Alert archive / Tennessee / Wind Advisories in 2016

Wind Advisory 22, NWS Morristown, TN

December 23, 20168 counties in Tennessee

NWS Morristown, TN issued this wind advisory at Dec 23, 2016, 3:02 PM EST for 8 counties in Tennessee. It took effect at Dec 23, 2016, 6:20 PM EST. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Dec 23, 2016, 3:02 PM EST (20:02 UTC)
In effect from
Dec 23, 2016, 6:20 PM EST
Expired
Dec 24, 2016, 8:46 AM EST
In force
14 hr
Issued by
NWS Morristown, TN

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

The radar

The Knoxville radar (KMRX), 41 km from the middle of the area, began a volume at 20:02 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 12:00Z, 8.0 hours before the alert went out and 280 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 12:00Z on 2016-12-23Temperature 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 12:00Z on 2016-12-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 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
2310 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
57 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

267 
WWUS74 KMRX 232002
NPWMRX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MORRISTOWN TN
302 PM EST FRI DEC 23 2016

...STRONG WIND GUSTS IN THE MOUNTAINS TONIGHT AND SATURDAY MORNING...

.A LOW PRESSURE SYSTEM TRACKING ACROSS THE GREAT LAKES TONIGHT WILL
CAUSE SOUTH TO SOUTHWEST WINDS TO INCREASE ACROSS THE SOUTHERN
APPALACHIANS TONIGHT. SUSTAINED WINDS OF 15 TO 25 MPH CAN BE
EXPECTED IN THE MOUNTAINS, MAINLY ABOVE 2500 FEET, WITH GUSTS UP TO
45 MPH.

TNZ018-041-043-045-047-072-074-087-240500-
/O.NEW.KMRX.WI.Y.0022.161224T0500Z-161224T1500Z/
JOHNSON-COCKE SMOKY MOUNTAINS-SOUTHEAST GREENE-UNICOI-
SOUTHEAST CARTER-BLOUNT SMOKY MOUNTAINS-SEVIER SMOKY MOUNTAINS-
SOUTHEAST MONROE-
INCLUDING THE CITIES OF...MOUNTAIN CITY...COSBY...CEDAR CREEK...
ERWIN...ROAN MOUNTAIN...CADES COVE...GATLINBURG...COKER CREEK
302 PM EST FRI DEC 23 2016

...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM EST
SATURDAY...

THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM EST
SATURDAY. 

* EVENT...WIND GUSTS TO UP TO 45 MPH.

* TIMING...MIDNIGHT TONIGHT THROUGH SATURDAY MORNING.

* IMPACTS...WINDS MAY RESULT IN DOWNED TREE LIMBS AND UNSECURED
  OUTDOOR OBJECTS BEING BLOWN OVER.

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.
USE EXTRA CAUTION.

&&

$$
3 follow-up statements
307 
WWUS74 KMRX 232320
NPWMRX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MORRISTOWN TN
620 PM EST FRI DEC 23 2016

...STRONG WIND GUSTS IN THE MOUNTAINS TONIGHT THROUGH SATURDAY
MORNING...

.A LOW PRESSURE SYSTEM TRACKING ACROSS THE GREAT LAKES TONIGHT
WILL CAUSE SOUTH TO SOUTHWEST WINDS TO INCREASE ACROSS THE
SOUTHERN APPALACHIANS. SUSTAINED WINDS OF 15 TO 25 MPH CAN BE
EXPECTED IN THE MOUNTAINS... MAINLY ABOVE 2500 FEET... WITH GUSTS
UP TO 50 MPH POSSIBLE.

TNZ018-041-043-045-047-072-074-087-240900-
/O.EXT.KMRX.WI.Y.0022.161223T2320Z-161224T1500Z/
JOHNSON-COCKE SMOKY MOUNTAINS-SOUTHEAST GREENE-UNICOI-
SOUTHEAST CARTER-BLOUNT SMOKY MOUNTAINS-SEVIER SMOKY MOUNTAINS-
SOUTHEAST MONROE-
INCLUDING THE CITIES OF...MOUNTAIN CITY...COSBY...CEDAR CREEK...
ERWIN...ROAN MOUNTAIN...CADES COVE...GATLINBURG...COKER CREEK
620 PM EST FRI DEC 23 2016

...WIND ADVISORY IN EFFECT UNTIL 10 AM EST SATURDAY...

* EVENT...WIND GUSTS TO UP TO 45 MPH.

* TIMING...THIS EVENING THROUGH SATURDAY MORNING.

* IMPACTS...WINDS MAY RESULT IN DOWNED TREE LIMBS AND UNSECURED 
  OUTDOOR OBJECTS BEING BLOWN OVER. 

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.
USE EXTRA CAUTION.

&&

$$
557 
WWUS74 KMRX 240737
NPWMRX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MORRISTOWN TN
237 AM EST SAT DEC 24 2016

...STRONG WIND GUSTS IN THE MOUNTAINS INTO THIS MORNING...

.A LOW PRESSURE SYSTEM TRACKING ACROSS THE GREAT LAKES REGION WILL
BRING STRONG SOUTH TO SOUTHWEST WINDS ACROSS THE SOUTHERN
APPALACHIANS ESPECIALLY OVER THE HIGHER ELEVATIONS. SUSTAINED
WINDS OF 15 TO 25 MPH CAN BE EXPECTED IN THE MOUNTAINS...MAINLY
ABOVE 2500 FEET...WITH GUSTS UP TO 50 MPH POSSIBLE.

TNZ018-041-043-045-047-072-074-087-241500-
/O.CON.KMRX.WI.Y.0022.000000T0000Z-161224T1500Z/
JOHNSON-COCKE SMOKY MOUNTAINS-SOUTHEAST GREENE-UNICOI-
SOUTHEAST CARTER-BLOUNT SMOKY MOUNTAINS-SEVIER SMOKY MOUNTAINS-
SOUTHEAST MONROE-
INCLUDING THE CITIES OF...MOUNTAIN CITY...COSBY...CEDAR CREEK...
ERWIN...ROAN MOUNTAIN...CADES COVE...GATLINBURG...COKER CREEK
237 AM EST SAT DEC 24 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS MORNING...

* EVENT...SOUTH TO SOUTHWEST WINDS WILL GUST UP TO 50 MPH AT TIMES.

* TIMING...THE GUSTY WINDS WILL CONTINUE INTO THIS MORNING BEFORE
  DIMINISHING.

* IMPACTS...WINDS MAY RESULT IN DOWNED TREE LIMBS AND UNSECURED 
  OUTDOOR OBJECTS BEING BLOWN OVER. 

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.
USE EXTRA CAUTION.

&&

$$
079 
WWUS74 KMRX 241346 AAA
NPWMRX

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE MORRISTOWN TN
846 AM EST SAT DEC 24 2016


TNZ018-041-043-045-047-072-074-087-241500-
/O.CAN.KMRX.WI.Y.0022.000000T0000Z-161224T1500Z/
JOHNSON-COCKE SMOKY MOUNTAINS-SOUTHEAST GREENE-UNICOI-
SOUTHEAST CARTER-BLOUNT SMOKY MOUNTAINS-SEVIER SMOKY MOUNTAINS-
SOUTHEAST MONROE-
INCLUDING THE CITIES OF...MOUNTAIN CITY...COSBY...CEDAR CREEK...
ERWIN...ROAN MOUNTAIN...CADES COVE...GATLINBURG...COKER CREEK
846 AM EST SAT DEC 24 2016

...WIND ADVISORY IS CANCELLED...

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

WINDS ACROSS THE EAST TENNESSEE MOUNTAINS HAVE DIMINISHED BELOW
ADVISORY CRITERIA. SOME GUSTS TO AROUND 20 MPH WILL STILL BE
POSSIBLE AT TIMES THROUGH THE MORNING.

$$

Nearby

Wind Advisories in Tennessee, 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.