Alert archive / Tennessee / Wind Advisories in 2018

Wind Advisory 2, NWS Morristown, TN

January 22, 20188 counties in Tennessee; Wise County, City of Norton, Virginia

NWS Morristown, TN issued this wind advisory at Jan 22, 2018, 4:04 AM EST for 8 counties in Tennessee; Wise County, City of Norton, Virginia. It took effect at Jan 22, 2018, 10:00 AM EST. It was in force for 20 hr.

The area

The counties it named.

The facts

Issued
Jan 22, 2018, 4:04 AM EST (09:04 UTC)
In effect from
Jan 22, 2018, 10:00 AM EST
Expired
Jan 23, 2018, 6:00 AM EST
In force
20 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, City of Norton, VA, Wise County, VA

The radar

The Knoxville radar (KMRX), 42 km from the middle of the area, began a volume at 09:04 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, 9.1 hours before the alert went out and 273 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 2018-01-22Temperature 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 2018-01-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 square meters per square second.1939Sfc1 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
1618 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
24 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

462 
WWUS74 KMRX 220904
NPWMRX

URGENT - WEATHER MESSAGE
National Weather Service Morristown TN
404 AM EST Mon Jan 22 2018

...Windy Conditions across the Mountains and Adjacent Foothills
Today and Tonight...

.A strong upper storm system will move across the Ohio and
Tennessee Valleys today and tonight. This system will increase the
wind aloft this afternoon into tonight with windy conditions
anticipated over the Mountains and adjacent foothills through
early Tuesday morning.


TNZ018-041-043-045>047-072-074-087-VAZ002-221715-
/O.NEW.KMRX.WI.Y.0002.180122T1500Z-180123T0900Z/
Johnson-Cocke Smoky Mountains-Southeast Greene-Unicoi-
Northwest Carter-Southeast Carter-Blount Smoky Mountains-
Sevier Smoky Mountains-Southeast Monroe-Wise-
Including the cities of Mountain City, Cosby, Cedar Creek, Erwin,
Elizabethton, Roan Mountain, Cades Cove, Gatlinburg, Coker Creek,
Wise, and Norton
404 AM EST Mon Jan 22 2018

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 4 AM EST
TUESDAY...

The National Weather Service in Morristown has issued a Wind
Advisory, which is in effect from 10 AM this morning to 4 AM EST
Tuesday. 

* EVENT...Across the Mountains and adjacent Foothills, including
  Camp Creek area, southerly winds sustained at 20 to 35 mph with
  gusts up to 55 mph today and tonight.

* TIMING...From mid-morning today through early morning Tuesday.

* IMPACTS...These winds may down small trees or tree limbs...as
  well as power lines. Loose outdoor objects should be secured.
  Winds this strong can make travel difficult, especially for 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.
Use extra caution.

&&

$$
3 follow-up statements
563 
WWUS74 KMRX 222005
NPWMRX

URGENT - WEATHER MESSAGE
National Weather Service Morristown TN
305 PM EST Mon Jan 22 2018

...Windy Conditions Across the Mountains and Adjacent Foothills 
Today and Tonight...

.A strong upper level storm system will move across the Ohio and
Tennessee Valleys today and tonight. This system will increase
the winds aloft this afternoon into tonight with windy conditions
anticipated over the mountains and adjacent foothills through 
early Tuesday morning.

TNZ018-041-043-045>047-072-074-087-VAZ002-230415-
/O.EXT.KMRX.WI.Y.0002.000000T0000Z-180123T1100Z/
Johnson-Cocke Smoky Mountains-Southeast Greene-Unicoi-
Northwest Carter-Southeast Carter-Blount Smoky Mountains-
Sevier Smoky Mountains-Southeast Monroe-Wise-
Including the cities of Mountain City, Cosby, Cedar Creek, Erwin,
Elizabethton, Roan Mountain, Cades Cove, Gatlinburg, Coker Creek,
Wise, and Norton
305 PM EST Mon Jan 22 2018

...WIND ADVISORY NOW IN EFFECT UNTIL 6 AM EST TUESDAY...

* EVENT...Across the mountains and adjacent Foothills, including 
  Camp Creek area, southerly winds sustained at 20 to 35 mph with 
  gusts up to 55 mph today and tonight. 

* TIMING...From mid-morning today through early morning Tuesday.

* IMPACTS...These winds may down small trees or tree limbs...as 
  well as power lines. Loose outdoor objects should be secured. 
  Winds this strong can make travel difficult, especially for 
  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.
Use extra caution.

&&

$$
710 
WWUS74 KMRX 230221 AAA
NPWMRX

URGENT - WEATHER MESSAGE...UPDATED
National Weather Service Morristown TN
921 PM EST Mon Jan 22 2018

...Windy Conditions Across the Mountains and Adjacent Foothills
Tonight...

.A strong upper level storm system will move across the Ohio and
Tennessee Valleys tonight. This system will increase the winds 
aloft through tonight with windy conditions anticipated over the 
mountains and adjacent foothills through early Tuesday morning.

TNZ018-041-043-045>047-072-074-087-VAZ002-231100-
/O.CON.KMRX.WI.Y.0002.000000T0000Z-180123T1100Z/
Johnson-Cocke Smoky Mountains-Southeast Greene-Unicoi-
Northwest Carter-Southeast Carter-Blount Smoky Mountains-
Sevier Smoky Mountains-Southeast Monroe-Wise-
Including the cities of Mountain City, Cosby, Cedar Creek, Erwin,
Elizabethton, Roan Mountain, Cades Cove, Gatlinburg, Coker Creek,
Wise, and Norton
921 PM EST Mon Jan 22 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST TUESDAY...

* EVENT...Across the mountains and adjacent Foothills, including
  Camp Creek area, southerly winds sustained at 20 to 35 mph with
  gusts up to 55 mph tonight. 

* TIMING...From mid-morning today through early morning Tuesday.

* IMPACTS...These winds may down small trees or tree limbs...as 
  well as power lines. Loose outdoor objects should be secured. 
  Winds this strong can make travel difficult, especially for 
  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.
Use extra caution.

&&

$$

TD
000 
WWUS74 KMRX 230850
NPWMRX

URGENT - WEATHER MESSAGE
National Weather Service Morristown TN
350 AM EST Tue Jan 23 2018

...Windy Conditions Across the Mountains and Adjacent Foothills
early this Morning...

.A strong upper level storm system will continue move across the 
Ohio and Tennessee Valleys today. This system is producing strong
and gusty winds up to 45 mph across the higher elevations, but
will subside become advisory criteria by daybreak.


TNZ018-041-043-045>047-072-074-087-VAZ002-231100-
/O.CON.KMRX.WI.Y.0002.000000T0000Z-180123T1100Z/
Johnson-Cocke Smoky Mountains-Southeast Greene-Unicoi-
Northwest Carter-Southeast Carter-Blount Smoky Mountains-
Sevier Smoky Mountains-Southeast Monroe-Wise-
Including the cities of Mountain City, Cosby, Cedar Creek, Erwin,
Elizabethton, Roan Mountain, Cades Cove, Gatlinburg, Coker Creek,
Wise, and Norton
350 AM EST Tue Jan 23 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST EARLY THIS
MORNING...

* EVENT...Southwest winds remain strong and gusty across the 
  higher elevations with gusts up to 45 mph. 

* TIMING...Winds will subside below advisory criteria by daybreak.

* IMPACTS...These winds may down small trees or tree limbs...as 
  well as power lines. Loose outdoor objects should be secured. 
  Winds this strong can make travel difficult, especially for 
  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.
Use extra caution.

&&

$$

Nearby

Wind Advisories in Tennessee, 2018Wind Advisories in Virginia, 2018Every wind advisory in 2018

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.