Alert archive / Tennessee / Wind Advisories in 2011

Wind Advisory 3, NWS Morristown, TN

February 14, 20117 counties in Tennessee

NWS Morristown, TN issued this wind advisory at Feb 14, 2011, 3:10 AM EST for 7 counties in Tennessee. It took effect at Feb 14, 2011, 4:00 AM EST. It was in force for 17 hr.

The area

The counties it named.

The facts

Issued
Feb 14, 2011, 3:10 AM EST (08:10 UTC)
In effect from
Feb 14, 2011, 4:00 AM EST
Expired
Feb 14, 2011, 9:00 PM EST
In force
17 hr
Issued by
NWS Morristown, TN

Counties Blount County, TN, Carter County, TN, Cocke County, TN, Greene County, TN, Johnson County, TN, Sevier County, TN, Unicoi County, TN

The radar

The Knoxville radar (KMRX), 53 km from the middle of the area, began a volume at 08:10 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

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 8.2 hours before the alert went out and 264 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, Greensboro/Hi Pt, NC at 00:00Z on 2011-02-14Temperature 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, Greensboro/Hi Pt, NC at 00:00Z on 2011-02-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 161 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2831 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
161 m²/s²
0-3 km storm-relative helicity
145 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.

933 
WWUS74 KMRX 140810
NPWMRX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MORRISTOWN TN
310 AM EST MON FEB 14 2011

...WINDY CONDITIONS EXPECTED ACROSS THE MOUNTAINS TODAY...

.A STRONG LOW PRESSURE SYSTEM OVER THE GREAT LAKES REGION WILL
BRING A COLD FRONT THROUGH THE SOUTHERN APPALACHIAN REGION TODAY.
THIS COLD FRONT WILL HELP TO GENERATE STRONG AND GUSTY WESTERLY
WINDS...ESPECIALLY ACROSS THE HIGHER ELEVATIONS.


TNZ018-041-043-045-047-072-074-141700-
/O.NEW.KMRX.WI.Y.0003.110214T0900Z-110215T0200Z/
JOHNSON-COCKE SMOKY MOUNTAINS-SOUTHEAST GREENE-UNICOI-
SOUTHEAST CARTER-BLOUNT SMOKY MOUNTAINS-SEVIER SMOKY MOUNTAINS-
INCLUDING THE CITIES OF...MOUNTAIN CITY...CEDAR CREEK...ERWIN...
ROAN MOUNTAIN...CADES COVE...GATLINBURG
310 AM EST MON FEB 14 2011

...WIND ADVISORY IN EFFECT UNTIL 9 PM EST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 9 PM THIS EVENING.

* TIMING: WESTERLY WINDS WILL INCREASE THIS MORNING AS A COLD FRONT
  APPROACHES THE REGION...AND WILL CONTINUE UNTIL SHORTLY AFTER
  SUNSET.

* WINDS: WESTERLY WINDS OF 20 TO 30 MPH WITH HIGHER GUSTS...ESPECIALLY
  ACROSS THE HIGHER ELEVATIONS ABOVE 2500 FEET.

* IMPACTS: STRONG GUSTY WINDS COULD DAMAGE SHALLOW ROOTED TREES OR
  WEAK LIMBS. DRIVING MAY BECOME DIFFICULT ACROSS THE HIGHER
  ELEVATIONS...ESPECIALLY WITH HIGH PROFILE VEHICLES.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 26 TO 39 MPH AND/OR GUSTS OF
40 TO 57 MPH ARE EXPECTED OR OCCURRING. WINDS THIS STRONG CAN
MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES...
SO USE CAUTION WHEN DRIVING.

&&

$$

DMG
2 follow-up statements
393 
WWUS74 KMRX 141449
NPWMRX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MORRISTOWN TN
949 AM EST MON FEB 14 2011

...WINDY CONDITIONS EXPECTED ACROSS THE MOUNTAINS TODAY...

.A STRONG LOW PRESSURE SYSTEM OVER THE GREAT LAKES REGION WILL
BRING A COLD FRONT THROUGH THE SOUTHERN APPALACHIAN REGION TODAY.
THIS COLD FRONT WILL HELP TO GENERATE STRONG AND GUSTY WESTERLY
WINDS...ESPECIALLY ACROSS THE HIGHER ELEVATIONS.

TNZ018-041-043-045-047-072-074-142300-
/O.CON.KMRX.WI.Y.0003.000000T0000Z-110215T0200Z/
JOHNSON-COCKE SMOKY MOUNTAINS-SOUTHEAST GREENE-UNICOI-
SOUTHEAST CARTER-BLOUNT SMOKY MOUNTAINS-SEVIER SMOKY MOUNTAINS-
INCLUDING THE CITIES OF...MOUNTAIN CITY...CEDAR CREEK...ERWIN...
ROAN MOUNTAIN...CADES COVE...GATLINBURG
949 AM EST MON FEB 14 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING. 

* TIMING: WESTERLY WINDS WILL INCREASE TODAY AS A COLD FRONT
  APPROACHES THE REGION...AND WILL CONTINUE UNTIL SHORTLY AFTER
  SUNSET.

* WINDS: WESTERLY WINDS OF 20 TO 30 MPH WITH HIGHER GUSTS... 
  ESPECIALLY ACROSS THE HIGHER ELEVATIONS ABOVE 2500 FEET. 

* IMPACTS: STRONG GUSTY WINDS COULD DAMAGE SHALLOW ROOTED TREES 
  OR WEAK LIMBS. DRIVING MAY BECOME DIFFICULT ACROSS THE HIGHER 
  ELEVATIONS...ESPECIALLY WITH HIGH PROFILE VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 26 TO 39 MPH AND/OR GUSTS OF
40 TO 57 MPH ARE EXPECTED OR OCCURRING. WINDS THIS STRONG CAN
MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES...
SO USE CAUTION WHEN DRIVING.

&&

$$

DH
875 
WWUS74 KMRX 142006
NPWMRX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MORRISTOWN TN
306 PM EST MON FEB 14 2011

...WINDY CONDITIONS WILL CONTINUE ACROSS THE MOUNTAINS THROUGH THIS
EVENING...

.A STRONG LOW PRESSURE SYSTEM OVER THE GREAT LAKES REGION WILL
BRING A COLD FRONT THROUGH THE SOUTHERN APPALACHIAN REGION TODAY.
THIS COLD FRONT WILL HELP TO GENERATE STRONG AND GUSTY NORTHWEST WINDS...
ESPECIALLY ACROSS THE HIGHER ELEVATIONS.

TNZ018-041-043-045-047-072-074-150200-
/O.CON.KMRX.WI.Y.0003.000000T0000Z-110215T0200Z/
JOHNSON-COCKE SMOKY MOUNTAINS-SOUTHEAST GREENE-UNICOI-
SOUTHEAST CARTER-BLOUNT SMOKY MOUNTAINS-SEVIER SMOKY MOUNTAINS-
INCLUDING THE CITIES OF...MOUNTAIN CITY...CEDAR CREEK...ERWIN...
ROAN MOUNTAIN...CADES COVE...GATLINBURG
306 PM EST MON FEB 14 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING. 

* TIMING: WESTERLY WINDS WILL CONTINUE THROUGH THIS EVENING AS A
  COLD FRONT MOVES ACROSS THE REGION...BUT DIMINISH SHORTLY AFTER
  SUNSET.

* WINDS: WEST TO NORTHWEST WINDS OF 20 TO 30 MPH WITH HIGHER
  GUSTS...ESPECIALLY ACROSS THE HIGHER ELEVATIONS ABOVE 2500 FEET.

* IMPACTS: STRONG GUSTY WINDS COULD DAMAGE SHALLOW ROOTED TREES 
  OR WEAK LIMBS. DRIVING MAY BECOME DIFFICULT ACROSS THE HIGHER 
  ELEVATIONS...ESPECIALLY WITH HIGH PROFILE VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 26 TO 39 MPH AND/OR GUSTS OF
40 TO 57 MPH ARE EXPECTED OR OCCURRING. WINDS THIS STRONG CAN
MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES...
SO USE CAUTION WHEN DRIVING.

&&

$$

DH

Nearby

Wind Advisories in Tennessee, 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.