Alert archive / Alabama / Wind Advisories in 2011

Wind Advisory 10, NWS Mobile, AL

October 18, 201110 counties in Alabama; 5 counties in Mississippi

NWS Mobile, AL issued this wind advisory at Oct 18, 2011, 3:20 PM CDT for 10 counties in Alabama; 5 counties in Mississippi. It took effect at Oct 18, 2011, 7:00 PM CDT. It was in force for 22 hr.

The area

The counties it named.

The facts

Issued
Oct 18, 2011, 3:20 PM CDT (20:20 UTC)
In effect from
Oct 18, 2011, 7:00 PM CDT
Expired
Oct 19, 2011, 5:00 PM CDT
In force
22 hr
Issued by
NWS Mobile, AL

Counties Butler County, AL, Choctaw County, AL, Clarke County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Escambia County, AL, Monroe County, AL, Washington County, AL, Wilcox County, AL, George County, MS, Greene County, MS, Perry County, MS, Stone County, MS, Wayne County, MS

The radar

The Mobile radar (KMOB), 96 km from the middle of the area, began a volume at 20:19 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, 8.3 hours before the alert went out and 215 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 2011-10-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 180 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 2011-10-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 79 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
180 J/kg
Mixed-layer CIN
-145 J/kg
Mixed-layer LCL
1094 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
79 m²/s²
0-3 km storm-relative helicity
61 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.

668 
WWUS74 KMOB 182020
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
320 PM CDT TUE OCT 18 2011

...STRONG COLD FRONT TO BRING WINDY CONDITIONS TO THE REGION TONIGHT
AND WEDNESDAY...

.A STRONG COLD FRONT WILL MOVE THROUGH THE AREA THIS EVENING. GUSTY
WINDS WILL DEVELOP IN THE WAKE OF THE FRONT AND PERSIST THROUGH
WEDNESDAY AFTERNOON.

ALZ051>064-FLZ001>006-MSZ067-075-076-078-079-190500-
/O.NEW.KMOB.WI.Y.0010.111019T0000Z-111019T2200Z/
CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW-
ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-
LOWER BALDWIN-INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-WAYNE-PERRY-
GREENE-STONE-GEORGE-
INCLUDING THE CITIES OF...BUTLER...LISMAN...SILAS...CHATOM...
MILLRY...JACKSON...THOMASVILLE...GROVE HILL...CAMDEN...
PINE HILL...HOMEWOOD...MONROEVILLE...EVERGREEN...GREENVILLE...
LUVERNE...BRANTLEY...ATMORE...BREWTON...EAST BREWTON...
ANDALUSIA...OPP...MOBILE...PRICHARD...SARALAND...BAY MINETTE...
TILLMANS CORNER...THEODORE...DAPHNE...FAIRHOPE...FOLEY...
SPANISH FORT...CENTURY...FLOMATON...MOLINO...FERRY PASS...BRENT...
WEST PENSACOLA...BELLVIEW...ENSLEY...MYRTLE GROVE...JAY...PACE...
MILTON...CRESTVIEW...WRIGHT...NICEVILLE...SEMINOLE...EGLIN AFB...
WAYNESBORO...RICHTON...BEAUMONT...NEW AUGUSTA...LEAKESVILLE...
MCLAIN...WIGGINS...LUCEDALE
320 PM CDT TUE OCT 18 2011

...WIND ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 5 PM CDT
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 5 PM CDT
WEDNESDAY. 

* EVENT...NORTHWEST WINDS INCREASING TO 15 TO 25 MPH WITH GUSTS AS
  HIGH AS 30 TO 35 MPH.

* TIMING...WINDS WILL INCREASE THIS EVENING AND PERSIST THROUGH THE
  OVERNIGHT HOURS. A SMALL DECREASE IN WINDS IS POSSIBLE AROUND
  DAYBREAK WEDNESDAY...BUT WINDS WILL INCREASE AGAIN BY MID TO LATE
  WEDNESDAY MORNING AND PERSIST THROUGH THE AFTERNOON.

* IMPACT...WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY
  FOR HIGH PROFILE VEHICLES. SMALL UNSECURED OBJECTS CAN ALSO BE
  BLOWN AROUND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 25 TO 39 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION. IN ADDITION...SECURE ANY SMALL
YARD OBJECTS AS THEY CAN EASILY BE BLOWN AROUND IN THE WIND. 

&&

$$
3 follow-up statements
083 
WWUS74 KMOB 190420
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
1120 PM CDT TUE OCT 18 2011

...STRONG COLD FRONT BRINGS WINDY CONDITIONS TO THE REGION...

.A STRONG COLD FRONT WILL MOVE EAST OF THE AREA LATER TONIGHT. STRONG
GUSTY NORTHWEST WINDS IN THE WAKE OF THE FRONT WILL PERSIST THROUGH
WEDNESDAY AFTERNOON.

ALZ051>064-FLZ001>006-MSZ067-075-076-078-079-191230-
/O.CON.KMOB.WI.Y.0010.000000T0000Z-111019T2200Z/
CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW-
ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-
LOWER BALDWIN-INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-WAYNE-PERRY-
GREENE-STONE-GEORGE-
INCLUDING THE CITIES OF...BUTLER...LISMAN...SILAS...CHATOM...
MILLRY...JACKSON...THOMASVILLE...GROVE HILL...CAMDEN...
PINE HILL...HOMEWOOD...MONROEVILLE...EVERGREEN...GREENVILLE...
LUVERNE...BRANTLEY...ATMORE...BREWTON...EAST BREWTON...
ANDALUSIA...OPP...MOBILE...PRICHARD...SARALAND...BAY MINETTE...
TILLMANS CORNER...THEODORE...DAPHNE...FAIRHOPE...FOLEY...
SPANISH FORT...CENTURY...FLOMATON...MOLINO...FERRY PASS...BRENT...
WEST PENSACOLA...BELLVIEW...ENSLEY...MYRTLE GROVE...JAY...PACE...
MILTON...CRESTVIEW...WRIGHT...NICEVILLE...SEMINOLE...EGLIN AFB...
WAYNESBORO...RICHTON...BEAUMONT...NEW AUGUSTA...LEAKESVILLE...
MCLAIN...WIGGINS...LUCEDALE
1120 PM CDT TUE OCT 18 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM CDT WEDNESDAY...

* EVENT...NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH.

* TIMING...THE COLD FRONT WILL MOVE EAST OF DESTIN AROUND MIDNIGHT.
  THE STRONGER WINDS WERE ALONG AND TO THE WEST OF THE COLD FRONT.

* IMPACT...STRONG WINDS CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR
  HIGH PROFILE VEHICLES. SMALL UNSECURED OBJECTS CAN ALSO BE BLOWN
  AROUND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 25 TO 39 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION. IN ADDITION...SECURE
ANY SMALL YARD OBJECTS AS THEY CAN EASILY BE BLOWN AROUND IN THE
WIND.

&&

$$
970 
WWUS74 KMOB 190826
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
326 AM CDT WED OCT 19 2011

...WINDY CONDITIONS CONTINUE THROUGH THIS AFTERNOON...

.STRONG GUSTY NORTHWEST WINDS CONTINUE THROUGH THIS AFTERNOON IN THE
WAKE OF A COLD FRONT THEN SUBSIDE OVERNIGHT.

ALZ051>064-FLZ001>006-MSZ067-075-076-078-079-191630-
/O.CON.KMOB.WI.Y.0010.000000T0000Z-111019T2200Z/
CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW-
ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-
LOWER BALDWIN-INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-WAYNE-PERRY-
GREENE-STONE-GEORGE-
INCLUDING THE CITIES OF...BUTLER...LISMAN...SILAS...CHATOM...
MILLRY...JACKSON...THOMASVILLE...GROVE HILL...CAMDEN...
PINE HILL...HOMEWOOD...MONROEVILLE...EVERGREEN...GREENVILLE...
LUVERNE...BRANTLEY...ATMORE...BREWTON...EAST BREWTON...
ANDALUSIA...OPP...MOBILE...PRICHARD...SARALAND...BAY MINETTE...
TILLMANS CORNER...THEODORE...DAPHNE...FAIRHOPE...FOLEY...
SPANISH FORT...CENTURY...FLOMATON...MOLINO...FERRY PASS...BRENT...
WEST PENSACOLA...BELLVIEW...ENSLEY...MYRTLE GROVE...JAY...PACE...
MILTON...CRESTVIEW...WRIGHT...NICEVILLE...SEMINOLE...EGLIN AFB...
WAYNESBORO...RICHTON...BEAUMONT...NEW AUGUSTA...LEAKESVILLE...
MCLAIN...WIGGINS...LUCEDALE
326 AM CDT WED OCT 19 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM CDT THIS
AFTERNOON...

* EVENT...NORTHWEST WINDS 15 TO 25 MPH WITH FREQUENT GUSTS UP TO 35
  MPH.

* TIMING...STRONG NORTHWEST WINDS CONTINUE THROUGH THIS AFTERNOON
  THEN SUBSIDE TONIGHT.

* IMPACT...STRONG WINDS CAN MAKE DRIVING DIFFICULT... ESPECIALLY 
  FOR HIGH PROFILE VEHICLES. SMALL UNSECURED OBJECTS CAN ALSO BE 
  BLOWN AROUND. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OR FREQUENT GUSTS OF 25
TO 39 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.
IN ADDITION...SECURE ANY SMALL YARD OBJECTS AS THEY CAN EASILY BE
BLOWN AROUND IN THE WIND.

&&

$$
091 
WWUS74 KMOB 191638
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
1138 AM CDT WED OCT 19 2011

...WINDY CONDITIONS CONTINUE THROUGH THIS AFTERNOON...

.STRONG GUSTY NORTHWEST WINDS CONTINUE THROUGH THIS AFTERNOON IN
THE WAKE OF A COLD FRONT THEN SUBSIDE OVERNIGHT.

ALZ051>064-FLZ001>006-MSZ067-075-076-078-079-192200-
/O.CON.KMOB.WI.Y.0010.000000T0000Z-111019T2200Z/
CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW-
ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-
LOWER BALDWIN-INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-WAYNE-PERRY-
GREENE-STONE-GEORGE-
INCLUDING THE CITIES OF...BUTLER...LISMAN...SILAS...CHATOM...
MILLRY...JACKSON...THOMASVILLE...GROVE HILL...CAMDEN...
PINE HILL...HOMEWOOD...MONROEVILLE...EVERGREEN...GREENVILLE...
LUVERNE...BRANTLEY...ATMORE...BREWTON...EAST BREWTON...
ANDALUSIA...OPP...MOBILE...PRICHARD...SARALAND...BAY MINETTE...
TILLMANS CORNER...THEODORE...DAPHNE...FAIRHOPE...FOLEY...
SPANISH FORT...CENTURY...FLOMATON...MOLINO...FERRY PASS...BRENT...
WEST PENSACOLA...BELLVIEW...ENSLEY...MYRTLE GROVE...JAY...PACE...
MILTON...CRESTVIEW...WRIGHT...NICEVILLE...SEMINOLE...EGLIN AFB...
WAYNESBORO...RICHTON...BEAUMONT...NEW AUGUSTA...LEAKESVILLE...
MCLAIN...WIGGINS...LUCEDALE
1138 AM CDT WED OCT 19 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM CDT THIS
AFTERNOON...

* EVENT...NORTHWEST WINDS 15 TO 25 MPH WITH FREQUENT GUSTS UP TO 30
  MPH.

* TIMING...STRONG NORTHWEST WINDS CONTINUE THROUGH THIS AFTERNOON
  THEN SUBSIDE TONIGHT.

* IMPACT...STRONG WINDS CAN MAKE DRIVING DIFFICULT... ESPECIALLY 
  FOR HIGH PROFILE VEHICLES. SMALL UNSECURED OBJECTS CAN ALSO BE 
  BLOWN AROUND. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OR FREQUENT GUSTS OF
25 TO 39 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION. IN ADDITION...SECURE ANY SMALL YARD OBJECTS AS THEY CAN
EASILY BE BLOWN AROUND IN THE WIND.

&&

$$

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 18, 4:48 AM CDTRed Flag WarningMOB37 hr
Oct 18, 2:34 PM CDTFire Weather WatchMOB39 hr
Oct 18, 4:15 AM CDTGale WarningMOB30 hr

Nearby

Wind Advisories in Alabama, 2011Wind Advisories in Mississippi, 2011Wind Advisories in Florida, 2011Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.