Alert archive / Alabama / Wind Advisories in 2013

Wind Advisory 4, NWS Birmingham, AL

February 18, 201330 counties in Alabama

NWS Birmingham, AL issued this wind advisory at Feb 18, 2013, 8:57 PM CST for 30 counties in Alabama. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Feb 18, 2013, 8:57 PM CST (02:57 UTC)
Expired
Feb 19, 2013, 6:00 AM CST
In force
9 hr
Issued by
NWS Birmingham, AL
All 30 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, Elmore County, AL, Etowah County, AL, Fayette County, AL, Greene County, AL, Hale County, AL, Jefferson County, AL, Lamar County, AL, Lee County, AL, Marion 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), 17 km from the middle of the area, began a volume at 02:59 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, 3.0 hours before the alert went out and 16 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.

Skew-T log-pSkew-T log-p diagram, Birmingham, AL at 00:00Z on 2013-02-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 00:00Z on 2013-02-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 213 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2365 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
213 m²/s²
0-3 km storm-relative helicity
475 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

381 
WWUS74 KBMX 190257
NPWBMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BIRMINGHAM AL
857 PM CST MON FEB 18 2013

...BRISK WINDS EXPECTED OVERNIGHT AHEAD OF A FRONT...

ALZ017-023-024-032-191200-
/O.NEW.KBMX.WI.Y.0004.130219T0257Z-130219T1200Z/
BLOUNT-TUSCALOOSA-JEFFERSON-HALE-
INCLUDING THE CITIES OF...ONEONTA...TUSCALOOSA...BIRMINGHAM...
HOOVER...GREENSBORO...MOUNDVILLE
857 PM CST MON FEB 18 2013

...WIND ADVISORY IN EFFECT UNTIL 6 AM CST TUESDAY...

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 AM CST TUESDAY. 

* TIMING...OF THE STRONGEST WINDS WILL BE THROUGH 6 AM.

* WINDS...WILL INCREASE OVERNIGHT WITH SUSTAINED WINDS OF 20 TO
  30 MPH ALONG WITH GUSTS ABOVE 35 MPH POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 24 MPH AND HIGHER...
OR WIND GUSTS OF 36 MPH AND HIGHER...ARE EXPECTED. WINDS THIS
STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. USE EXTRA CAUTION.

&&

$$

ALZ011>015-022-030-031-190600-
/O.NEW.KBMX.WI.Y.0004.130219T0257Z-130219T0600Z/
MARION-LAMAR-FAYETTE-WINSTON-WALKER-PICKENS-SUMTER-GREENE-
INCLUDING THE CITIES OF...HAMILTON...SULLIGENT...VERNON...
FAYETTE...DOUBLE SPRINGS...JASPER...CARROLLTON...LIVINGSTON...
EUTAW
857 PM CST MON FEB 18 2013

...WIND ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. 

* TIMING...OF THE STRONGEST WINDS WILL BE THROUGH AROUND MIDNIGHT.

* WINDS...WILL INCREASE OVERNIGHT WITH SUSTAINED WINDS OF 20 TO
  30 MPH ALONG WITH GUSTS ABOVE 35 MPH POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 24 MPH AND HIGHER...
OR WIND GUSTS OF 36 MPH AND HIGHER...ARE EXPECTED. WINDS THIS
STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. USE EXTRA CAUTION.

&&

$$

ALZ018>021-025>029-033>038-041-043-047-191200-
/O.NEW.KBMX.WI.Y.0004.130219T0600Z-130219T1200Z/
ETOWAH-CALHOUN-CHEROKEE-CLEBURNE-SHELBY-ST. CLAIR-TALLADEGA-CLAY-
RANDOLPH-PERRY-BIBB-CHILTON-COOSA-TALLAPOOSA-CHAMBERS-AUTAUGA-
ELMORE-LEE-
INCLUDING THE CITIES OF...GADSDEN...ANNISTON...CENTRE...HEFLIN...
COLUMBIANA...PELHAM...ALABASTER...PELL CITY...MOODY...TALLADEGA...
SYLACAUGA...ASHLAND...ROANOKE...MARION...CENTREVILLE...CLANTON...
ROCKFORD...ALEXANDER CITY...DADEVILLE...VALLEY...LANETT...
LAFAYETTE...PRATTVILLE...WETUMPKA...TALLASSEE...AUBURN...OPELIKA
857 PM CST MON FEB 18 2013

...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 AM CST
TUESDAY...

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 AM CST
TUESDAY. 

* TIMING...OF THE STRONGEST WINDS WILL BE FROM MIDNIGHT THROUGH
  AROUND 6 AM.

* WINDS...WILL INCREASE OVERNIGHT WITH SUSTAINED WINDS OF 20 TO
  30 MPH ALONG WITH GUSTS ABOVE 35 MPH POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 24 MPH AND HIGHER...
OR WIND GUSTS OF 36 MPH AND HIGHER...ARE EXPECTED. WINDS THIS
STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. USE EXTRA CAUTION.

&&

$$

08
1 follow-up statement
357 
WWUS74 KBMX 190628
NPWBMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1228 AM CST TUE FEB 19 2013

...BRISK WINDS EXPECTED OVERNIGHT AHEAD OF A FRONT...

ALZ011>015-022-030-031-190730-
/O.EXP.KBMX.WI.Y.0004.000000T0000Z-130219T0600Z/
MARION-LAMAR-FAYETTE-WINSTON-WALKER-PICKENS-SUMTER-GREENE-
INCLUDING THE CITIES OF...HAMILTON...SULLIGENT...VERNON...
FAYETTE...DOUBLE SPRINGS...JASPER...CARROLLTON...LIVINGSTON...
EUTAW
1228 AM CST TUE FEB 19 2013

...WIND ADVISORY HAS EXPIRED...

WINDS HAVE DECREASED AHEAD OF A COLD FRONT BUT THE WINDS WILL PICK
BACK UP BEHIND THE FRONT. WINDS WILL REMAIN BELOW ADVISORY
CRITERIA BUT MAY GUST 20 TO 30 MPH AT TIMES.

$$

ALZ017>021-023>029-032>038-041-043-047-191200-
/O.CON.KBMX.WI.Y.0004.000000T0000Z-130219T1200Z/
BLOUNT-ETOWAH-CALHOUN-CHEROKEE-CLEBURNE-TUSCALOOSA-JEFFERSON-
SHELBY-ST. CLAIR-TALLADEGA-CLAY-RANDOLPH-HALE-PERRY-BIBB-CHILTON-
COOSA-TALLAPOOSA-CHAMBERS-AUTAUGA-ELMORE-LEE-
INCLUDING THE CITIES OF...ONEONTA...GADSDEN...ANNISTON...CENTRE...
HEFLIN...TUSCALOOSA...BIRMINGHAM...HOOVER...COLUMBIANA...PELHAM...
ALABASTER...PELL CITY...MOODY...TALLADEGA...SYLACAUGA...ASHLAND...
ROANOKE...GREENSBORO...MOUNDVILLE...MARION...CENTREVILLE...
CLANTON...ROCKFORD...ALEXANDER CITY...DADEVILLE...VALLEY...
LANETT...LAFAYETTE...PRATTVILLE...WETUMPKA...TALLASSEE...AUBURN...
OPELIKA
1228 AM CST TUE FEB 19 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST EARLY THIS
MORNING...

* TIMING...OF THE STRONGEST WINDS WILL BE FROM MIDNIGHT THROUGH 
  AROUND 6 AM. 

* WINDS...WILL INCREASE OVERNIGHT WITH SUSTAINED WINDS OF 20 TO 
  30 MPH ALONG WITH GUSTS ABOVE 35 MPH POSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 24 MPH AND HIGHER...
OR WIND GUSTS OF 36 MPH AND HIGHER...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.

IssuedProductOfficeCountiesLasted
Feb 19, 2:20 PM CSTFire Weather WatchBMXBlount, Calhoun, Chambers, Cherokee, Clay, Cleburne and 9 more27 hr

Nearby

Wind Advisories in Alabama, 2013Every wind advisory in 2013

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.