL 1000 PM CDT
* AT 917 PM CDT...THE NATIONAL WEATHER SERVICE INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM
WAS LOCATED NEAR TYLER...OR NEAR SELMONT-WEST SELMONT...AND MOVING
NORTHEAST AT 40 MPH.
* LOCATIONS IMPACTED INCLUDE...
PRATTVILLE...BENTON...BURNSVILLE...GARDNER ISLAND...WHITE HALL...
MULBERRY...AUTAUGAVILLE...VIDA JUNCTION...BOOTH AND AUTAUGA COUNTY
AIRPORT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING.
TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.
&&
TO REPORT SEVERE WEATHER...
CALL 1-800-856-0758.
LAT...LON 3243 8701 3263 8662 3245 8641 3242 8640
3241 8642 3241 8645 3239 8646 3237 8649
3234 8650 3224 8695
TIME...MOT...LOC 0220Z 244DEG 33KT 3235 8692
$$2 follow-up statements
673
WWUS54 KBMX 160233
SVSBMX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
933 PM CDT FRI APR 15 2011
ALC047-160243-
/O.CAN.KBMX.TO.W.0086.000000T0000Z-110416T0300Z/
DALLAS AL-
933 PM CDT FRI APR 15 2011
...THE TORNADO WARNING FOR EAST CENTRAL DALLAS COUNTY IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF DALLAS COUNTY.
TO REPORT SEVERE WEATHER...CALL 1-800-856-0758.
LAT...LON 3241 8685 3244 8683 3245 8687 3249 8688
3263 8662 3245 8641 3242 8640 3241 8645
3239 8646 3237 8649 3236 8682
TIME...MOT...LOC 0233Z 244DEG 33KT 3240 8679
$$
ALC001-085-160300-
/O.CON.KBMX.TO.W.0086.000000T0000Z-110416T0300Z/
LOWNDES AL-AUTAUGA AL-
933 PM CDT FRI APR 15 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR AUTAUGA AND EXTREME NORTH
CENTRAL LOWNDES COUNTIES UNTIL 1000 PM CDT...
AT 930 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR GARDNER ISLAND...OR 11 MILES EAST OF
SELMONT-WEST SELMONT...MOVING NORTHEAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
PRATTVILLE...MULBERRY...AUTAUGAVILLE...VIDA JUNCTION...BOOTH AND
AUTAUGA COUNTY AIRPORT.
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.
TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.
&&
TO REPORT SEVERE WEATHER...CALL 1-800-856-0758.
LAT...LON 3241 8685 3244 8683 3245 8687 3249 8688
3263 8662 3245 8641 3242 8640 3241 8645
3239 8646 3237 8649 3236 8682
TIME...MOT...LOC 0233Z 244DEG 33KT 3240 8679
$$717
WWUS54 KBMX 160252
SVSBMX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
952 PM CDT FRI APR 15 2011
ALC001-085-160302-
/O.EXP.KBMX.TO.W.0086.000000T0000Z-110416T0300Z/
LOWNDES AL-AUTAUGA AL-
952 PM CDT FRI APR 15 2011
...THE TORNADO WARNING FOR AUTAUGA AND EXTREME NORTH CENTRAL LOWNDES
COUNTIES WILL EXPIRE AT 1000 PM CDT...
THE STORM WHICH PROMPTED THE WARNING IS MOVING OUT OF THE WARNED
AREA AND HAS WEAKENED.
TO REPORT SEVERE WEATHER...CALL 1-800-856-0758.
LAT...LON 3241 8685 3244 8683 3245 8687 3249 8688
3263 8662 3245 8641 3242 8640 3241 8645
3239 8646 3237 8649 3236 8682
TIME...MOT...LOC 0252Z 240DEG 38KT 3256 8659
$$The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 7:03 PM CDT | Tornado Warning | BMX | Autauga, Chilton, Dallas, Perry | 57 min |
| Apr 15, 7:06 PM CDT | Tornado Warning | BMX | Lowndes, Montgomery | 39 min |
| Apr 15, 7:09 PM CDT | Tornado Warning | BMX | Dallas, Marengo, Perry | 66 min |
| Apr 15, 7:33 PM CDT | Areal Flood Advisory | BMX | Marengo | 3 hr |
| Apr 15, 7:41 PM CDT | Tornado Warning | BMX | Chilton, Coosa | 28 min |
| Apr 15, 8:10 PM CDT | Tornado Warning | BMX | Autauga, Chilton, Dallas, Perry | 50 min |
| Apr 15, 8:52 PM CDT | Tornado Warning | BMX | Autauga, Elmore | 38 min |
| Apr 15, 9:15 PM CDT | Tornado Warning | BMX | Autauga, Chilton, Coosa, Elmore | 30 min |
| Apr 15, 9:37 PM CDT | Tornado Warning | BMX | Coosa, Elmore, Tallapoosa | 38 min |
| Apr 15, 10:32 PM CDT | Severe Thunderstorm Warning | BMX | Autauga, Chilton, Coosa, Dallas, Elmore, Lowndes and 2 more | 28 min |
| Apr 15, 10:43 PM CDT | Severe Thunderstorm Warning | BMX | Calhoun, Clay, Cleburne, Coosa, Randolph, Talladega and 1 more | 32 min |
| Apr 15, 10:44 PM CDT | Tornado Warning | BMX | Autauga, Coosa, Elmore | 46 min |
| Apr 15, 11:20 PM CDT | Severe Thunderstorm Warning | BMX | Lowndes, Montgomery, Pike | 40 min |
| Apr 15, 11:21 PM CDT | Tornado Warning | BMX | Chambers, Coosa, Elmore, Tallapoosa | 54 min |
| Apr 15, 11:28 PM CDT | Severe Thunderstorm Warning | BMX | Chambers, Clay, Cleburne, Randolph, Tallapoosa | 47 min |
| Apr 15, 11:52 PM CDT | Severe Thunderstorm Warning | BMX | Bullock, Macon, Montgomery, Pike | 38 min |
| Apr 15, 11:53 PM CDT | Tornado Warning | BMX | Chambers, Randolph, Tallapoosa | 52 min |
| Apr 16, 12:14 AM CDT | Severe Thunderstorm Warning | BMX | Bullock, Montgomery, Pike | 46 min |
| Apr 16, 12:36 AM CDT | Flash Flood Warning | BMX | Chambers, Randolph, Tallapoosa | 3 hr |
| Apr 16, 12:41 AM CDT | Severe Thunderstorm Warning | BMX | Bullock, Lee, Macon, Russell | 34 min |
| Apr 16, 12:55 AM CDT | Severe Thunderstorm Warning | BMX | Bullock, Macon, Montgomery, Pike | 50 min |
| Apr 16, 1:26 AM CDT | Severe Thunderstorm Warning | BMX | Bullock, Lee, Macon, Russell | 49 min |
| Apr 16, 2:11 AM CDT | Severe Thunderstorm Warning | BMX | Lee, Russell | 19 min |
| Apr 16, 2:58 AM CDT | Special Weather Statement | BMX | Russell | 47 min |
| Apr 16, 4:13 AM CDT | Wind Advisory | BMX | Autauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more | 15 hr |
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.