Alert archive / Alabama / Wind Advisories in 2017
Wind Advisory 7, NWS Birmingham, AL
NWS Birmingham, AL issued this wind advisory at Aug 31, 2017, 2:49 PM CDT for 35 counties in Alabama. It was in force for 27 hr.
The area
The counties it named.
The facts
- Issued
- Aug 31, 2017, 2:49 PM CDT (19:49 UTC)
- Expired
- Sep 1, 2017, 6:00 PM CDT
- In force
- 27 hr
- Issued by
- NWS Birmingham, AL
All 35 counties
Autauga County, AL, Bibb County, AL, Blount County, AL, Calhoun County, AL, Chambers County, AL, Cherokee County, AL, Chilton County, AL, Clay County, AL, Cleburne County, AL, Coosa County, AL, Dallas County, AL, Elmore County, AL, Etowah County, AL, Fayette County, AL, Greene County, AL, Hale County, AL, Jefferson County, AL, Lamar County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Marengo County, AL, Marion County, AL, Montgomery County, AL, Perry County, AL, Pickens County, AL, Randolph County, AL, Shelby County, AL, St. Clair County, AL, Sumter County, AL, Talladega County, AL, Tallapoosa County, AL, Tuscaloosa County, AL, Walker County, AL, Winston County, AL
The radar
The Birmingham radar (KBMX), 6 km from the middle of the area, began a volume at 19:49 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, 7.8 hours before the alert went out and 7 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
- 724 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 569 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 198 m²/s²
- 0-3 km storm-relative helicity
- 229 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 4.5
The text
As transmitted.
053 WWUS74 KBMX 311949 NPWBMX URGENT - WEATHER MESSAGE National Weather Service Birmingham AL 249 PM CDT Thu Aug 31 2017 ...Gusty Winds Possible Across North Central Alabama... ALZ011>015-017>020-024-026-011100- /O.NEW.KBMX.WI.Y.0007.170831T1949Z-170901T2100Z/ Marion-Lamar-Fayette-Winston-Walker-Blount-Etowah-Calhoun- Cherokee-Jefferson-St. Clair- Including the cities of Hamilton, Sulligent, Vernon, Fayette, Double Springs, Jasper, Oneonta, Gadsden, Anniston, Centre, Birmingham, Hoover, Pell City, and Moody 249 PM CDT Thu Aug 31 2017 ...WIND ADVISORY IN EFFECT UNTIL 4 PM CDT FRIDAY... The National Weather Service in Birmingham has issued a Wind Advisory, which is in effect until 4 PM CDT Friday. * TIMING...will continue through Friday afternoon. * WINDS...will be between 15 and 25 mph with gusts up to 35 mph. * IMPACTS...of the strong winds may break small limbs and cause hazardous driving conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that wind gusts of 35 mph are expected. Winds this strong can make driving difficult...especially for high profile vehicles. Use extra caution. && $$
3 follow-up statements
872 WWUS74 KBMX 010139 NPWBMX URGENT - WEATHER MESSAGE National Weather Service Birmingham AL 839 PM CDT Thu Aug 31 2017 ...Gusty Winds Possible Across North Central Alabama... ALZ021>023-025-027>036-039-011245- /O.EXA.KBMX.WI.Y.0007.000000T0000Z-170901T2100Z/ Cleburne-Pickens-Tuscaloosa-Shelby-Talladega-Clay-Randolph-Sumter- Greene-Hale-Perry-Bibb-Chilton-Coosa-Marengo- Including the cities of Heflin, Carrollton, Tuscaloosa, Columbiana, Pelham, Alabaster, Talladega, Sylacauga, Ashland, Roanoke, Livingston, Eutaw, Greensboro, Moundville, Marion, Centreville, Clanton, Rockford, Demopolis, and Linden 839 PM CDT Thu Aug 31 2017 ...WIND ADVISORY IN EFFECT UNTIL 4 PM CDT FRIDAY... The National Weather Service in Birmingham has issued a Wind Advisory, which is in effect until 4 PM CDT Friday. * TIMING...will continue through Friday afternoon. * WINDS...will be between 15 and 25 mph with gusts up to 35 mph. * IMPACTS...of the strong winds may break small limbs and cause hazardous driving conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that wind gusts of 35 mph are expected. Winds this strong can make driving difficult...especially for high profile vehicles. Use extra caution. && $$ ALZ011>015-017>020-024-026-011245- /O.CON.KBMX.WI.Y.0007.000000T0000Z-170901T2100Z/ Marion-Lamar-Fayette-Winston-Walker-Blount-Etowah-Calhoun- Cherokee-Jefferson-St. Clair- Including the cities of Hamilton, Sulligent, Vernon, Fayette, Double Springs, Jasper, Oneonta, Gadsden, Anniston, Centre, Birmingham, Hoover, Pell City, and Moody 839 PM CDT Thu Aug 31 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM CDT FRIDAY... * TIMING...will continue through Friday afternoon. * WINDS...will be between 15 and 25 mph with gusts up to 35 mph. * IMPACTS...of the strong winds may break small limbs and cause hazardous driving conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that wind gusts of 35 mph are expected. Winds this strong can make driving difficult...especially for high profile vehicles. Use extra caution. && $$
786 WWUS74 KBMX 010449 NPWBMX URGENT - WEATHER MESSAGE National Weather Service Birmingham AL 1149 PM CDT Thu Aug 31 2017 ...Gusty winds possible across much of Central Alabama... ALZ037-038-040>045-047-011300- /O.EXB.KBMX.WI.Y.0007.000000T0000Z-170901T2300Z/ Tallapoosa-Chambers-Dallas-Autauga-Lowndes-Elmore-Montgomery- Macon-Lee- Including the cities of Alexander City, Dadeville, Valley, Lanett, Lafayette, Selma, Prattville, Fort Deposit, Hayneville, Wetumpka, Tallassee, Montgomery, Tuskegee, Auburn, and Opelika 1149 PM CDT Thu Aug 31 2017 ...WIND ADVISORY IN EFFECT UNTIL 6 PM CDT FRIDAY... The National Weather Service in Birmingham has issued a Wind Advisory, which is in effect until 6 PM CDT Friday. * TIMING...will continue through Friday afternoon. * WINDS...will be between 15 and 25 MPH with gusts up to 35 MPH. * IMPACTS...of the strong winds may break small limbs and cause hazardous driving conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that wind gusts of 35 MPH are expected. Winds this strong can make driving difficult...especially for high profile vehicles. Use extra caution. && $$ ALZ011>015-017>036-039-011300- /O.EXT.KBMX.WI.Y.0007.000000T0000Z-170901T2300Z/ Marion-Lamar-Fayette-Winston-Walker-Blount-Etowah-Calhoun- Cherokee-Cleburne-Pickens-Tuscaloosa-Jefferson-Shelby-St. Clair- Talladega-Clay-Randolph-Sumter-Greene-Hale-Perry-Bibb-Chilton- Coosa-Marengo- Including the cities of Hamilton, Sulligent, Vernon, Fayette, Double Springs, Jasper, Oneonta, Gadsden, Anniston, Centre, Heflin, Carrollton, Tuscaloosa, Birmingham, Hoover, Columbiana, Pelham, Alabaster, Pell City, Moody, Talladega, Sylacauga, Ashland, Roanoke, Livingston, Eutaw, Greensboro, Moundville, Marion, Centreville, Clanton, Rockford, Demopolis, and Linden 1149 PM CDT Thu Aug 31 2017 ...WIND ADVISORY NOW IN EFFECT UNTIL 6 PM CDT FRIDAY... * TIMING...will continue through Friday afternoon. * WINDS...will be between 15 and 25 MPH with gusts up to 35 MPH. * IMPACTS...of the strong winds may break small limbs and cause hazardous driving conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that wind gusts of 35 MPH are expected. Winds this strong can make driving difficult...especially for high profile vehicles. Use extra caution. && $$ 08
462 WWUS74 KBMX 011044 NPWBMX URGENT - WEATHER MESSAGE National Weather Service Birmingham AL 544 AM CDT Fri Sep 1 2017 ...Gusty winds possible across much of Central Alabama today... ALZ011>015-017>045-047-012300- /O.CON.KBMX.WI.Y.0007.000000T0000Z-170901T2300Z/ Marion-Lamar-Fayette-Winston-Walker-Blount-Etowah-Calhoun- Cherokee-Cleburne-Pickens-Tuscaloosa-Jefferson-Shelby-St. Clair- Talladega-Clay-Randolph-Sumter-Greene-Hale-Perry-Bibb-Chilton- Coosa-Tallapoosa-Chambers-Marengo-Dallas-Autauga-Lowndes-Elmore- Montgomery-Macon-Lee- Including the cities of Hamilton, Sulligent, Vernon, Fayette, Double Springs, Jasper, Oneonta, Gadsden, Anniston, Centre, Heflin, Carrollton, Tuscaloosa, Birmingham, Hoover, Columbiana, Pelham, Alabaster, Pell City, Moody, Talladega, Sylacauga, Ashland, Roanoke, Livingston, Eutaw, Greensboro, Moundville, Marion, Centreville, Clanton, Rockford, Alexander City, Dadeville, Valley, Lanett, Lafayette, Demopolis, Linden, Selma, Prattville, Fort Deposit, Hayneville, Wetumpka, Tallassee, Montgomery, Tuskegee, Auburn, and Opelika 544 AM CDT Fri Sep 1 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING... * TIMING...will continue through Friday afternoon. * WINDS...will be between 15 and 25 MPH with gusts up to 35 MPH. * IMPACTS...of the strong winds may break small limbs and cause hazardous driving conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that wind gusts of 35 MPH are expected. Winds this strong can make driving difficult...especially for high profile vehicles. Use extra caution. && $$ 08
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 7:17 PM CDT | Special Weather Statement | BMX | Bullock | 58 min |
| Aug 30, 7:19 PM CDT | Special Weather Statement | BMX | Pike | 26 min |
| Aug 30, 7:50 PM CDT | Special Weather Statement | BMX | Barbour | 70 min |
| Aug 31, 12:01 PM CDT | Special Weather Statement | BMX | Marengo | 29 min |
| Aug 31, 3:12 PM CDT | Tornado Warning | BMX | Pickens | 48 min |
| Aug 31, 3:38 PM CDT | Tornado Warning | BMX | Fayette, Lamar, Pickens | 52 min |
| Aug 31, 3:42 PM CDT | Tornado Warning | BMX | Hale, Perry | 10 min |
| Aug 31, 4:12 PM CDT | Tornado Warning | BMX | Fayette | 30 min |
| Aug 31, 4:23 PM CDT | Tornado Warning | BMX | Fayette, Pickens, Tuscaloosa | 52 min |
| Aug 31, 4:26 PM CDT | Tornado Warning | BMX | Marion, Winston | 35 min |
| Aug 31, 5:30 PM CDT | Tornado Warning | BMX | Winston | 23 min |
| Aug 31, 5:41 PM CDT | Special Weather Statement | BMX | Marengo | 34 min |
| Aug 31, 6:07 PM CDT | Tornado Warning | BMX | Hale | 38 min |
| Aug 31, 6:55 PM CDT | Tornado Warning | BMX | Bibb | 65 min |
Nearby
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.