Alert archive / Alabama / Tornado Warnings in 2011
Tornado Warning 143, NWS Birmingham, AL
NWS Birmingham, AL issued this tornado warning at Sep 5, 2011, 10:48 AM CDT for Bibb County, Hale County, Perry County, Alabama. It was in force for 27 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
- Sep 5, 2011, 10:48 AM CDT (15:48 UTC)
- Expired
- Sep 5, 2011, 11:15 AM CDT
- In force
- 27 min
- Issued by
- NWS Birmingham, AL
- Area
- Storm-based polygon
Counties Bibb County, AL, Hale County, AL, Perry County, AL
The radar
The Birmingham radar (KBMX), 77 km from the middle of the area, began a volume at 15:51 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 5, 11:00 AM CDT | TORNADO 0 | 5 Wnw Morgan Springs, AL | THE TORNADO TOUCHED DOWN NEAR THE INTERSECTION OF CR-32 AND CR-51, ABOUT 8 MILES NORTHEAST OF GREENSBORO. THE TORNADO THEN TRAVELED ON A NORTH-NORTHEAST PATH FOR JUST UNDER 3.5 MILES, LIFTING JUST EAST OF AL-25 ON STARLING ROAD. THE TORNADO SNAPPED OFF AND UPR |
| Sep 5, 11:05 AM CDT | TSTM WND DMG | 4 Sw Wateroak, AL | POSSIBLE TORNADO REPORTED NEAR INTERSECTION OF HIGHWAY 25 AND COUNTY ROAD 85. TREES REPORTED DOWN AND ROOF WAS OFF A BARN. |
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 |
|---|---|---|---|
| Sep 5, 5:35 AM CDT | Tornado Watch | SPC | 10 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 3.8 hours before the alert went out and 77 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
- 371 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 471 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 238 m²/s²
- 0-3 km storm-relative helicity
- 277 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.7
The text
As transmitted, in the capitals the NWS used until 2016.
634 WFUS54 KBMX 051548 TORBMX ALC007-065-105-051615- /O.NEW.KBMX.TO.W.0143.110905T1548Z-110905T1615Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 1048 AM CDT MON SEP 5 2011 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A * TORNADO WARNING FOR... SOUTHWESTERN BIBB COUNTY IN ALABAMA... EASTERN HALE COUNTY IN WEST CENTRAL ALABAMA... NORTHWESTERN PERRY COUNTY IN ALABAMA... * UNTIL 1115 AM CDT * AT 1046 AM CDT...THE NATIONAL WEATHER SERVICE INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR NEWBERN...OR 5 MILES SOUTHEAST OF GREENSBORO...AND MOVING NORTH AT 45 MPH. * LOCATIONS IMPACTED INCLUDE... MERTZ...LOW GAP...EOLINE...FOLSOM...MORGAN SPRINGS...HARPER HILL... WATEROAK AND PHIPPS. 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 3301 8761 3301 8722 3254 8739 3262 8765 TIME...MOT...LOC 1549Z 199DEG 38KT 3268 8751 $$ 56
1 follow-up statement
035
WWUS54 KBMX 051559
SVSBMX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1059 AM CDT MON SEP 5 2011
ALC007-065-105-051615-
/O.CON.KBMX.TO.W.0143.000000T0000Z-110905T1615Z/
BIBB AL-HALE AL-PERRY AL-
1059 AM CDT MON SEP 5 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTH CENTRAL PERRY...
NORTHEASTERN HALE AND SOUTHWESTERN BIBB COUNTIES UNTIL 1115 AM CDT...
AT 1056 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED 6 MILES NORTHEAST OF GREENSBORO...MOVING NORTH AT
35 MPH.
LOCATIONS IMPACTED INCLUDE...
MERTZ...LOW GAP...EOLINE...WATEROAK AND PHIPPS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
TO REPORT SEVERE WEATHER...CALL 1-800-856-0758.
LAT...LON 3300 8738 3301 8732 3301 8722 3267 8738
3267 8759 3301 8761
TIME...MOT...LOC 1559Z 188DEG 31KT 3276 8750
$$
56The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 5, 4:31 AM CDT | Wind Advisory | BMX | Autauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more | 26 hr |
| Sep 5, 5:34 AM CDT | Areal Flood Advisory | BMX | Montgomery | 3 hr |
| Sep 5, 5:54 AM CDT | Flash Flood Warning | BMX | Elmore, Montgomery | 2 hr |
| Sep 5, 6:19 AM CDT | Flash Flood Warning | BMX | Pickens | 7 hr |
| Sep 5, 6:20 AM CDT | Tornado Warning | BMX | Pickens | 24 min |
| Sep 5, 6:44 AM CDT | Flash Flood Warning | BMX | Lamar | 4 hr |
| Sep 5, 6:57 AM CDT | Flash Flood Warning | BMX | Lamar | 7 hr |
| Sep 5, 7:16 AM CDT | Flash Flood Warning | BMX | Fayette, Marion, Walker, Winston | 8 hr |
| Sep 5, 8:27 AM CDT | Flash Flood Warning | BMX | Sumter | 4 hr |
| Sep 5, 9:01 AM CDT | Areal Flood Warning | BMX | Lamar | 60 hr |
| Sep 5, 9:29 AM CDT | River Flood Warning | BMX | Greene, Hale, Marengo, Sumter | 48 hr |
| Sep 5, 9:40 AM CDT | Flash Flood Warning | BMX | Pickens | 6 hr |
| Sep 5, 10:07 AM CDT | River Flood Warning | BMX | Jefferson, Tuscaloosa, Walker | 72 hr |
| Sep 5, 10:07 AM CDT | River Flood Warning | BMX | Greene, Hale, Marengo, Sumter, Tuscaloosa | 59 hr |
| Sep 5, 10:07 AM CDT | River Flood Warning | BMX | Greene, Hale, Marengo | 5 days |
| Sep 5, 10:14 AM CDT | Tornado Warning | BMX | Bullock, Pike | 13 min |
| Sep 5, 10:16 AM CDT | Flash Flood Warning | BMX | Greene | 6 hr |
| Sep 5, 10:28 AM CDT | Flash Flood Warning | BMX | Lamar | 4 hr |
| Sep 5, 10:31 AM CDT | Tornado Warning | BMX | Lee, Macon, Russell | 29 min |
| Sep 5, 10:51 AM CDT | Tornado Warning | BMX | Lee | 24 min |
| Sep 5, 11:11 AM CDT | Tornado Warning | BMX | Chambers | 34 min |
| Sep 5, 11:36 AM CDT | Flash Flood Warning | BMX | Tuscaloosa | 7 hr |
| Sep 5, 11:39 AM CDT | Tornado Warning | BMX | Perry | 36 min |
| Sep 5, 12:20 PM CDT | Tornado Warning | BMX | Dallas | 25 min |
| Sep 5, 12:21 PM CDT | Tornado Warning | BMX | Bullock, Pike | 24 min |
| Sep 5, 12:35 PM CDT | Tornado Warning | BMX | Chilton, Dallas, Perry | 25 min |
| Sep 5, 12:40 PM CDT | Areal Flood Warning | BMX | Pickens | 3 hr |
| Sep 5, 1:00 PM CDT | Tornado Warning | BMX | Lee, Russell | 30 min |
| Sep 5, 1:09 PM CDT | Flash Flood Warning | BMX | Jefferson | 6 hr |
| Sep 5, 1:27 PM CDT | Areal Flood Warning | BMX | Pickens | 3 hr |
| Sep 5, 1:47 PM CDT | Areal Flood Warning | BMX | Pickens | 3 hr |
| Sep 5, 2:27 PM CDT | Severe Thunderstorm Warning | BMX | Jefferson | 48 min |
| Sep 5, 2:28 PM CDT | Flash Flood Warning | BMX | Blount, Jefferson | 4 hr |
| Sep 5, 3:01 PM CDT | Areal Flood Warning | BMX | Fayette, Marion, Walker, Winston | 17 hr |
| Sep 5, 3:03 PM CDT | Tornado Warning | BMX | Lee, Macon | 27 min |
| Sep 5, 3:26 PM CDT | River Flood Warning | BMX | Jefferson | 15 hr |
| Sep 5, 4:06 PM CDT | Areal Flood Warning | BMX | Pickens | 16 hr |
| Sep 5, 4:39 PM CDT | Flash Flood Warning | BMX | Jefferson | 5 hr |
| Sep 5, 4:52 PM CDT | Flash Flood Warning | BMX | Bibb, Shelby | 3 hr |
| Sep 5, 5:08 PM CDT | Special Weather Statement | BMX | Blount, Jefferson | 67 min |
| Sep 5, 5:12 PM CDT | Flash Flood Warning | BMX | Etowah, St. Clair | 6 hr |
| Sep 5, 6:12 PM CDT | Special Weather Statement | BMX | Blount, Jefferson | 78 min |
| Sep 5, 6:18 PM CDT | Areal Flood Warning | BMX | Tuscaloosa | 6 hr |
| Sep 5, 6:38 PM CDT | Flash Flood Warning | BMX | Blount | 3 hr |
| Sep 5, 6:41 PM CDT | High Wind Warning | BMX | Blount, Calhoun, Cherokee, Clay, Cleburne, Etowah and 5 more | 3 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; radar from the NEXRAD Level II archive.