Alert archive / Alabama / Wind Advisories in 2014

Wind Advisory 6, NWS Mobile, AL

February 21, 201410 counties in Alabama; 5 counties in Mississippi

NWS Mobile, AL issued this wind advisory at Feb 21, 2014, 3:04 AM CST for 10 counties in Alabama; 5 counties in Mississippi. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Feb 21, 2014, 3:04 AM CST (09:04 UTC)
Expired
Feb 21, 2014, 9:00 AM CST
In force
6 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 09:07 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, 9.1 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 00:00Z on 2014-02-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 755 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 00:00Z on 2014-02-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 181 square meters per square second.19395878Sfc1 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
755 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
734 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
181 m²/s²
0-3 km storm-relative helicity
208 m²/s²
Significant tornado parameter
0.8
Supercell composite
3.7

Open this sounding in Storm Lab

The text

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

975 
WWUS74 KMOB 210904
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
304 AM CST FRI FEB 21 2014

...HAZARDOUS WIND CONDITIONS CAN BE EXPECTED THROUGH 9 AM CST...

.A STRONG NORTHWESTERLY WIND WITH FREQUENT GUSTS TO 30 MPH CAN BE
EXPECTED IN THE WAKE OF A COLD FRONT THROUGH 9 AM CST THIS MORNING. 

ALZ051>064-FLZ001>006-MSZ067-075-076-078-079-211500-
/O.NEW.KMOB.WI.Y.0006.140221T0904Z-140221T1500Z/
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
304 AM CST FRI FEB 21 2014

...WIND ADVISORY IN EFFECT UNTIL 9 AM CST THIS MORNING...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM CST THIS MORNING. 

* TIMING...THROUGH 9 AM CST THIS MORNING.  

* WINDS...15 TO 25 MPH WITH FREQUENT GUSTS TO 30 MPH. 

* IMPACTS...HAZARDOUS CONDITIONS FOR HIGH PROFILE VEHICLES. 

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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 21, 1:48 AM CSTAreal Flood AdvisoryMOBEscambia117 min
Feb 21, 2:34 AM CSTSevere Thunderstorm WarningMOBEscambia, Santa Rosa56 min
Feb 21, 3:01 AM CSTTornado WarningMOBEscambia, Santa Rosa44 min
Feb 21, 3:24 AM CSTSevere Thunderstorm WarningMOBOkaloosa, Santa Rosa51 min
Feb 21, 3:37 AM CSTAreal Flood AdvisoryMOBEscambia, Okaloosa, Santa Rosa113 min
Feb 21, 3:54 AM CSTAreal Flood AdvisoryMOBEscambia2 hr
Feb 20, 7:51 PM CSTMarine Dense Fog AdvisoryMOB7 hr
Feb 20, 7:55 PM CSTTornado WarningMOBClarke, Washington35 min
Feb 20, 8:27 PM CSTSevere Thunderstorm WarningMOBClarke, Wilcox63 min
Feb 20, 10:31 PM CSTAreal Flood AdvisoryMOBChoctaw3 hr
Feb 20, 10:57 PM CSTSevere Thunderstorm WarningMOBChoctaw, Washington78 min
Feb 21, 12:10 AM CSTSevere Thunderstorm WarningMOBChoctaw, Clarke, Washington80 min
Feb 21, 12:34 AM CSTAreal Flood AdvisoryMOBBaldwin, Choctaw, Clarke, Mobile, Washington116 min
Feb 21, 1:04 AM CSTSevere Thunderstorm WarningMOBClarke, Monroe, Wilcox41 min
Feb 21, 1:52 AM CSTSevere Thunderstorm WarningMOBBaldwin, Mobile53 min
Feb 21, 1:57 AM CSTSpecial Marine WarningMOB93 min
Feb 21, 2:46 AM CSTAreal Flood AdvisoryMOBButler, Conecuh, Escambia, Monroe119 min
Feb 21, 3:54 AM CSTSpecial Marine WarningMOB96 min
Feb 21, 4:30 AM CSTSpecial Marine WarningMOB90 min
Feb 21, 4:42 AM CSTSpecial Marine WarningMOB93 min
Feb 21, 5:25 AM CSTSpecial Marine WarningMOB95 min
Feb 21, 10:46 AM CSTRiver Flood WarningMOBChoctaw, Clarke, Washington3 days
Feb 20, 6:00 PM CSTTornado WarningMOBWayne45 min
Feb 20, 9:42 PM CSTSevere Thunderstorm WarningMOBGreene, Perry, Wayne78 min
Feb 20, 11:44 PM CSTSevere Thunderstorm WarningMOBGreene, Perry61 min
Feb 21, 12:59 AM CSTAreal Flood AdvisoryMOBGeorge, Greene, Perry, Stone2 hr
Feb 21, 11:33 AM CSTRiver Flood WarningMOBGeorge, Greene, Perry4 days
Feb 21, 11:33 AM CSTRiver Flood WarningMOBGeorge, Greene, Wayne4 days

Nearby

Wind Advisories in Alabama, 2014Wind Advisories in Mississippi, 2014Wind Advisories in Florida, 2014Every wind advisory in 2014

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.