Alert archive / Alabama / Wind Advisories in 2016

Wind Advisory 3, NWS Birmingham, AL

February 9, 201610 counties in Alabama

NWS Birmingham, AL issued this wind advisory at Feb 9, 2016, 3:00 AM CST for 10 counties in Alabama. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Feb 9, 2016, 3:00 AM CST (09:00 UTC)
Expired
Feb 9, 2016, 6:00 PM CST
In force
15 hr
Issued by
NWS Birmingham, AL

Counties Autauga County, AL, Dallas County, AL, Greene County, AL, Hale County, AL, Lowndes County, AL, Marengo County, AL, Montgomery County, AL, Perry County, AL, Pickens County, AL, Sumter County, AL

The radar

The Birmingham radar (KBMX), 87 km from the middle of the area, began a volume at 08:58 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, 9.0 hours before the alert went out and 87 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 2016-02-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 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 2016-02-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 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
2 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
1882 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
124 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

891 
WWUS74 KBMX 090900
NPWBMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BIRMINGHAM AL
300 AM CST TUE FEB 9 2016

...WINDY CONDITIONS ACROSS PORTIONS OF CENTRAL ALABAMA...

.AS THE UPPER LOW SWINGS THROUGH CENTRAL ALABAMA...WINDS WILL
INCREASE THIS MORNING AND REMAIN STRONG ACROSS ALL OF CENTRAL
THROUGH THE AFTERNOON. THE STRONGEST WINDS ARE FORECAST TO BE IN
THE SOUTHWEST...OR ALONG AND SOUTH OF AN ALICEVILLE TO MONTGOMERY
LINE. WINDS ACROSS THE AREA WILL BE 15 TO 20 MPH WITH GUST UP TO
25 MPH...WHILE THE ADVISED AREAS MAY SEE WINDS UP TO 25 MPH WITH
HIGHER GUSTS.

ALZ022-030>033-039>042-044-100000-
/O.NEW.KBMX.WI.Y.0003.160209T0900Z-160210T0000Z/
PICKENS-SUMTER-GREENE-HALE-PERRY-MARENGO-DALLAS-AUTAUGA-LOWNDES-
MONTGOMERY-
INCLUDING THE CITIES OF...CARROLLTON...LIVINGSTON...EUTAW...
GREENSBORO...MOUNDVILLE...MARION...DEMOPOLIS...LINDEN...SELMA...
PRATTVILLE...FORT DEPOSIT...HAYNEVILLE...MONTGOMERY
300 AM CST TUE FEB 9 2016

...WIND ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CST THIS EVENING. 

* TIMING...THROUGH 6 PM.

* WINDS...WILL BE STRONG AT 15 TO 25 MPH WITH GUST UP 30 MPH IN
  THE ADVISED AREA. 

* IMPACTS...DRIVING MAY BECOME DIFFICULT DUE TO STRONG WINDS.
  SMALL LIMBS AND BRANCHES MAY BREAK AS WELL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 24 MPH ARE EXPECTED WITH
HIGHER GUSTS. 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 9, 9:57 AM CSTWinter Weather AdvisoryBMXCherokee11 hr

Nearby

Wind Advisories in Alabama, 2016Every wind advisory in 2016

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.