Alert archive / Tennessee / Wind Advisories in 2011

Wind Advisory 6, NWS Nashville, TN

April 19, 201128 counties in Tennessee

NWS Nashville, TN issued this wind advisory at Apr 19, 2011, 3:59 AM CDT for 28 counties in Tennessee. It took effect at Apr 19, 2011, 12:00 PM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Apr 19, 2011, 3:59 AM CDT (08:59 UTC)
In effect from
Apr 19, 2011, 12:00 PM CDT
Expired
Apr 19, 2011, 7:00 PM CDT
In force
7 hr
Issued by
NWS Nashville, TN
All 28 counties

Bedford County, TN, Benton County, TN, Cannon County, TN, Cheatham County, TN, Coffee County, TN, Davidson County, TN, DeKalb County, TN, Dickson County, TN, Giles County, TN, Hickman County, TN, Houston County, TN, Humphreys County, TN, Lawrence County, TN, Lewis County, TN, Macon County, TN, Marshall County, TN, Maury 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, Wayne County, TN, Williamson County, TN, Wilson County, TN

The radar

The Nashville radar (KOHX), 48 km from the middle of the area, began a volume at 09:01 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, 9.0 hours before the alert went out and 37 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 2011-04-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 428 joules per kilogram.LCLLFCEL10008507005003002001001 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 2011-04-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 165 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
428 J/kg
Mixed-layer CIN
-190 J/kg
Mixed-layer LCL
1233 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
165 m²/s²
0-3 km storm-relative helicity
227 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

377 
WWUS74 KOHX 190859
NPWOHX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NASHVILLE TN
359 AM CDT TUE APR 19 2011

...WIND ADVISORY IN EFFECT FOR CENTRAL AND WESTERN PORTIONS OF
MIDDLE TN FROM NOON TODAY UNTIL 7 PM THIS EVENING...

.A COLD FRONT WILL CONTINUE TO DEVELOP OVER THE CENTRAL PLAINS
TODAY. AS THIS FEATURE STRENGTHENS...SOUTHWEST WINDS OUT AHEAD OF
THE COLD FRONT WILL INCREASE AND BECOME GUSTY OVER THE MID STATE.
WIND SPEEDS WILL BEGIN TO DECREASE SOME THIS EVENING.
 
TNZ005>009-022>030-056>064-075-077-093>095-191700-
/O.NEW.KOHX.WI.Y.0006.110419T1700Z-110420T0000Z/
STEWART-MONTGOMERY-ROBERTSON-SUMNER-MACON-BENTON-HOUSTON-
HUMPHREYS-DICKSON-CHEATHAM-DAVIDSON-WILSON-TROUSDALE-SMITH-PERRY-
HICKMAN-LEWIS-WILLIAMSON-MAURY-MARSHALL-RUTHERFORD-CANNON-DE KALB-
BEDFORD-COFFEE-WAYNE-LAWRENCE-GILES-
INCLUDING THE CITIES OF...DOVER...CLARKSVILLE...SPRINGFIELD...
GALLATIN...LAFAYETTE...CAMDEN...ERIN...WAVERLY...DICKSON...
ASHLAND CITY...NASHVILLE...LEBANON...MOUNT JULIET...HARTSVILLE...
CARTHAGE...LOBELVILLE...CENTERVILLE...HOHENWALD...FRANKLIN...
BRENTWOOD...COLUMBIA...LEWISBURG...MURFREESBORO...WOODBURY...
SMITHVILLE...SHELBYVILLE...TULLAHOMA...MANCHESTER...WAYNESBORO...
LAWRENCEBURG...PULASKI
359 AM CDT TUE APR 19 2011

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING. 


* GEOGRAPHIC AREA: WEST OF THE CUMBERLAND PLATEAU.

* WINDS: SOUTH WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH.

* IMPACTS: HIGH PROFILE VEHICLES WILL SOMETIMES BE HARD TO 
  CONTROL. LOOSE OBJECTS...SUCH AS LAWN FURNITURE...MAY BE BLOWN 
  AROUND. 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 25 TO 39 MPH AND/OR GUSTS OF
35 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

&&

$$

21
1 follow-up statement
773 
WWUS74 KOHX 191514
NPWOHX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NASHVILLE TN
1014 AM CDT TUE APR 19 2011

...WIND ADVISORY IN EFFECT FOR CENTRAL AND WESTERN PORTIONS OF
MIDDLE TN FROM NOON TODAY UNTIL 7 PM THIS EVENING...

.A COLD FRONT WILL CONTINUE TO DEVELOP OVER THE CENTRAL PLAINS
TODAY. AS THIS FEATURE STRENGTHENS...SOUTHWEST WINDS WILL
INCREASE AND BECOME GUSTY OVER THE MID STATE. WIND SPEEDS WILL
BEGIN TO DECREASE SOME THIS EVENING.

TNZ005>009-022>030-056>064-075-077-093>095-200000-
/O.CON.KOHX.WI.Y.0006.110419T1700Z-110420T0000Z/
STEWART-MONTGOMERY-ROBERTSON-SUMNER-MACON-BENTON-HOUSTON-
HUMPHREYS-DICKSON-CHEATHAM-DAVIDSON-WILSON-TROUSDALE-SMITH-PERRY-
HICKMAN-LEWIS-WILLIAMSON-MAURY-MARSHALL-RUTHERFORD-CANNON-DE KALB-
BEDFORD-COFFEE-WAYNE-LAWRENCE-GILES-
INCLUDING THE CITIES OF...DOVER...CLARKSVILLE...SPRINGFIELD...
GALLATIN...LAFAYETTE...CAMDEN...ERIN...WAVERLY...DICKSON...
ASHLAND CITY...NASHVILLE...LEBANON...MOUNT JULIET...HARTSVILLE...
CARTHAGE...LOBELVILLE...CENTERVILLE...HOHENWALD...FRANKLIN...
BRENTWOOD...COLUMBIA...LEWISBURG...MURFREESBORO...WOODBURY...
SMITHVILLE...SHELBYVILLE...TULLAHOMA...MANCHESTER...WAYNESBORO...
LAWRENCEBURG...PULASKI
1014 AM CDT TUE APR 19 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* GEOGRAPHIC AREA: WEST OF THE CUMBERLAND PLATEAU.

* WINDS: SOUTH WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH.

* IMPACTS: HIGH PROFILE VEHICLES WILL SOMETIMES BE HARD TO 
  CONTROL. LOOSE OBJECTS...SUCH AS LAWN FURNITURE...MAY BE BLOWN 
  AROUND. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 25 TO 39 MPH AND/OR GUSTS OF
35 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

&&

$$

13

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.