Alert archive / Tennessee / Wind Advisories in 2018

Wind Advisory 2, NWS Nashville, TN

November 25, 201819 counties in Tennessee

NWS Nashville, TN issued this wind advisory at Nov 25, 2018, 6:49 PM CST for 19 counties in Tennessee. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Nov 25, 2018, 6:49 PM CST (00:49 UTC)
Expired
Nov 26, 2018, 6:00 AM CST
In force
11 hr
Issued by
NWS Nashville, TN

Counties Cheatham County, TN, Clay County, TN, Davidson County, TN, Dickson County, TN, Hickman County, TN, Houston County, TN, Humphreys County, TN, Jackson County, TN, Macon County, TN, Montgomery County, TN, Perry County, TN, Robertson County, TN, Rutherford County, TN, Smith County, TN, Stewart County, TN, Sumner County, TN, Trousdale County, TN, Williamson County, TN, Wilson County, TN

The radar

The Nashville radar (KOHX), 23 km from the middle of the area, began a volume at 00:48 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

Nashville Metro, TN (KBNA), launched 00:00Z, 0.8 hours before the alert went out and 22 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 00:00Z on 2018-11-26Temperature 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 00:00Z on 2018-11-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 587 square meters per square second.1939587897117136Sfc1 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
2163 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
587 m²/s²
0-3 km storm-relative helicity
675 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

230 
WWUS74 KOHX 260049
NPWOHX

URGENT - WEATHER MESSAGE
National Weather Service Nashville TN
649 PM CST Sun Nov 25 2018

...Wind Advisory Overnight for Nashville Metro area and Northwest
Middle Tennessee...

.A strong cold front will move through the area with gusty winds,
over 40 mph at times. Gusty winds will continue late in the 
night, especially for areas north and west of Nashville. 

TNZ005>010-023>031-056-057-059-062-261200-
/O.NEW.KOHX.WI.Y.0002.181126T0049Z-181126T1200Z/
Stewart-Montgomery-Robertson-Sumner-Macon-Clay-Houston-Humphreys-
Dickson-Cheatham-Davidson-Wilson-Trousdale-Smith-Jackson-Perry-
Hickman-Williamson-Rutherford-
Including the cities of Dover, Clarksville, Springfield, 
Hendersonville, Gallatin, Goodlettsville, Lafayette, Celina, 
Erin, Waverly, New Johnsonville, McEwen, Dickson, Ashland City, 
Kingston Springs, Nashville, Lebanon, Mount Juliet, Hartsville, 
Carthage, South Carthage, Gordonsville, Gainesboro, Linden, 
Lobelville, Centerville, Franklin, Brentwood, Murfreesboro, 
Smyrna, and La Vergne
649 PM CST Sun Nov 25 2018

...WIND ADVISORY IN EFFECT UNTIL 6 AM CST MONDAY...

The National Weather Service in Nashville has issued a Wind
Advisory, which is in effect until 6 AM CST Monday. 

* WINDS...Gusts over 40 mph at times

* IMPACTS...Loose objects will be scattered. Limbs may be blown 
  down and a few power outages may occur. Driving could be 
  difficult. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that winds over 40 mph are expected. Winds
this strong may blow down a few trees or tree limbs and cause
isolated power outages. Driving may also become difficult,
especially for high profile vehicles. Use extra caution.

&&

$$

13

Nearby

Wind Advisories in Tennessee, 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.