Alert archive / Tennessee / Wind Advisories in 2007

Wind Advisory 13, NWS Morristown, TN

October 22, 20074 counties in Tennessee

NWS Morristown, TN issued this wind advisory at Oct 22, 2007, 5:06 PM EDT for 4 counties in Tennessee. It was in force for 28 hr.

The area

The counties it named.

The facts

Issued
Oct 22, 2007, 5:06 PM EDT (21:06 UTC)
Expired
Oct 23, 2007, 9:00 PM EDT
In force
28 hr
Issued by
NWS Morristown, TN

Counties Blount County, TN, Cocke County, TN, Greene County, TN, Sevier County, TN

The radar

The Knoxville radar (KMRX), 31 km from the middle of the area, began a volume at 21:07 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 12:00Z, 9.1 hours before the alert went out and 293 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 12:00Z on 2007-10-22Temperature 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, Nashville Metro, TN at 12:00Z on 2007-10-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 242 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
1077 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
242 m²/s²
0-3 km storm-relative helicity
234 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 KMRX 222106
NPWMRX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MORRISTOWN TN
506 PM EDT MON OCT 22 2007

...WIND ADVISORY TONIGHT AND TUESDAY MORNING FOR THE SMOKY MOUNTAINS
AND ITS FOOTHILLS...

.A STRENGTHENING LOW PRESSURE SYSTEM OVER THE SOUTHERN PLAINS...WILL
HELP TO GENERATE STRONG SOUTHERLY WINDS ACROSS THE SMOKY MOUNTAINS
OVERNIGHT AND INTO TUESDAY MORNING. IN ADDITION...SOME OF THESE
STRONG WINDS COULD DESCEND INTO THE FOOTHILLS OF THE SMOKY
MOUNTAINS.

TNZ041-043-072-074-230900-
/O.NEW.KMRX.WI.Y.0013.071022T2106Z-071023T1600Z/
COCKE SMOKY MOUNTAINS-SOUTHEAST GREENE-BLOUNT SMOKY MOUNTAINS-
SEVIER SMOKY MOUNTAINS-
INCLUDING THE CITIES OF...COSBY...CEDAR CREEK...CADES COVE...
GATLINBURG
506 PM EDT MON OCT 22 2007

...WIND ADVISORY IN EFFECT UNTIL 12 PM EDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 12 PM EDT TUESDAY. 

SOUTHEASTERLY WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 50 MPH WILL BE
POSSIBLE ACROSS THE SMOKY MOUNTAINS OVERNIGHT AND INTO TUESDAY
MORNING. IN ADDITION...SOME OF THESE WINDS COULD DESCEND INTO THE
FOOTHILLS OF THE SMOKIES.

A WIND ADVISORY MEANS THAT WINDS OF 31 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...
SO USE CAUTION WHEN DRIVING.

$$

MJB
3 follow-up statements
000 
WWUS74 KMRX 230736
NPWMRX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MORRISTOWN TN
336 AM EDT TUE OCT 23 2007

...WIND ADVISORY TODAY FOR THE SMOKY MOUNTAINS AND ITS FOOTHILLS...

.A STRENGTHENING LOW PRESSURE SYSTEM OVER THE SOUTHERN PLAINS...
WILL HELP TO GENERATE STRONG SOUTHERLY WINDS ACROSS THE SMOKY
MOUNTAINS THIS MORNING INTO THE AFTERNOON. IN ADDITION...SOME OF
THESE STRONG WINDS COULD DESCEND INTO THE FOOTHILLS OF THE SMOKY
MOUNTAINS. OTHERWISE...BREEZY CONDITIONS WILL OCCUR ELSEWHERE TODAY
ACROSS MOST OF EAST TENNESSEE...SOUTHWESTERN VIRGINIA AND SOUTHWEST
PARTS OF NORTH CAROLINA.

TNZ041-043-072-074-231545-
/O.EXT.KMRX.WI.Y.0013.000000T0000Z-071023T2100Z/
COCKE SMOKY MOUNTAINS-SOUTHEAST GREENE-BLOUNT SMOKY MOUNTAINS-
SEVIER SMOKY MOUNTAINS-
INCLUDING THE CITIES OF...COSBY...CEDAR CREEK...CADES COVE...
GATLINBURG
336 AM EDT TUE OCT 23 2007

...WIND ADVISORY NOW IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON.

SOUTHEASTERLY WINDS OF 20 TO 35 MPH WITH GUSTS UP TO 45 MPH WILL BE
POSSIBLE ACROSS THE SMOKY MOUNTAINS INTO THE AFTERNOON. IN ADDITION
...SOME OF THESE WINDS COULD DESCEND INTO THE FOOTHILLS OF THE
SMOKIES. THE WINDS SHOULD GRADUALLY DIMINISH AND SHIFT TO THE WEST
AND NORTHWEST TONIGHT.

A WIND ADVISORY MEANS THAT WINDS OF 31 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...
SO USE CAUTION WHEN DRIVING.

$$

TG
000 
WWUS74 KMRX 231912
NPWMRX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MORRISTOWN TN
312 PM EDT TUE OCT 23 2007

...WIND ADVISORY TODAY FOR THE SMOKY MOUNTAINS AND ITS
FOOTHILLS...

.THE STRONG WINDS ARE EXPECTED TO CONTINUE INTO THIS EVENING FOR
THE SMOKY MOUNTAINS....THEREFORE THE WIND ADVISORY HAVE BEEN
EXTENDED PAST ITS INITIAL EXPIRATION TIME THIS AFTERNOON UNTIL
EXPIRING AT 9PM EDT.

TNZ041-043-072-074-240100-
/O.EXT.KMRX.WI.Y.0013.000000T0000Z-071024T0100Z/
COCKE SMOKY MOUNTAINS-SOUTHEAST GREENE-BLOUNT SMOKY MOUNTAINS-
SEVIER SMOKY MOUNTAINS-
INCLUDING THE CITIES OF...COSBY...CEDAR CREEK...CADES COVE...
GATLINBURG
312 PM EDT TUE OCT 23 2007

...WIND ADVISORY NOW IN EFFECT UNTIL 9 PM EDT THIS EVENING...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 9 PM EDT THIS EVENING. 

SOUTH WINDS OF 20 TO 35 MPH WITH GUSTS UP TO 45 MPH WILL BE
POSSIBLE ACROSS THE SMOKY MOUNTAINS AND FOOTHILLS. THE WINDS SHOULD
GRADUALLY DIMINISH AND SHIFT TO THE WEST AND NORTHWEST TONIGHT
LATER TONIGHT.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 31 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... SO USE CAUTION WHEN DRIVING.

$$
000 
WWUS74 KMRX 240051 AAA
NPWMRX

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE MORRISTOWN TN
851 PM EDT TUE OCT 23 2007


TNZ041-043-072-074-240200-
/O.EXP.KMRX.WI.Y.0013.000000T0000Z-071024T0100Z/
COCKE SMOKY MOUNTAINS-SOUTHEAST GREENE-BLOUNT SMOKY MOUNTAINS-
SEVIER SMOKY MOUNTAINS-
INCLUDING THE CITIES OF...COSBY...CEDAR CREEK...CADES COVE...
GATLINBURG
851 PM EDT TUE OCT 23 2007

...WIND ADVISORY WILL EXPIRE AT 9 PM EDT THIS EVENING...

THE WIND ADVISORY WILL EXPIRE AT 9 PM EDT THIS EVENING. 

A FRONT HAS PASSED THROUGH THE SMOKY MOUNTAINS...AND WINDS HAVE
SHIFTED TO THE WEST AND SOUTHWEST...AND DECREASED TO 15 TO 25 MPH
WITH GUSTS TO AROUND 30 MPH. WINDS SHOULD CONTINUE TO DECREASE OVER
THE NEXT FEW HOURS...AND THE WIND ADVISORY THAT WAS IN EFFECT WILL
BE ALLOWED TO EXPIRE.

$$

Nearby

Wind Advisories in Tennessee, 2007Every wind advisory in 2007

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.