Alert archive / Alabama / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 282, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Sep 3, 2012, 5:54 PM CDT for Perry County, Alabama. It was in force for 51 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
- Sep 3, 2012, 5:54 PM CDT (22:54 UTC)
- Expired
- Sep 3, 2012, 6:45 PM CDT
- In force
- 51 min
- Issued by
- NWS Birmingham, AL
- Area
- Storm-based polygon
County Perry County, AL
The radar
The Birmingham radar (KBMX), 87 km from the middle of the area, began a volume at 22:55 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.
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 3, 3:46 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 10.9 hours before the alert went out and 87 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
- 215 J/kg
- Mixed-layer CIN
- -149 J/kg
- Mixed-layer LCL
- 1125 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
646
WUUS54 KBMX 032254
SVRBMX
ALC105-032345-
/O.NEW.KBMX.SV.W.0282.120903T2254Z-120903T2345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
554 PM CDT MON SEP 3 2012
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
PERRY COUNTY IN ALABAMA...
* UNTIL 645 PM CDT
* AT 553 PM CDT...THE NATIONAL WEATHER SERVICE INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
MPH. THIS STORM WAS LOCATED 9 MILES EAST OF GREENSBORO...AND
MOVING SOUTHEAST AT 15 MPH.
* LOCATIONS IMPACTED INCLUDE...
MARION...VAIDEN...FOLSOM...JUDSON COLLEGE...VAIDEN FIELD AIRPORT...
HAMBURG AND RADFORD.
WINDS OF 60 TO 70 MPH WILL BREAK LARGE TREE LIMBS AND CAUSE SOME
DAMAGE...ESPECIALLY TO SMALLER STRUCTURES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS.
&&
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT MONDAY EVENING
FOR SOUTHERN ALABAMA.
TO REPORT SEVERE WEATHER...
CALL 1-800-856-0758 OR TWEET YOUR REPORT USING HASHTAG ALWX
LAT...LON 3266 8747 3280 8747 3280 8746 3257 8710
3248 8735 3248 8742 3246 8742 3260 8753
3265 8752
TIME...MOT...LOC 2254Z 317DEG 13KT 3269 8744
$$
GRANTHAM1 follow-up statement
642
WWUS54 KBMX 032312
SVSBMX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
612 PM CDT MON SEP 3 2012
ALC105-032345-
/O.CON.KBMX.SV.W.0282.000000T0000Z-120903T2345Z/
PERRY AL-
612 PM CDT MON SEP 3 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR PERRY COUNTY
UNTIL 645 PM CDT...
AT 611 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH. THIS STORM WAS LOCATED NEAR MARION...MOVING SOUTHEAST AT 15
MPH.
LOCATIONS IMPACTED INCLUDE...
MARION...VAIDEN...JUDSON COLLEGE...VAIDEN FIELD AIRPORT...HAMBURG
AND RADFORD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.
&&
TO REPORT SEVERE WEATHER...CALL 1-800-856-0758.
LAT...LON 3266 8747 3280 8747 3280 8746 3257 8710
3248 8735 3248 8742 3246 8742 3260 8753
3265 8752
TIME...MOT...LOC 2312Z 317DEG 13KT 3264 8739
$$
GRANTHAMThe office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 2, 7:06 PM CDT | Special Weather Statement | BMX | Blount | 39 min |
| Sep 2, 7:17 PM CDT | Areal Flood Advisory | BMX | Marion, Winston | 118 min |
| Sep 2, 7:20 PM CDT | Special Weather Statement | BMX | DeKalb | 25 min |
| Sep 2, 7:30 PM CDT | Special Weather Statement | BMX | Marion, Winston | 45 min |
| Sep 2, 7:47 PM CDT | Special Weather Statement | BMX | Marion | 28 min |
| Sep 2, 7:58 PM CDT | Special Weather Statement | BMX | Etowah | 47 min |
| Sep 2, 8:14 PM CDT | Special Weather Statement | BMX | Marion, Winston | 46 min |
| Sep 2, 8:23 PM CDT | Special Weather Statement | BMX | Cherokee | 52 min |
| Sep 2, 9:05 PM CDT | Special Weather Statement | BMX | Winston | 25 min |
| Sep 2, 9:10 PM CDT | Areal Flood Advisory | BMX | Etowah | 110 min |
| Sep 2, 9:12 PM CDT | Severe Thunderstorm Warning | BMX | Lamar, Marion | 48 min |
| Sep 2, 9:27 PM CDT | Areal Flood Advisory | BMX | Marion, Winston | 108 min |
| Sep 2, 9:43 PM CDT | Special Weather Statement | BMX | Winston | 47 min |
| Sep 2, 9:56 PM CDT | Special Weather Statement | BMX | Fayette, Lamar, Marion | 49 min |
| Sep 2, 9:58 PM CDT | Areal Flood Advisory | BMX | Lamar | 2 hr |
| Sep 2, 10:45 PM CDT | Special Weather Statement | BMX | Walker, Winston | 45 min |
| Sep 2, 10:49 PM CDT | Special Weather Statement | BMX | Lamar, Pickens | 41 min |
| Sep 2, 11:33 PM CDT | Special Weather Statement | BMX | Blount, Jefferson, Pickens, Tuscaloosa | 57 min |
| Sep 3, 8:57 AM CDT | Areal Flood Advisory | BMX | Blount, Jefferson, St. Clair, Walker | 3 hr |
| Sep 3, 2:43 PM CDT | Special Weather Statement | BMX | Lee, Macon, Russell | 62 min |
| Sep 3, 3:10 PM CDT | Severe Thunderstorm Warning | BMX | Hale, Tuscaloosa | 50 min |
| Sep 3, 3:13 PM CDT | Areal Flood Advisory | BMX | Lee, Macon, Russell | 2 hr |
| Sep 3, 3:35 PM CDT | Special Weather Statement | BMX | Bibb, Perry | 55 min |
| Sep 3, 3:48 PM CDT | Special Weather Statement | BMX | Barbour, Bullock, Russell | 42 min |
| Sep 3, 3:55 PM CDT | Severe Thunderstorm Warning | BMX | Perry | 35 min |
| Sep 3, 3:59 PM CDT | Tornado Warning | BMX | Perry | 13 min |
| Sep 3, 4:27 PM CDT | Special Weather Statement | BMX | Barbour | 48 min |
| Sep 3, 4:29 PM CDT | Areal Flood Advisory | BMX | Tuscaloosa | 2 hr |
| Sep 3, 4:32 PM CDT | Special Weather Statement | BMX | Autauga, Chilton, Dallas, Perry | 58 min |
| Sep 3, 5:04 PM CDT | Special Weather Statement | BMX | Jefferson | 26 min |
| Sep 3, 5:07 PM CDT | Special Weather Statement | BMX | Hale | 23 min |
| Sep 3, 5:08 PM CDT | Special Weather Statement | BMX | Hale | 37 min |
| Sep 3, 5:22 PM CDT | Special Weather Statement | BMX | Lowndes, Montgomery | 38 min |
| Sep 3, 5:30 PM CDT | Areal Flood Advisory | BMX | Jefferson | 2 hr |
| Sep 3, 5:31 PM CDT | Severe Thunderstorm Warning | BMX | Hale | 44 min |
| Sep 3, 5:41 PM CDT | Special Weather Statement | BMX | Elmore | 49 min |
| Sep 3, 5:43 PM CDT | Special Weather Statement | BMX | Dallas | 47 min |
| Sep 3, 5:47 PM CDT | Special Weather Statement | BMX | Jefferson | 43 min |
| Sep 3, 5:49 PM CDT | Areal Flood Advisory | BMX | Hale, Perry | 116 min |
| Sep 3, 5:50 PM CDT | Severe Thunderstorm Warning | BMX | Lowndes, Montgomery | 55 min |
| Sep 3, 6:10 PM CDT | Special Weather Statement | BMX | Tuscaloosa | 50 min |
| Sep 3, 6:16 PM CDT | Severe Thunderstorm Warning | BMX | Hale | 44 min |
| Sep 3, 6:19 PM CDT | Flash Flood Warning | BMX | Hale, Perry | 3 hr |
| Sep 3, 6:21 PM CDT | Special Weather Statement | BMX | Walker | 24 min |
| Sep 3, 6:28 PM CDT | Special Weather Statement | BMX | Jefferson | 47 min |
| Sep 3, 6:29 PM CDT | Special Weather Statement | BMX | Greene | 61 min |
| Sep 3, 6:32 PM CDT | Special Weather Statement | BMX | Bullock | 58 min |
| Sep 3, 6:40 PM CDT | Severe Thunderstorm Warning | BMX | Greene, Pickens | 50 min |
| Sep 3, 6:54 PM CDT | Flash Flood Warning | BMX | Hale, Tuscaloosa | 3 hr |
| Sep 3, 6:57 PM CDT | Severe Thunderstorm Warning | BMX | Hale | 63 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2012Every severe thunderstorm warning in 2012
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; radar from the NEXRAD Level II archive.