Alert archive / Tennessee / Wind Advisories in 2008

Wind Advisory 4, NWS Nashville, TN

January 31, 200839 counties in Tennessee

NWS Nashville, TN issued this wind advisory at Jan 31, 2008, 10:11 PM CST for 39 counties in Tennessee. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued: Jan 31, 2008, 10:11 PM CST (04:11 UTC)
Expired: Feb 1, 2008, 2:00 AM CST
In force: 4 hr
Issued by: NWS Nashville, TN

All 39 counties

Bedford County, TN, Benton County, TN, Cannon County, TN, Cheatham County, TN, Clay County, TN, Coffee County, TN, Cumberland County, TN, Davidson County, TN, DeKalb County, TN, Dickson County, TN, Fentress County, TN, Giles County, TN, Grundy County, TN, Hickman County, TN, Houston County, TN, Humphreys County, TN, Jackson County, TN, Lawrence County, TN, Lewis County, TN, Macon County, TN, Marshall County, TN, Maury County, TN, Montgomery County, TN, Overton County, TN, Perry County, TN, Pickett County, TN, Putnam County, TN, Robertson County, TN, Rutherford County, TN, Smith County, TN, Stewart County, TN, Sumner County, TN, Trousdale County, TN, Van Buren County, TN, Warren County, TN, Wayne County, TN, White County, TN, Williamson County, TN, Wilson County, TN

The radar

The Nashville radar (KOHX), 29 km from the middle of the area, began a volume at 04:15 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, 4.2 hours before the alert went out and 18 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 555 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 479 m²/s²
0-3 km storm-relative helicity: 552 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.

000 
WWUS74 KOHX 010411
NPWOHX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NASHVILLE TN
1011 PM CST THU JAN 31 2008

TNZ005>011-022>034-056>066-075-077>080-093>095-010800-
/O.NEW.KOHX.WI.Y.0004.080201T0411Z-080201T0800Z/
STEWART-MONTGOMERY-ROBERTSON-SUMNER-MACON-CLAY-PICKETT-BENTON-
HOUSTON-HUMPHREYS-DICKSON-CHEATHAM-DAVIDSON-WILSON-TROUSDALE-
SMITH-JACKSON-PUTNAM-OVERTON-FENTRESS-PERRY-HICKMAN-LEWIS-
WILLIAMSON-MAURY-MARSHALL-RUTHERFORD-CANNON-DEKALB-WHITE-
CUMBERLAND-BEDFORD-COFFEE-WARREN-GRUNDY-VAN BUREN-WAYNE-LAWRENCE-
GILES-
1011 PM CST THU JAN 31 2008

...WIND ADVISORY IN EFFECT UNTIL 2 AM CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 2 AM CST FRIDAY. 

A STRONG SURFACE LOW MOVING ACROSS THE REGION WILL PRODUCE
WIND GUSTS IN THE 30 TO 40 MPH RANGE.

A WIND ADVISORY MEANS THAT WINDS OF 35 TO 40 MPH ARE EXPECTED.
WINDS THIS STRONG CAN BRING DOWN SMALL TREES LIMBS AS WELL AS
MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.
USE EXTRA CAUTION.

$$

Nearby

Wind Advisories in Tennessee, 2008 Every wind advisory in 2008

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.