Alert archive / Alabama / Wind Advisories in 2017
Wind Advisory 10, NWS Birmingham, AL
NWS Birmingham, AL issued this wind advisory at Nov 18, 2017, 10:04 AM CST for 18 counties in Alabama. It was in force for 16 hr.
The area
The counties it named.
The facts
- Issued
- Nov 18, 2017, 10:04 AM CST (16:04 UTC)
- Expired
- Nov 19, 2017, 2:30 AM CST
- In force
- 16 hr
- Issued by
- NWS Birmingham, AL
Counties Blount County, AL, Calhoun County, AL, Cherokee County, AL, Clay County, AL, Cleburne County, AL, Etowah County, AL, Fayette County, AL, Jefferson County, AL, Lamar County, AL, Marion County, AL, Pickens County, AL, Randolph County, AL, Shelby County, AL, St. Clair County, AL, Talladega County, AL, Tuscaloosa County, AL, Walker County, AL, Winston County, AL
The radar
The Birmingham radar (KBMX), 57 km from the middle of the area, began a volume at 16:01 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, 4.1 hours before the alert went out and 56 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 604 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 367 m²/s²
- 0-3 km storm-relative helicity
- 378 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
666 WWUS74 KBMX 181604 NPWBMX URGENT - WEATHER MESSAGE National Weather Service Birmingham AL 1004 AM CST Sat Nov 18 2017 ...BREEZY CONDITIONS ARE EXPECTED INTO THE OVERNIGHT HOURS... .A cold front will move into Central Alabama this evening. There will be gusty south and southwest winds ahead of the front and gusty northwest winds behind the front. ALZ011>015-017>029-190900- /O.NEW.KBMX.WI.Y.0010.171118T1604Z-171119T0900Z/ Marion-Lamar-Fayette-Winston-Walker-Blount-Etowah-Calhoun- Cherokee-Cleburne-Pickens-Tuscaloosa-Jefferson-Shelby-St. Clair- Talladega-Clay-Randolph- 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, and Roanoke 1004 AM CST Sat Nov 18 2017 ...WIND ADVISORY IN EFFECT UNTIL 3 AM CST SUNDAY... The National Weather Service in Birmingham has issued a Wind Advisory, which is in effect until 3 AM CST Sunday. * TIMING...through 3 am, but gusts should begin diminishing west to east after 10 pm * WINDS...sustained winds around 15 mph and wind gust to 35 mph possible * IMPACTS...a few tree limbs may be broken off and non-secured outdoor items may be knocked over. Driving will also be hazardous for high profile vehicles, especially driving in a an east or west direction. 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. && $$
2 follow-up statements
979 WWUS74 KBMX 182123 NPWBMX URGENT - WEATHER MESSAGE National Weather Service Birmingham AL 323 PM CST Sat Nov 18 2017 ...BREEZY CONDITIONS ARE EXPECTED INTO THE OVERNIGHT HOURS... ...COLD MORNING LOW TEMPERATURES MONDAY MORNING... .A cold front will move into Central Alabama this evening. There will be gusty south and southwest winds ahead of the front and gusty northwest winds behind the front. As the cold air settles in Sunday and Sunday night, temperatures will dip into the 20s and 30s Monday morning. ALZ011>015-017>029-190900- /O.NEW.KBMX.FZ.A.0001.171120T0400Z-171120T1400Z/ /O.CON.KBMX.WI.Y.0010.000000T0000Z-171119T0900Z/ Marion-Lamar-Fayette-Winston-Walker-Blount-Etowah-Calhoun- Cherokee-Cleburne-Pickens-Tuscaloosa-Jefferson-Shelby-St. Clair- Talladega-Clay-Randolph- 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, and Roanoke 323 PM CST Sat Nov 18 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SUNDAY... ...FREEZE WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY MORNING... The National Weather Service in Birmingham has issued a Freeze Watch, which is in effect from Sunday evening through Monday morning. A Wind Advisory remains in effect until 3 am. * TIMING...gusty winds through 3 am, but gusts should begin diminishing west to east after 10 pm, temperatures at or below freezing from 10 pm Sunday night through 8 am Monday morning * WINDS...sustained winds around 15 mph and wind gust to 35 mph possible through 3am, but diminishing west to east starting at 10 pm * TEMPERATURE...temperatures drop below freezing starting around 10 pm Sunday night and last until 8 am Monday morning, with lows 25 to 31 degrees * Impacts...gusty winds may break a few tree limbs off and non- secured outdoor items may be knocked over. Driving will also be hazardous for high profile vehicles, especially driving in a an east or west direction. Temperatures at or below freezing could kill crops or sensitive plants and vegetation 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. A Freeze Watch means sub-freezing temperatures are possible. These conditions could kill crops and other sensitive vegetation. && $$ ALZ030>050-190900- /O.NEW.KBMX.FZ.A.0001.171120T0400Z-171120T1400Z/ Sumter-Greene-Hale-Perry-Bibb-Chilton-Coosa-Tallapoosa-Chambers- Marengo-Dallas-Autauga-Lowndes-Elmore-Montgomery-Macon-Bullock- Lee-Russell-Pike-Barbour- Including the cities of 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, Union Springs, Auburn, Opelika, Phenix City, Troy, and Eufaula 323 PM CST Sat Nov 18 2017 ...FREEZE WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY MORNING... The National Weather Service in Birmingham has issued a Freeze Watch, which is in effect from Sunday evening through Monday morning. * TEMPERATURE...temperatures drop below freezing starting around 10 pm Sunday night and last until 8 am Monday morning, with lows 28 to 33 degrees * IMPACTS...Temperatures at or below freezing could kill crops or sensitive plants and vegetation PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Watch means sub-freezing temperatures are possible. These conditions could kill crops and other sensitive vegetation. && $$
520 WWUS74 KBMX 190830 NPWBMX URGENT - WEATHER MESSAGE National Weather Service Birmingham AL 230 AM CST Sun Nov 19 2017 ...COLDEST AIR MASS OF THE SEASON TO IMPACT CENTRAL ALABAMA... .A strong cold front has pushed through central Alabama. North winds 10 to 20 mph will continue into Sunday afternoon, but quickly diminish after sunset. As the cold air settles into the area tonight and winds become calm, temperatures will dip into the upper 20s to lower 30s Monday morning. ALZ011>015-017>029-191200- /O.CAN.KBMX.WI.Y.0010.000000T0000Z-171119T0900Z/ /O.CON.KBMX.FZ.A.0001.171120T0400Z-171120T1400Z/ Marion-Lamar-Fayette-Winston-Walker-Blount-Etowah-Calhoun- Cherokee-Cleburne-Pickens-Tuscaloosa-Jefferson-Shelby-St. Clair- Talladega-Clay-Randolph- Including the cities of Hamilton, Sulligent, Vernon, Fayette, Double Springs, Jasper, Oneonta, Gadsden, Anniston, Centre, Heflin, Carrollton, Tuscaloosa, Birmingham, Hoover, Columbiana, Pelham, Alabaster, Pell City, Moody, Talladega, Sylacauga, Ashland, and Roanoke 230 AM CST Sun Nov 19 2017 ...FREEZE WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH MONDAY MORNING... ...WIND ADVISORY IS CANCELLED... The National Weather Service in Birmingham has cancelled the Wind Advisory. * TEMPERATURE...temperatures drop to near or just below freezing by midnight Sunday night and last until 8 am Monday morning, with lows 26 to 31 degrees. * IMPACTS...Temperatures at or below freezing could damage sensitive plants and vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Watch means sub-freezing temperatures are possible. These conditions could damage sensitive plants and vegetation. && $$ ALZ030>050-191200- /O.CON.KBMX.FZ.A.0001.171120T0400Z-171120T1400Z/ Sumter-Greene-Hale-Perry-Bibb-Chilton-Coosa-Tallapoosa-Chambers- Marengo-Dallas-Autauga-Lowndes-Elmore-Montgomery-Macon-Bullock- Lee-Russell-Pike-Barbour- Including the cities of 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, Union Springs, Auburn, Opelika, Phenix City, Troy, and Eufaula 230 AM CST Sun Nov 19 2017 ...FREEZE WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH MONDAY MORNING... * TEMPERATURE...temperatures drop to near or just below freezing by 3 am Monday and last until 8 am Monday morning, with lows 30 to 32 degrees. * IMPACTS...Temperatures at or below freezing could damage sensitive plants and vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Watch means sub-freezing temperatures are possible. These conditions could damage sensitive plants and vegetation. && $$
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 18, 3:23 PM CST | Freeze Watch | BMX | Autauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more | 11 hr |
| Nov 18, 4:55 PM CST | Special Weather Statement | BMX | Marion | 50 min |
| Nov 18, 5:08 PM CST | Special Weather Statement | BMX | Lamar | 52 min |
| Nov 18, 5:30 PM CST | Special Weather Statement | BMX | Winston | 60 min |
| Nov 18, 5:35 PM CST | Special Weather Statement | BMX | Fayette | 40 min |
| Nov 18, 5:50 PM CST | Severe Thunderstorm Warning | BMX | Winston | 25 min |
| Nov 18, 5:53 PM CST | Special Weather Statement | BMX | Walker | 52 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.