Alert archive / Alabama / High Wind Warnings in 2011

High Wind Warning 1, NWS Birmingham, AL

September 5, 201111 counties in Alabama

NWS Birmingham, AL issued this high wind warning at Sep 5, 2011, 6:41 PM CDT for 11 counties in Alabama. It was in force for 3 hr. 14 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Sep 5, 2011, 6:41 PM CDT (23:41 UTC)
Expired
Sep 5, 2011, 10:00 PM CDT
In force
3 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, Jefferson County, AL, Randolph County, AL, Shelby County, AL, St. Clair County, AL, Talladega County, AL

The radar

The Birmingham radar (KBMX), 83 km from the middle of the area, began a volume at 23:43 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.

What was reported inside it

TimeReportWhereRemark
Sep 5, 6:45 PM CDTNON-TSTM WND DMGVestavia Hills, ALSEVERAL TREES REPORTED DOWN IN VESTAVIA, INCLUDING ONE ON A HOME IN THE BADHAM DRIVE AREA.
Sep 5, 6:50 PM CDTFLASH FLOOD4 Wsw Blount Springs, ALSEVERAL ROADS ACROSS THE COUNTY REMAIN UNDERWATER MAKING TRAVEL HAZARDOUS, INCLUDING ALONG AND NEAR THE INTERSTATE 65 CORRIDOR.
Sep 5, 6:50 PM CDTNON-TSTM WND DMG5 Sse Birmingham, ALTREES AND POWER LINES WERE KNOCKED DOWN ALONG OVERTON RD NEAR HIGHWAY 280.
Sep 5, 7:00 PM CDTNON-TSTM WND DMGAlabaster, ALNUMEROUS TREES DOWN ACROSS THE COUNTY INCLUDING THE CITIES OF MONTAVALLO, HELENA, ALABASTER, AND CHELSEA.
Sep 5, 7:02 PM CDTNON-TSTM WND GST 443 E Cedar Bluff, AL
Sep 5, 7:05 PM CDTNON-TSTM WND DMG5 Ese Centre, ALA TREE WAS BLOWN DOWN ON CR 158.
Sep 5, 7:15 PM CDTNON-TSTM WND DMGCenter Point, ALTREES WERE KNOCKED DOWN ACROSS THE COUNTY, RESULTING IN WIDESPREAD POWER OUTAGES, ESPECIALLY IN AND AROUND CENTERPOINT.
Sep 5, 7:20 PM CDTNON-TSTM WND DMGAshville, ALNUMEROUS REPORTS OF TREES AND POWERLINES DOWN ACROSS THE COUNTY, INCLUDING IN AND AROUND ASHVILLE AND SPRINGVILLE. MANY TREES BLOCKED ROADWAYS.
Sep 5, 7:27 PM CDTNON-TSTM WND DMGTalladega, ALNUMEROUS TREES DOWN ACROSS THE COUNTY, INCLUDING IN THE CITIES OF TALLADEGA AND CHILDERSBURG.
Sep 5, 7:30 PM CDTNON-TSTM WND DMG5 Ene Cedar Bluff, ALA TREE REPORTEDLY FELL ON A HOUSE ON ALABAMA HIGHWAY 9 NORTH.
Sep 5, 8:00 PM CDTNON-TSTM WND DMGGlencoe, ALMANY REPORTS OF TREES DOWN BLOCKING ROADWAYS ACROSS ETOWAH COUNTY, INCLUDING NEAR GLENCOE.
Sep 5, 8:04 PM CDTFLASH FLOODHueytown, ALWATER REPORTED OVER TINMILL ROAD BETWEEN PARK ROAD AND DOLOMITE. MOTORISTS WERE STRANDED AT THE TIME LISTED.
Sep 5, 8:15 PM CDTNON-TSTM WND DMGGadsden, AL*** 2 INJ *** WIDESPREAD TREES REPORTED DOWN ACROSS THE COUNTY, WITH SEVERAL STRUCTURES DAMAGED DUE TO FALLING TREES IN AND AROUND GADSDEN, RESULTING IN 2 INJURIES.
Sep 5, 9:00 PM CDTNON-TSTM WND DMGHollins, ALTREES WERE KNOCKED DOWN ACROSS THE ROADWAY IN THE HOLLINS COMMUNITY.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 11.7 hours before the alert went out and 83 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 12:00Z on 2011-09-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 371 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2011-09-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 238 square meters per square second.193958Sfc1 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
371 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
471 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
238 m²/s²
0-3 km storm-relative helicity
277 m²/s²
Significant tornado parameter
0.4
Supercell composite
2.7

Open this sounding in Storm Lab

The text

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

357 
WWUS74 KBMX 052341
NPWBMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BIRMINGHAM AL
641 PM CDT MON SEP 5 2011

...REMNANTS OF LEE WILL PROVIDE BREEZY CONDITIONS THROUGH
TONIGHT...

.AS THE REMNANTS OF LEE SLIDE NORTHEAST THROUGH CENTRAL ALABAMA...
LOOK FOR WINDY CONDITIONS THROUGH THE EVENING HOURS. WITH THE
AMOUNT OF RAINFALL THAT MANY AREAS HAVE RECEIVED OVER THE LAST 6
TO 8 HOURS...GROUNDS HAVE BECOME VERY SATURATED. BECAUSE OF
THIS...WIND GUSTS OF 40 TO 50 MPH WILL DOWN TREES VERY EASILY.

ALZ017>021-024>029-060300-
/O.UPG.KBMX.WI.Y.0023.000000T0000Z-110906T1200Z/
/O.NEW.KBMX.HW.W.0001.110905T2341Z-110906T0300Z/
BLOUNT-ETOWAH-CALHOUN-CHEROKEE-CLEBURNE-JEFFERSON-SHELBY-
ST. CLAIR-TALLADEGA-CLAY-RANDOLPH-
INCLUDING THE CITIES OF...ONEONTA...GADSDEN...ANNISTON...CENTRE...
HEFLIN...BIRMINGHAM...HOOVER...COLUMBIANA...PELHAM...ALABASTER...
PELL CITY...MOODY...TALLADEGA...SYLACAUGA...ASHLAND...ROANOKE
641 PM CDT MON SEP 5 2011

...HIGH WIND WARNING IN EFFECT UNTIL 10 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 10 PM CDT THIS EVENING. THE
WIND ADVISORY IS NO LONGER IN EFFECT FOR THIS AREA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

ALZ011>015-022-023-030>050-060745-
/O.CON.KBMX.WI.Y.0023.000000T0000Z-110906T1200Z/
MARION-LAMAR-FAYETTE-WINSTON-WALKER-PICKENS-TUSCALOOSA-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...HAMILTON...SULLIGENT...VERNON...
FAYETTE...DOUBLE SPRINGS...JASPER...CARROLLTON...TUSCALOOSA...
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...EUFAULA
641 PM CDT MON SEP 5 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT TUESDAY...

* SUSTAINED WINDS AT 15 TO 25 MPH WITH GUSTS AT LEAST TO 40 MPH 
  AS THE REMNANTS OF LEE MOVE THROUGH THE AREA. THESE WINDS WILL 
  KNOCK DOWN TREES ACROSS THE AREA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 18 MPH AND HIGHER...
OR WIND GUSTS OF 30 MPH AND HIGHER...ARE EXPECTED. WINDS THIS
STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. USE EXTRA CAUTION.

&&

$$
1 follow-up statement
181 
WWUS74 KBMX 060309
NPWBMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1009 PM CDT MON SEP 5 2011

...REMNANTS OF LEE WILL PROVIDE WINDY CONDITIONS THROUGH
TONIGHT...

.AS THE REMNANTS OF LEE SLIDE NORTHEAST THROUGH CENTRAL ALABAMA...
LOOK FOR WINDY CONDITIONS THROUGH THE OVERNIGHT HOURS. WITH THE
AMOUNT OF RAINFALL THAT MANY AREAS HAVE RECEIVED OVER THE LAST
6 TO 8 HOURS...GROUNDS HAVE BECOME VERY SATURATED. BECAUSE OF
THIS...WIND GUSTS OF 40 TO 50 MPH WILL DOWN TREES VERY EASILY.

ALZ017>021-024>029-061115-
/O.EXP.KBMX.HW.W.0001.000000T0000Z-110906T0300Z/
/O.EXA.KBMX.WI.Y.0023.000000T0000Z-110906T1200Z/
BLOUNT-ETOWAH-CALHOUN-CHEROKEE-CLEBURNE-JEFFERSON-SHELBY-
ST. CLAIR-TALLADEGA-CLAY-RANDOLPH-
INCLUDING THE CITIES OF...ONEONTA...GADSDEN...ANNISTON...CENTRE...
HEFLIN...BIRMINGHAM...HOOVER...COLUMBIANA...PELHAM...ALABASTER...
PELL CITY...MOODY...TALLADEGA...SYLACAUGA...ASHLAND...ROANOKE
1009 PM CDT MON SEP 5 2011

...WIND ADVISORY IN EFFECT UNTIL 7 AM CDT TUESDAY...
...HIGH WIND WARNING HAS EXPIRED...

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 7 AM CDT TUESDAY. 

* SUSTAINED WINDS AT 15 TO 25 MPH WITH GUSTS AT LEAST TO 50 MPH AS
  THE REMNANTS OF LEE MOVE THROUGH THE AREA. THESE WINDS WILL
  KNOCK DOWN TREES ACROSS THE AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 20 MPH AND HIGHER...
OR WIND GUSTS OF 30 MPH AND HIGHER...ARE EXPECTED. WINDS THIS
STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. USE EXTRA CAUTION.

&&

$$

ALZ011>015-022-023-030>050-061115-
/O.CON.KBMX.WI.Y.0023.000000T0000Z-110906T1200Z/
MARION-LAMAR-FAYETTE-WINSTON-WALKER-PICKENS-TUSCALOOSA-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...HAMILTON...SULLIGENT...VERNON...
FAYETTE...DOUBLE SPRINGS...JASPER...CARROLLTON...TUSCALOOSA...
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...EUFAULA
1009 PM CDT MON SEP 5 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT TUESDAY...

* SUSTAINED WINDS AT 15 TO 25 MPH WITH GUSTS AT LEAST TO 40 MPH 
  AS THE REMNANTS OF LEE MOVE THROUGH THE AREA. THESE WINDS WILL 
  KNOCK DOWN TREES ACROSS THE AREA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 18 MPH AND HIGHER...
OR WIND GUSTS OF 30 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
Sep 5, 4:31 AM CDTWind AdvisoryBMXAutauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more26 hr
Sep 5, 5:34 AM CDTAreal Flood AdvisoryBMXMontgomery3 hr
Sep 5, 5:54 AM CDTFlash Flood WarningBMXElmore, Montgomery2 hr
Sep 5, 6:19 AM CDTFlash Flood WarningBMXPickens7 hr
Sep 5, 6:20 AM CDTTornado WarningBMXPickens24 min
Sep 5, 6:44 AM CDTFlash Flood WarningBMXLamar4 hr
Sep 5, 6:57 AM CDTFlash Flood WarningBMXLamar7 hr
Sep 5, 7:16 AM CDTFlash Flood WarningBMXFayette, Marion, Walker, Winston8 hr
Sep 5, 8:27 AM CDTFlash Flood WarningBMXSumter4 hr
Sep 5, 9:01 AM CDTAreal Flood WarningBMXLamar60 hr
Sep 5, 9:29 AM CDTRiver Flood WarningBMXGreene, Hale, Marengo, Sumter48 hr
Sep 5, 9:40 AM CDTFlash Flood WarningBMXPickens6 hr
Sep 5, 10:07 AM CDTRiver Flood WarningBMXJefferson, Tuscaloosa, Walker72 hr
Sep 5, 10:07 AM CDTRiver Flood WarningBMXGreene, Hale, Marengo, Sumter, Tuscaloosa59 hr
Sep 5, 10:07 AM CDTRiver Flood WarningBMXGreene, Hale, Marengo5 days
Sep 5, 10:14 AM CDTTornado WarningBMXBullock, Pike13 min
Sep 5, 10:16 AM CDTFlash Flood WarningBMXGreene6 hr
Sep 5, 10:28 AM CDTFlash Flood WarningBMXLamar4 hr
Sep 5, 10:31 AM CDTTornado WarningBMXLee, Macon, Russell29 min
Sep 5, 10:48 AM CDTTornado WarningBMXBibb, Hale, Perry27 min
Sep 5, 10:51 AM CDTTornado WarningBMXLee24 min
Sep 5, 11:11 AM CDTTornado WarningBMXChambers34 min
Sep 5, 11:36 AM CDTFlash Flood WarningBMXTuscaloosa7 hr
Sep 5, 11:39 AM CDTTornado WarningBMXPerry36 min
Sep 5, 12:20 PM CDTTornado WarningBMXDallas25 min
Sep 5, 12:21 PM CDTTornado WarningBMXBullock, Pike24 min
Sep 5, 12:35 PM CDTTornado WarningBMXChilton, Dallas, Perry25 min
Sep 5, 12:40 PM CDTAreal Flood WarningBMXPickens3 hr
Sep 5, 1:00 PM CDTTornado WarningBMXLee, Russell30 min
Sep 5, 1:09 PM CDTFlash Flood WarningBMXJefferson6 hr
Sep 5, 1:27 PM CDTAreal Flood WarningBMXPickens3 hr
Sep 5, 1:47 PM CDTAreal Flood WarningBMXPickens3 hr
Sep 5, 2:27 PM CDTSevere Thunderstorm WarningBMXJefferson48 min
Sep 5, 2:28 PM CDTFlash Flood WarningBMXBlount, Jefferson4 hr
Sep 5, 3:01 PM CDTAreal Flood WarningBMXFayette, Marion, Walker, Winston17 hr
Sep 5, 3:03 PM CDTTornado WarningBMXLee, Macon27 min
Sep 5, 3:26 PM CDTRiver Flood WarningBMXJefferson15 hr
Sep 5, 4:06 PM CDTAreal Flood WarningBMXPickens16 hr
Sep 5, 4:39 PM CDTFlash Flood Warning EmergencyBMXJefferson5 hr
Sep 5, 4:52 PM CDTFlash Flood WarningBMXBibb, Shelby3 hr
Sep 5, 5:08 PM CDTSpecial Weather StatementBMXBlount, Jefferson67 min
Sep 5, 5:12 PM CDTFlash Flood WarningBMXEtowah, St. Clair6 hr
Sep 5, 6:12 PM CDTSpecial Weather StatementBMXBlount, Jefferson78 min
Sep 5, 6:18 PM CDTAreal Flood WarningBMXTuscaloosa6 hr
Sep 5, 6:38 PM CDTFlash Flood WarningBMXBlount3 hr

Nearby

High Wind Warnings in Alabama, 2011Every high wind warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.