Alert archive / Alabama / Wind Advisories in 2018
Wind Advisory 2, NWS Birmingham, AL
NWS Birmingham, AL issued this wind advisory at Mar 1, 2018, 2:47 AM CST for 30 counties in Alabama. It took effect at Mar 1, 2018, 8:00 AM CST. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Mar 1, 2018, 2:47 AM CST (08:47 UTC)
- In effect from
- Mar 1, 2018, 8:00 AM CST
- Expired
- Mar 1, 2018, 5:00 PM CST
- In force
- 9 hr
- Issued by
- NWS Birmingham, AL
All 30 counties
Autauga County, AL, Barbour County, AL, Bibb County, AL, Bullock County, AL, Calhoun County, AL, Chambers County, AL, Chilton County, AL, Clay County, AL, Cleburne County, AL, Coosa County, AL, Dallas County, AL, Elmore County, AL, Greene County, AL, Hale County, AL, Jefferson County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Marengo County, AL, Montgomery County, AL, Perry County, AL, Pike County, AL, Randolph County, AL, Russell County, AL, Shelby County, AL, St. Clair County, AL, Sumter County, AL, Talladega County, AL, Tallapoosa County, AL, Tuscaloosa County, AL
The radar
The Birmingham radar (KBMX), 54 km from the middle of the area, began a volume at 08:50 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 00:00Z, 8.8 hours before the alert went out and 55 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
- 29 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 1076 m above ground
- 0-6 km bulk shear
- 72 kt
- 0-1 km storm-relative helicity
- 233 m²/s²
- 0-3 km storm-relative helicity
- 299 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted.
737 WWUS74 KBMX 010847 NPWBMX URGENT - WEATHER MESSAGE National Weather Service Birmingham AL 247 AM CST Thu Mar 1 2018 ...BREEZY CONDITIONS ACROSS CENTRAL ALABAMA... .Breezy conditions are expected to develop later this morning ahead of a line of showers and thunderstorms developing along a cold front. These gradient winds should weaken behind the cold front. ALZ019-021-023>027-030>032-034-011900- /O.NEW.KBMX.WI.Y.0002.180301T1400Z-180301T1900Z/ Calhoun-Cleburne-Tuscaloosa-Jefferson-Shelby-St. Clair-Talladega- Sumter-Greene-Hale-Bibb- Including the cities of Anniston, Heflin, Tuscaloosa, Birmingham, Hoover, Columbiana, Pelham, Alabaster, Pell City, Moody, Talladega, Sylacauga, Livingston, Eutaw, Greensboro, Moundville, and Centreville 247 AM CST Thu Mar 1 2018 ...WIND ADVISORY IN EFFECT FROM 8 AM THIS MORNING TO 1 PM CST THIS AFTERNOON... The National Weather Service in Birmingham has issued a Wind Advisory, which is in effect from 8 AM this morning to 1 PM CST this afternoon. * TIMING...Between 8 AM and 1 PM today. * WINDS...10-15 mph with gusts to 35 mph. * IMPACTS...Tree branches and a few weak trees could be blown down. 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. && $$ ALZ028-029-033-035>050-011900- /O.NEW.KBMX.WI.Y.0002.180301T1400Z-180301T2300Z/ Clay-Randolph-Perry-Chilton-Coosa-Tallapoosa-Chambers-Marengo- Dallas-Autauga-Lowndes-Elmore-Montgomery-Macon-Bullock-Lee- Russell-Pike-Barbour- Including the cities of Ashland, Roanoke, Marion, Clanton, Rockford, Alexander City, Dadeville, Valley, Lanett, Lafayette, Demopolis, Linden, Selma, Prattville, Fort Deposit, Hayneville, Wetumpka, Tallassee, Montgomery, Tuskegee, Union Springs, Auburn, Opelika, Phenix City, Troy, and Eufaula 247 AM CST Thu Mar 1 2018 ...WIND ADVISORY IN EFFECT FROM 8 AM THIS MORNING TO 5 PM CST THIS AFTERNOON... The National Weather Service in Birmingham has issued a Wind Advisory, which is in effect from 8 AM this morning to 5 PM CST this afternoon. * TIMING...Between 8 AM and 5 PM today. * WINDS...10-20 mph with gusts of 35-40 mph. * IMPACTS...Tree branches and a few weak trees could be blown down. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that wind gusts of 35 mph are expected. Winds this strong can make driving difficult...especially for high profile vehicles. Use extra caution. && $$
1 follow-up statement
245 WWUS74 KBMX 011842 NPWBMX URGENT - WEATHER MESSAGE National Weather Service Birmingham AL 1242 PM CST Thu Mar 1 2018 ...BREEZY CONDITIONS ACROSS CENTRAL ALABAMA... .Breezy conditions are expected to continue south of the Interstate 85 corridor along and south of the front. These gradient winds should weaken behind the cold front. ALZ019-021-023>027-030>032-034-011945- /O.EXP.KBMX.WI.Y.0002.000000T0000Z-180301T1900Z/ Calhoun-Cleburne-Tuscaloosa-Jefferson-Shelby-St. Clair-Talladega- Sumter-Greene-Hale-Bibb- Including the cities of Anniston, Heflin, Tuscaloosa, Birmingham, Hoover, Columbiana, Pelham, Alabaster, Pell City, Moody, Talladega, Sylacauga, Livingston, Eutaw, Greensboro, Moundville, and Centreville 1242 PM CST Thu Mar 1 2018 ...WIND ADVISORY WILL EXPIRE AT 1 PM CST THIS AFTERNOON... Winds have decreased to below advisory criteria. $$ ALZ028-029-033-035>050-012300- /O.CON.KBMX.WI.Y.0002.000000T0000Z-180301T2300Z/ Clay-Randolph-Perry-Chilton-Coosa-Tallapoosa-Chambers-Marengo- Dallas-Autauga-Lowndes-Elmore-Montgomery-Macon-Bullock-Lee- Russell-Pike-Barbour- Including the cities of Ashland, Roanoke, Marion, Clanton, Rockford, Alexander City, Dadeville, Valley, Lanett, Lafayette, Demopolis, Linden, Selma, Prattville, Fort Deposit, Hayneville, Wetumpka, Tallassee, Montgomery, Tuskegee, Union Springs, Auburn, Opelika, Phenix City, Troy, and Eufaula 1242 PM CST Thu Mar 1 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM CST THIS AFTERNOON... * TIMING...will continue through 5 PM today. * WINDS...sustained 10-20 mph with gusts of 35-40 mph. * IMPACTS...Tree branches and a few weak trees could be blown down. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that wind gusts of 35 mph are expected. Winds this strong can make driving difficult...especially for high profile vehicles. Use extra caution. && $$ 08
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 28, 6:19 PM CST | Special Weather Statement | BMX | Marion | 26 min |
| Mar 1, 7:26 AM CST | Special Weather Statement | BMX | Jefferson | 49 min |
| Mar 1, 7:28 AM CST | Special Weather Statement | BMX | Blount | 32 min |
| Mar 1, 7:33 AM CST | Special Weather Statement | BMX | Tuscaloosa | 27 min |
| Mar 1, 8:13 AM CST | Special Weather Statement | BMX | Bibb, Jefferson, Shelby | 47 min |
| Mar 1, 8:20 AM CST | Special Weather Statement | BMX | Etowah, St. Clair | 25 min |
| Mar 1, 8:51 AM CST | Special Weather Statement | BMX | Calhoun, Cherokee, Cleburne | 54 min |
| Mar 1, 8:54 AM CST | Special Weather Statement | BMX | Bibb, Chilton, Shelby, Talladega | 36 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.