Alert archive / Alabama / Tornado Warnings in 2013
Tornado Warning 9, NWS Birmingham, AL
NWS Birmingham, AL issued this tornado warning at Apr 11, 2013, 12:34 PM CDT for Pickens County, Alabama. It was in force for 56 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 11, 2013, 12:34 PM CDT (17:34 UTC)
- Expired
- Apr 11, 2013, 1:30 PM CDT
- In force
- 56 min
- Issued by
- NWS Birmingham, AL
- Area
- Storm-based polygon
County Pickens County, AL
The radar
The Columbus AFB radar (KGWX), 59 km from the middle of the area, began a volume at 17:35 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 |
|---|---|---|---|
| Apr 11, 12:57 PM CDT | TORNADO 1 | 4 Ssw Ethelsville, AL | TREES AND POWER LINES WERE BLOWN DOWN ALONG PINE GROVE ROAD NEAR THE PINE GROVE COMMUNITY. STATE POLICE REPORT DAMAGE TO MULTIPLE HOMES. NUMEROUS TREES WERE ALSO BLOWN DOWN ALONG A PATH. RADAR INDICATED DEBRIS SIGNATURE AND PHOTOS OF A TORNADO. |
| Apr 11, 12:57 PM CDT | TORNADO | 4 Ssw Ethelsville, AL | TREES AND POWER LINES DOWN ALONG PINE GROVE ROAD NEAR THE PINE GROVE COMMUNITY. RADAR INDICATED TORNADO. |
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 11, 11:56 AM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 5.6 hours before the alert went out and 129 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
- 35 J/kg
- Mixed-layer CIN
- -291 J/kg
- Mixed-layer LCL
- 635 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 143 m²/s²
- 0-3 km storm-relative helicity
- 169 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
555
WFUS54 KBMX 111734
TORBMX
ALC107-111830-
/O.NEW.KBMX.TO.W.0009.130411T1734Z-130411T1830Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1234 PM CDT THU APR 11 2013
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN PICKENS COUNTY IN WEST CENTRAL ALABAMA...
* UNTIL 130 PM CDT
* AT 1234 PM CDT...THE NATIONAL WEATHER SERVICE WAS TRACKING A
CONFIRMED TORNADO 11 MILES SOUTHWEST OF BEVILL LOCK AND DAM...OR 13
MILES SOUTHWEST OF PICKENSVILLE. DOPPLER RADAR SHOWED THIS TORNADO
MOVING NORTHEAST AT 40 MPH.
* LOCATIONS IMPACTED INCLUDE...
PICKENSVILLE...REFORM...BEVILL LOCK AND DAM...ETHELSVILLE...
MEMPHIS...PINE GROVE...OWENS...MCSHAN...FOREST AND NORTH PICKENS
AIRPORT.
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 OR TWEET YOUR REPORT USING HASHTAG ALWX
LAT...LON 3353 8828 3352 8784 3346 8784 3311 8833
3315 8833
TIME...MOT...LOC 1734Z 221DEG 33KT 3315 8843
$$
GRANTHAM4 follow-up statements
417 WWUS54 KBMX 111747 SVSBMX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 1247 PM CDT THU APR 11 2013 ALC107-111830- /O.CON.KBMX.TO.W.0009.000000T0000Z-130411T1830Z/ PICKENS AL- 1247 PM CDT THU APR 11 2013 ...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN PICKENS COUNTY UNTIL 130 PM CDT... AT 1247 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A CONFIRMED TORNADO. THIS TORNADO WAS LOCATED NEAR BEVILL LOCK AND DAM...OR NEAR PICKENSVILLE...MOVING NORTHEAST AT 40 MPH. LOCATIONS IMPACTED INCLUDE... REFORM...ETHELSVILLE...PINE GROVE...MCSHAN...FOREST...NORTH PICKENS AIRPORT AND SHAW. TO REPORT SEVERE WEATHER...CALL 1-800-856-0758. LAT...LON 3346 8784 3315 8833 3353 8828 3352 8784 TIME...MOT...LOC 1747Z 217DEG 37KT 3326 8833 $$ GRANTHAM
092 WWUS54 KBMX 111757 SVSBMX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 1257 PM CDT THU APR 11 2013 ALC107-111830- /O.CON.KBMX.TO.W.0009.000000T0000Z-130411T1830Z/ PICKENS AL- 1257 PM CDT THU APR 11 2013 ...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN PICKENS COUNTY UNTIL 130 PM CDT... AT 1253 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A CONFIRMED TORNADO. THIS TORNADO WAS LOCATED 5 MILES NORTH OF PICKENSVILLE...MOVING NORTHEAST AT 45 MPH. LOCATIONS IMPACTED INCLUDE... ETHELSVILLE...PINE GROVE...MCSHAN...FOREST AND SHAW. TO REPORT SEVERE WEATHER...CALL 1-800-856-0758. LAT...LON 3328 8823 3329 8831 3353 8828 3352 8795 TIME...MOT...LOC 1757Z 217DEG 37KT 3334 8825 $$ GRANTHAM
449 WWUS54 KBMX 111805 SVSBMX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 105 PM CDT THU APR 11 2013 ALC107-111830- /O.CON.KBMX.TO.W.0009.000000T0000Z-130411T1830Z/ PICKENS AL- 105 PM CDT THU APR 11 2013 ...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN PICKENS COUNTY UNTIL 130 PM CDT... AT 105 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A CONFIRMED TORNADO. THIS TORNADO WAS LOCATED NEAR ETHELSVILLE...OR 12 MILES WEST OF REFORM...MOVING NORTHEAST AT 45 MPH. LOCATIONS IMPACTED INCLUDE... SHAW. TO REPORT SEVERE WEATHER...CALL 1-800-856-0758. LAT...LON 3335 8820 3336 8830 3353 8828 3352 8800 TIME...MOT...LOC 1805Z 217DEG 37KT 3343 8819 $$ GRANTHAM
418 WWUS54 KBMX 111818 SVSBMX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 118 PM CDT THU APR 11 2013 ALC107-111830- /O.CON.KBMX.TO.W.0009.000000T0000Z-130411T1830Z/ PICKENS AL- 118 PM CDT THU APR 11 2013 ...A TORNADO WARNING REMAINS IN EFFECT FOR NORTH CENTRAL PICKENS COUNTY UNTIL 130 PM CDT... AT 118 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO. THIS TORNADO WAS LOCATED 6 MILES NORTHEAST OF ETHELSVILLE...OR 7 MILES SOUTHWEST OF MILLPORT...MOVING NORTHEAST AT 35 MPH. LOCATIONS IMPACTED INCLUDE... SHAW. TO REPORT SEVERE WEATHER...CALL 1-800-856-0758. LAT...LON 3344 8810 3345 8824 3353 8820 3352 8800 TIME...MOT...LOC 1818Z 224DEG 29KT 3349 8812 $$ GRANTHAM
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 11, 7:54 AM CDT | River Flood Warning | BMX | Greene, Hale, Marengo, Pickens, Sumter | 37 hr |
| Apr 11, 1:08 PM CDT | Tornado Warning | BMX | Fayette, Lamar | 67 min |
| Apr 11, 1:28 PM CDT | Severe Thunderstorm Warning | BMX | Pickens | 47 min |
| Apr 11, 1:47 PM CDT | Special Weather Statement | BMX | Fayette, Lamar, Marion | 43 min |
| Apr 11, 1:49 PM CDT | Severe Thunderstorm Warning | BMX | Fayette | 56 min |
| Apr 11, 2:32 PM CDT | Severe Thunderstorm Warning | BMX | Sumter | 58 min |
| Apr 11, 2:39 PM CDT | Special Weather Statement | BMX | Tuscaloosa, Walker | 66 min |
| Apr 11, 2:50 PM CDT | Severe Thunderstorm Warning | BMX | Walker, Winston | 55 min |
| Apr 11, 2:54 PM CDT | Severe Thunderstorm Warning | BMX | Marengo | 51 min |
| Apr 11, 3:17 PM CDT | Tornado Warning | BMX | Winston | 28 min |
| Apr 11, 3:43 PM CDT | Special Weather Statement | BMX | Blount, Jefferson | 62 min |
| Apr 11, 4:35 PM CDT | Special Weather Statement | BMX | Shelby | 40 min |
| Apr 11, 5:07 PM CDT | Areal Flood Advisory | BMX | Calhoun | 3 hr |
Nearby
Tornado Warnings in Alabama, 2013Every tornado warning in 2013Tornadoes in 2013
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.