Alert archive / Tennessee / Wind Advisories in 2012

Wind Advisory 12, NWS Nashville, TN

December 25, 201212 counties in Tennessee

NWS Nashville, TN issued this wind advisory at Dec 25, 2012, 11:04 AM CST for 12 counties in Tennessee. It took effect at Dec 25, 2012, 7:00 PM CST. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued
Dec 25, 2012, 11:04 AM CST (17:04 UTC)
In effect from
Dec 25, 2012, 7:00 PM CST
Expired
Dec 26, 2012, 10:51 AM CST
In force
16 hr
Issued by
NWS Nashville, TN

Counties Benton County, TN, Cheatham County, TN, Davidson County, TN, Dickson County, TN, Houston County, TN, Humphreys County, TN, Macon County, TN, Montgomery County, TN, Robertson County, TN, Stewart County, TN, Sumner County, TN, Trousdale County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 5.1 hours before the alert went out and 52 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, Nashville Metro, TN at 12:00Z on 2012-12-25Temperature 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, Nashville Metro, TN at 12:00Z on 2012-12-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 square meters per square second.1939587897Sfc1 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
514 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
63 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.

421 
WWUS74 KOHX 251704
NPWOHX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NASHVILLE TN
1104 AM CST TUE DEC 25 2012

...STRONG WINDS WILL DEVELOP THIS EVENING ACROSS NORTHWEST
MIDDLE TENNESSEE...

.A STRENGTHENING AREA OF LOW PRESSURE WILL APPROACH MIDDLE
TENNESSEE THIS EVENING AND MOVE ACROSS THE AREA BY WEDNESDAY
MORNING. THE PRESSURE GRADIENT AROUND THIS LOW WILL LEAD TO
HIGH WIND SPEEDS AHEAD OF IT DURING THE EARLY MORNING HOURS
TONIGHT THEN AGAIN ON WEDNESDAY AS THE LOW PULLS AWAY TO THE
NORTH.

TNZ005>009-022>027-029-260115-
/O.NEW.KOHX.WI.Y.0012.121226T0100Z-121226T2200Z/
STEWART-MONTGOMERY-ROBERTSON-SUMNER-MACON-BENTON-HOUSTON-
HUMPHREYS-DICKSON-CHEATHAM-DAVIDSON-TROUSDALE-
INCLUDING THE CITIES OF...DOVER...CLARKSVILLE...SPRINGFIELD...
GALLATIN...LAFAYETTE...CAMDEN...ERIN...WAVERLY...DICKSON...
ASHLAND CITY...NASHVILLE...HARTSVILLE
1104 AM CST TUE DEC 25 2012

...WIND ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 4 PM CST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 4 PM CST
WEDNESDAY. 

* TIMING...FROM 7 PM THIS EVENING TO 4 PM CST WEDNESDAY.

* WINDS...NORTHEAST TO EAST WINDS SUSTAINED AT 20 TO 25 MPH...WITH
  GUSTS UP TO 40 MPH. WINDS WILL SLACKEN FOR A WHILE LATE TONIGHT
  THEN SWITCH TO THE NORTHWEST WEDNESDAY MORNING AND INCREASE.

* IMPACTS...LOOSE ITEMS SUCH AS HOLIDAY DECORATIONS WILL EASILY BE
  BLOWN AROUND BY THESE STRONG WINDS. MINOR PROPERTY DAMAGE AND
  SOME POWER OUTAGES ARE ALSO POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 25 TO 39 MPH AND/OR GUSTS OF
35 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION. SECURE LOOSE ITEMS SUCH AS HOLIDAY DECORATIONS TO PREVENT
THEM FROM BLOWING AROUND.

&&

$$

JOHNSTONE
4 follow-up statements
092 
WWUS74 KOHX 252111
NPWOHX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NASHVILLE TN
311 PM CST TUE DEC 25 2012

...STRONG WINDS WILL DEVELOP THIS EVENING ACROSS NORTHWEST MIDDLE
TENNESSEE...

.A STRENGTHENING AREA OF LOW PRESSURE WILL APPROACH MIDDLE
TENNESSEE THIS EVENING AND MOVE ACROSS THE AREA BY WEDNESDAY
MORNING. THE PRESSURE GRADIENT AROUND THIS LOW WILL LEAD TO HIGH
WIND SPEEDS AHEAD OF IT DURING THE EARLY MORNING HOURS TONIGHT
THEN AGAIN ON WEDNESDAY AS THE LOW PULLS AWAY TO THE NORTH.

TNZ005>009-022>027-029-260515-
/O.CON.KOHX.WI.Y.0012.121226T0100Z-121226T2200Z/
STEWART-MONTGOMERY-ROBERTSON-SUMNER-MACON-BENTON-HOUSTON-
HUMPHREYS-DICKSON-CHEATHAM-DAVIDSON-TROUSDALE-
INCLUDING THE CITIES OF...DOVER...CLARKSVILLE...SPRINGFIELD...
GALLATIN...LAFAYETTE...CAMDEN...ERIN...WAVERLY...DICKSON...
ASHLAND CITY...NASHVILLE...HARTSVILLE
311 PM CST TUE DEC 25 2012

...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 4 PM
CST WEDNESDAY...

* TIMING...FROM 7 PM THIS EVENING TO 4 PM CST WEDNESDAY.

* WINDS...NORTHEAST TO EAST WINDS SUSTAINED AT 20 TO 25 MPH... 
  WITH GUSTS UP TO 40 MPH. WINDS WILL SLACKEN FOR A WHILE LATE 
  TONIGHT THEN SWITCH TO THE NORTHWEST WEDNESDAY MORNING AND 
  INCREASE. 

* IMPACTS...LOOSE ITEMS SUCH AS HOLIDAY DECORATIONS WILL EASILY 
  BE BLOWN AROUND BY THESE STRONG WINDS. MINOR PROPERTY DAMAGE 
  AND SOME POWER OUTAGES ARE ALSO POSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 25 TO 39 MPH AND/OR GUSTS OF
35 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION. SECURE LOOSE ITEMS SUCH AS HOLIDAY DECORATIONS TO
PREVENT THEM FROM BLOWING AROUND.

&&

$$
040 
WWUS74 KOHX 252248 AAA
NPWOHX

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE NASHVILLE TN
448 PM CST TUE DEC 25 2012

...STRONG WINDS WILL DEVELOP THIS EVENING ACROSS NORTHWEST MIDDLE
TENNESSEE...

.A STRENGTHENING AREA OF LOW PRESSURE WILL APPROACH MIDDLE
TENNESSEE THIS EVENING AND MOVE ACROSS THE AREA BY WEDNESDAY
MORNING. THE PRESSURE GRADIENT AROUND THIS LOW WILL LEAD TO HIGH
WIND SPEEDS AHEAD OF IT DURING THE EARLY MORNING HOURS TONIGHT
THEN AGAIN ON WEDNESDAY AS THE LOW PULLS AWAY TO THE NORTH.

TNZ005>009-022>027-029-260515-
/O.CON.KOHX.WI.Y.0012.121226T0100Z-121226T2200Z/
STEWART-MONTGOMERY-ROBERTSON-SUMNER-MACON-BENTON-HOUSTON-
HUMPHREYS-DICKSON-CHEATHAM-DAVIDSON-TROUSDALE-
INCLUDING THE CITIES OF...DOVER...CLARKSVILLE...SPRINGFIELD...
GALLATIN...LAFAYETTE...CAMDEN...ERIN...WAVERLY...DICKSON...
ASHLAND CITY...NASHVILLE...HARTSVILLE
448 PM CST TUE DEC 25 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM CST WEDNESDAY...

* GEOGRAPHICAL AREA...GENERALLY ALONG AND NORTH OF A LINE FROM
  CAMDEN TO NASHVILLE TO LAFAYETTE.

* TIMING...FROM 7 PM THIS EVENING TO 4 PM CST WEDNESDAY.

* WINDS...NORTHEAST TO EAST WINDS SUSTAINED AT 20 TO 25 MPH... 
  WITH GUSTS UP TO 40 MPH. WINDS WILL SLACKEN FOR A WHILE LATE 
  TONIGHT THEN SWITCH TO THE NORTHWEST WEDNESDAY MORNING AND 
  INCREASE. 

* IMPACTS...LOOSE ITEMS SUCH AS HOLIDAY DECORATIONS WILL EASILY 
  BE BLOWN AROUND BY THESE STRONG WINDS. MINOR PROPERTY DAMAGE 
  AND SOME POWER OUTAGES ARE ALSO POSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 25 TO 39 MPH AND/OR GUSTS OF
35 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION. SECURE LOOSE ITEMS SUCH AS HOLIDAY DECORATIONS TO
PREVENT THEM FROM BLOWING AROUND.

&&

$$

21
209 
WWUS74 KOHX 260942
NPWOHX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NASHVILLE TN
342 AM CST WED DEC 26 2012

...STRONG WINDS WILL CONTINUE TODAY ACROSS NORTHWEST MIDDLE
TENNESSEE...

.A DEEP AREA OF LOW PRESSURE WILL MOVE ACROSS THE AREA THIS
MORNING. THE PRESSURE GRADIENT AROUND THIS LOW WILL LEAD TO HIGH
WIND SPEEDS AS THE LOW PULLS AWAY TO THE NORTH.

TNZ005>009-022>027-029-261745-
/O.CON.KOHX.WI.Y.0012.000000T0000Z-121226T2200Z/
STEWART-MONTGOMERY-ROBERTSON-SUMNER-MACON-BENTON-HOUSTON-
HUMPHREYS-DICKSON-CHEATHAM-DAVIDSON-TROUSDALE-
INCLUDING THE CITIES OF...DOVER...CLARKSVILLE...SPRINGFIELD...
GALLATIN...LAFAYETTE...CAMDEN...ERIN...WAVERLY...DICKSON...
ASHLAND CITY...NASHVILLE...HARTSVILLE
342 AM CST WED DEC 26 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM CST THIS
AFTERNOON...

* GEOGRAPHICAL AREA...GENERALLY ALONG AND NORTH OF A LINE FROM 
  CAMDEN TO NASHVILLE TO LAFAYETTE. 

* TIMING...UNTIL 4 PM CST.

* WINDS...NORTHWEST WINDS SUSTAINED AT 15 TO 25 MPH... WITH GUSTS
  OVER 35 MPH.

* IMPACTS...LOOSE ITEMS SUCH AS HOLIDAY DECORATIONS WILL EASILY 
  BE BLOWN AROUND BY THESE STRONG WINDS. MINOR PROPERTY DAMAGE 
  AND SOME POWER OUTAGES ARE ALSO POSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 25 TO 39 MPH AND/OR GUSTS OF
35 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION. SECURE LOOSE ITEMS SUCH AS HOLIDAY DECORATIONS TO
PREVENT THEM FROM BLOWING AROUND.

&&

$$
014 
WWUS74 KOHX 261651
NPWOHX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NASHVILLE TN
1051 AM CST WED DEC 26 2012

TNZ005>009-022>027-029-261800-
/O.CAN.KOHX.WI.Y.0012.000000T0000Z-121226T2200Z/
STEWART-MONTGOMERY-ROBERTSON-SUMNER-MACON-BENTON-HOUSTON-
HUMPHREYS-DICKSON-CHEATHAM-DAVIDSON-TROUSDALE-
INCLUDING THE CITIES OF...DOVER...CLARKSVILLE...SPRINGFIELD...
GALLATIN...LAFAYETTE...CAMDEN...ERIN...WAVERLY...DICKSON...
ASHLAND CITY...NASHVILLE...HARTSVILLE
1051 AM CST WED DEC 26 2012

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS CANCELLED THE WIND
ADVISORY. 

THE STRONG LOW PRESSURE SYSTEM THAT PROMPTED THE WIND ADVISORY HAS
PULLED AWAY FROM MIDDLE TENNESSEE...AND HAS MOVED INTO EASTERN
KENTUCKY AT LATE MORNING. WINDS WILL STILL BE BRISK TODAY BUT BELOW
ADVISORY CRITERIA. LOOK FOR WINDS FROM THE NORTHWEST AT SPEEDS OF
15 TO 25 MPH WITH GUSTS TO 35 MPH DURING THE DAY.

$$

BOYD

The office that day

Everything else NWS Nashville, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 24, 6:25 PM CSTDense Fog AdvisoryOHXCannon, Clay, Coffee, Cumberland, DeKalb, Fentress and 8 more14 hr
Dec 25, 3:11 PM CSTWinter Weather AdvisoryOHXBenton, Cheatham, Davidson, Dickson, Houston, Humphreys and 5 more20 hr

Nearby

Wind Advisories in Tennessee, 2012Every wind advisory in 2012

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.