Alert archive / Alabama / Wind Advisories in 2015
Wind Advisory 7, NWS Birmingham, AL
NWS Birmingham, AL issued this wind advisory at Nov 18, 2015, 9:20 AM CST for Jefferson County, Shelby County, Alabama. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Nov 18, 2015, 9:20 AM CST (15:20 UTC)
- Expired
- Nov 18, 2015, 12:00 PM CST
- In force
- 3 hr
- Issued by
- NWS Birmingham, AL
Counties Jefferson County, AL, Shelby County, AL
The radar
The Birmingham radar (KBMX), 26 km from the middle of the area, began a volume at 15:19 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, 3.3 hours before the alert went out and 25 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
- 19 J/kg
- Mixed-layer CIN
- -274 J/kg
- Mixed-layer LCL
- 931 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 475 m²/s²
- 0-3 km storm-relative helicity
- 594 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
855 WWUS74 KBMX 181520 NPWBMX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BIRMINGHAM AL 920 AM CST WED NOV 18 2015 ...WINDY CONDITIONS EXPECTED ACROSS EAST CENTRAL ALABAMA THIS MORNING... ALZ024-025-181800- /O.EXP.KBMX.WI.Y.0006.000000T0000Z-151118T1500Z/ /O.NEW.KBMX.WI.Y.0007.151118T1520Z-151118T1800Z/ JEFFERSON-SHELBY- INCLUDING THE CITIES OF...BIRMINGHAM...HOOVER...COLUMBIANA... PELHAM...ALABASTER 920 AM CST WED NOV 18 2015 ...WIND ADVISORY IN EFFECT UNTIL NOON CST TODAY... THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL NOON CST TODAY. * TIMING...THROUGH 12 NOON TODAY. * WINDS...SOUTHEAST WINDS AROUND 20-25 MPH WITH GUSTS UP TO 35 MPH. * IMPACTS...DRIVING MAY BECOME DIFFICULT...ESPECIALLY IN HIGHER ELEVATIONS. SMALL OBJECTS MAY ALSO BE BLOWN AROUND IF NOT SECURED. WEAKER TREES AND SMALL LIMBS AND BRANCHES COULD FALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 MPH...OR GUSTS UP TO 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ ALZ011>015-022-023-030>034-039-181630- /O.EXP.KBMX.WI.Y.0006.000000T0000Z-151118T1500Z/ MARION-LAMAR-FAYETTE-WINSTON-WALKER-PICKENS-TUSCALOOSA-SUMTER- GREENE-HALE-PERRY-BIBB-MARENGO- INCLUDING THE CITIES OF...HAMILTON...SULLIGENT...VERNON... FAYETTE...DOUBLE SPRINGS...JASPER...CARROLLTON...TUSCALOOSA... LIVINGSTON...EUTAW...GREENSBORO...MOUNDVILLE...MARION... CENTREVILLE...DEMOPOLIS...LINDEN 920 AM CST WED NOV 18 2015 ...WIND ADVISORY HAS EXPIRED... THE MAIN CONVECTIVE LINE HAS PUSHED EAST OF THE AREA AND THE SURFACE WINDS HAVE WEAKENED. $$ ALZ035>038-040>050-181800- /O.CON.KBMX.WI.Y.0006.000000T0000Z-151118T1800Z/ CHILTON-COOSA-TALLAPOOSA-CHAMBERS-DALLAS-AUTAUGA-LOWNDES-ELMORE- MONTGOMERY-MACON-BULLOCK-LEE-RUSSELL-PIKE-BARBOUR- INCLUDING THE CITIES OF...CLANTON...ROCKFORD...ALEXANDER CITY... DADEVILLE...VALLEY...LANETT...LAFAYETTE...SELMA...PRATTVILLE... FORT DEPOSIT...HAYNEVILLE...WETUMPKA...TALLASSEE...MONTGOMERY... TUSKEGEE...UNION SPRINGS...AUBURN...OPELIKA...PHENIX CITY... TROY...EUFAULA 920 AM CST WED NOV 18 2015 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... * TIMING...THROUGH 12 NOON TODAY. * WINDS...SOUTHEAST WINDS AROUND 20-25 MPH WITH GUSTS UP TO 35 MPH...ESPECIALLY IN THE HIGHER ELEVATIONS. * IMPACTS...DRIVING MAY BECOME DIFFICULT...ESPECIALLY IN HIGHER ELEVATIONS. SMALL OBJECTS MAY ALSO BE BLOWN AROUND IF NOT SECURED. WEAKER TREES AND SMALL LIMBS AND BRANCHES COULD FALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 MPH...OR GUSTS UP TO 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ ALZ017>021-026>029-181800- /O.CON.KBMX.WI.Y.0006.000000T0000Z-151118T1800Z/ BLOUNT-ETOWAH-CALHOUN-CHEROKEE-CLEBURNE-ST. CLAIR-TALLADEGA-CLAY- RANDOLPH- INCLUDING THE CITIES OF...ONEONTA...GADSDEN...ANNISTON...CENTRE... HEFLIN...PELL CITY...MOODY...TALLADEGA...SYLACAUGA...ASHLAND... ROANOKE 920 AM CST WED NOV 18 2015 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... * TIMING...THOUGH 12 NOON TODAY. * WINDS...SOUTHEAST WINDS AROUND 20-25 MPH WITH GUSTS UP TO 35 MPH...ESPECIALLY IN THE HIGHER ELEVATIONS. * IMPACTS...DRIVING MAY BECOME DIFFICULT...ESPECIALLY IN HIGHER ELEVATIONS. SMALL OBJECTS MAY ALSO BE BLOWN AROUND IF NOT SECURED. WEAKER TREES AND SMALL LIMBS AND BRANCHES COULD FALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 MPH...OR GUSTS 35 MPH OR MORE ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
1 follow-up statement
102 WWUS74 KBMX 181735 NPWBMX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BIRMINGHAM AL 1135 AM CST WED NOV 18 2015 ...WINDY CONDITIONS EXPECTED ACROSS SOUTHEAST PORTIONS OF CENTRAL ALABAMA THIS AFTERNOON... ALZ017>021-026>029-181845- /O.EXP.KBMX.WI.Y.0006.000000T0000Z-151118T1800Z/ BLOUNT-ETOWAH-CALHOUN-CHEROKEE-CLEBURNE-ST. CLAIR-TALLADEGA-CLAY- RANDOLPH- INCLUDING THE CITIES OF...ONEONTA...GADSDEN...ANNISTON...CENTRE... HEFLIN...PELL CITY...MOODY...TALLADEGA...SYLACAUGA...ASHLAND... ROANOKE 1135 AM CST WED NOV 18 2015 ...WIND ADVISORY WILL EXPIRE AT NOON CST TODAY... * TIMING...THROUGH 12 NOON TODAY. * WINDS...SOUTHEAST WINDS AROUND 20-25 MPH WITH GUSTS UP TO 35 MPH. * IMPACTS...DRIVING MAY BECOME DIFFICULT...ESPECIALLY IN HIGHER ELEVATIONS. SMALL OBJECTS MAY ALSO BE BLOWN AROUND IF NOT SECURED. WEAKER TREES AND SMALL LIMBS AND BRANCHES COULD FALL. $$ ALZ024-025-181845- /O.EXP.KBMX.WI.Y.0007.000000T0000Z-151118T1800Z/ JEFFERSON-SHELBY- INCLUDING THE CITIES OF...BIRMINGHAM...HOOVER...COLUMBIANA... PELHAM...ALABASTER 1135 AM CST WED NOV 18 2015 ...WIND ADVISORY WILL EXPIRE AT NOON CST TODAY... * TIMING...THROUGH 12 NOON TODAY. * WINDS...SOUTHEAST WINDS AROUND 20-25 MPH WITH GUSTS UP TO 35 MPH. * IMPACTS...DRIVING MAY BECOME DIFFICULT...ESPECIALLY IN HIGHER ELEVATIONS. SMALL OBJECTS MAY ALSO BE BLOWN AROUND IF NOT SECURED. WEAKER TREES AND SMALL LIMBS AND BRANCHES COULD FALL. $$ ALZ035>038-040>050-182100- /O.EXT.KBMX.WI.Y.0006.000000T0000Z-151118T2100Z/ CHILTON-COOSA-TALLAPOOSA-CHAMBERS-DALLAS-AUTAUGA-LOWNDES-ELMORE- MONTGOMERY-MACON-BULLOCK-LEE-RUSSELL-PIKE-BARBOUR- INCLUDING THE CITIES OF...CLANTON...ROCKFORD...ALEXANDER CITY... DADEVILLE...VALLEY...LANETT...LAFAYETTE...SELMA...PRATTVILLE... FORT DEPOSIT...HAYNEVILLE...WETUMPKA...TALLASSEE...MONTGOMERY... TUSKEGEE...UNION SPRINGS...AUBURN...OPELIKA...PHENIX CITY... TROY...EUFAULA 1135 AM CST WED NOV 18 2015 ...WIND ADVISORY NOW IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... * TIMING...THROUGH 3 PM CST TODAY. * WINDS...SOUTHEAST WINDS AROUND 20-25 MPH WITH GUSTS UP TO 35 MPH. * IMPACTS...DRIVING MAY BECOME DIFFICULT...ESPECIALLY IN HIGHER ELEVATIONS. SMALL OBJECTS MAY ALSO BE BLOWN AROUND IF NOT SECURED. WEAKER TREES AND SMALL LIMBS AND BRANCHES COULD FALL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 MPH...OR GUSTS UP TO 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 18, 3:19 AM CST | Special Weather Statement | BMX | Lamar, Marion | 56 min |
| Nov 18, 3:24 AM CST | Special Weather Statement | BMX | Pickens | 66 min |
| Nov 18, 4:21 AM CST | Special Weather Statement | BMX | Lamar, Pickens, Sumter | 69 min |
| Nov 18, 4:27 AM CST | Severe Thunderstorm Warning | BMX | Pickens, Sumter | 48 min |
| Nov 18, 5:23 AM CST | Special Weather Statement | BMX | Fayette, Marion | 67 min |
| Nov 18, 7:41 AM CST | Special Weather Statement | BMX | Marengo | 64 min |
| Nov 18, 8:17 AM CST | River Flood Warning | BMX | Greene, Hale, Marengo, Pickens, Sumter | 3 days |
| Nov 18, 8:25 AM CST | River Flood Warning | BMX | Sumter | 4 days |
| Nov 18, 8:45 AM CST | Special Weather Statement | BMX | Perry | 45 min |
| Nov 18, 9:29 AM CST | Areal Flood Advisory | BMX | Greene, Lamar, Marion, Pickens, Sumter | 3 hr |
| Nov 18, 9:34 AM CST | Special Weather Statement | BMX | Blount | 56 min |
| Nov 18, 9:39 AM CST | Special Weather Statement | BMX | Dallas | 36 min |
| Nov 18, 9:45 AM CST | Special Weather Statement | BMX | Jefferson, Shelby | 45 min |
| Nov 18, 10:16 AM CST | Special Weather Statement | BMX | Chilton | 44 min |
| Nov 18, 11:05 AM CST | Special Weather Statement | BMX | St. Clair, Talladega | 40 min |
| Nov 18, 12:38 PM CST | Areal Flood Advisory | BMX | Autauga, Elmore, Lowndes, Montgomery | 3 hr |
| Nov 18, 1:15 PM CST | Areal Flood Advisory | BMX | Clay, Coosa, Tallapoosa | 3 hr |
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.