Alert archive / Alabama / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 7, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Feb 1, 2011, 3:49 PM CST for Fayette County, Lamar County, Marion County, Alabama. It was in force for 28 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
- Feb 1, 2011, 3:49 PM CST (21:49 UTC)
- Expired
- Feb 1, 2011, 4:17 PM CST
- In force
- 28 min
- Issued by
- NWS Birmingham, AL
- Area
- Storm-based polygon
Counties Fayette County, AL, Lamar County, AL, Marion County, AL
The radar
The Columbus AFB radar (KGWX), 28 km from the middle of the area, began a volume at 21:50 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 nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 9.8 hours before the alert went out and 138 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
- 2 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 524 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 213 m²/s²
- 0-3 km storm-relative helicity
- 284 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
006 WUUS54 KBMX 012149 SVRBMX ALC057-075-093-012230- /O.NEW.KBMX.SV.W.0007.110201T2149Z-110201T2230Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 349 PM CST TUE FEB 1 2011 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN FAYETTE COUNTY IN WEST CENTRAL ALABAMA... LAMAR COUNTY IN WEST CENTRAL ALABAMA... SOUTH CENTRAL MARION COUNTY IN NORTHWEST ALABAMA... * UNTIL 430 PM CST * AT 348 PM CST...THE NATIONAL WEATHER SERVICE INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG THE MISSISSIPPI STATE LINE MOVING EAST AT 35 MPH. * LOCATIONS IMPACTED INCLUDE... VERNON...SULLIGENT...MILLPORT...FAYETTE...WINFIELD...BEDFORD... LAMAR COUNTY AIRPORT AND DETROIT. THIS INCLUDES... US 78 EXIT NUMBERS 22 THROUGH 30... PRECAUTIONARY/PREPAREDNESS ACTIONS... FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. && TO REPORT SEVERE WEATHER... CALL 1-800-856-0758. LAT...LON 3405 8821 3409 8777 3353 8771 3354 8827 TIME...MOT...LOC 2148Z 252DEG 30KT 3383 8828 3352 8827 $$ GOGGINS
3 follow-up statements
132 WWUS54 KBMX 012200 SVSBMX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 400 PM CST TUE FEB 1 2011 ALC057-075-093-012230- /O.CON.KBMX.SV.W.0007.000000T0000Z-110201T2230Z/ FAYETTE AL-LAMAR AL-MARION AL- 400 PM CST TUE FEB 1 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL MARION...LAMAR AND WESTERN FAYETTE COUNTIES UNTIL 430 PM CST... AT 400 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM LAMAR COUNTY AIRPORT TO MILLPORT...MOVING EAST AT 35 MPH. LOCATIONS IMPACTED INCLUDE... SULLIGENT...VERNON...MILLPORT...FAYETTE...WINFIELD...LAMAR COUNTY AIRPORT...CREWS...BEAVERTON...KENNEDY AND BLOOMING GROVE. THIS INCLUDES... US 78 EXIT NUMBERS 22 THROUGH 30... PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && TO REPORT SEVERE WEATHER...CALL 1-800-856-0758. LAT...LON 3354 8821 3405 8816 3409 8777 3353 8771 TIME...MOT...LOC 2200Z 252DEG 30KT 3386 8816 3355 8816 $$ GOGGINS
002 WWUS54 KBMX 012212 SVSBMX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 412 PM CST TUE FEB 1 2011 ALC057-075-093-012230- /O.CON.KBMX.SV.W.0007.000000T0000Z-110201T2230Z/ FAYETTE AL-LAMAR AL-MARION AL- 412 PM CST TUE FEB 1 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL MARION...EASTERN LAMAR AND WESTERN FAYETTE COUNTIES UNTIL 430 PM CST... AT 412 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM CREWS TO MILLPORT...MOVING EAST AT 35 MPH. LOCATIONS IMPACTED INCLUDE... FAYETTE...WINFIELD...KENNEDY...BLOOMING GROVE...BELK...BLUFF... GUIN...GU-WIN...BRILLIANT AND CODY. THIS INCLUDES... US 78 EXIT NUMBERS 22 THROUGH 30... PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && TO REPORT SEVERE WEATHER...CALL 1-800-856-0758. LAT...LON 3354 8805 3407 8801 3409 8777 3353 8771 TIME...MOT...LOC 2212Z 252DEG 30KT 3389 8805 3358 8804 $$ GOGGINS
921 WWUS54 KBMX 012217 SVSBMX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 417 PM CST TUE FEB 1 2011 ALC057-075-093-012227- /O.CAN.KBMX.SV.W.0007.000000T0000Z-110201T2230Z/ FAYETTE AL-LAMAR AL-MARION AL- 417 PM CST TUE FEB 1 2011 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL MARION...EASTERN LAMAR AND WESTERN FAYETTE COUNTIES IS CANCELLED... THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY. HOWEVER GUSTY WINDS ARE STILL POSSIBLE WITH THESE THUNDERSTORMS. TO REPORT SEVERE WEATHER...CALL 1-800-856-0758. LAT...LON 3354 8805 3407 8801 3409 8777 3353 8771 TIME...MOT...LOC 2217Z 252DEG 30KT 3390 8800 3359 8799 $$ GOGGINS
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 1, 3:08 PM CST | Special Weather Statement | BMX | Greene, Hale, Marengo, Sumter | 52 min |
| Feb 1, 3:39 PM CST | Special Weather Statement | BMX | Fayette, Lamar, Marion, Pickens | 66 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2011Every severe thunderstorm warning 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; radar from the NEXRAD Level II archive.