Alert archive / Virginia / Wind Advisories in 2009

Wind Advisory 18, NWS Blacksburg, VA

November 26, 200918 counties in Virginia; Alleghany County, Ashe County, Watauga County, North Carolina

NWS Blacksburg, VA issued this wind advisory at Nov 26, 2009, 4:22 AM EST for 18 counties in Virginia; Alleghany County, Ashe County, Watauga County, North Carolina. It took effect at Nov 26, 2009, 9:00 PM EST. It was in force for 31 hr.

The area

The counties it named.

The facts

Issued
Nov 26, 2009, 4:22 AM EST (09:22 UTC)
In effect from
Nov 26, 2009, 9:00 PM EST
Expired
Nov 28, 2009, 3:56 AM EST
In force
31 hr
Issued by
NWS Blacksburg, VA
All 21 counties

Alleghany County, NC, Ashe County, NC, Watauga County, NC, Alleghany County, VA, Bath County, VA, Bland County, VA, Carroll County, VA, City of Covington, VA, City of Galax, VA, City of Radford, VA, City of Roanoke, VA, City of Salem, VA, Craig County, VA, Floyd County, VA, Giles County, VA, Grayson County, VA, Montgomery County, VA, Pulaski County, VA, Roanoke County, VA, Smyth County, VA, Wythe County, VA

The radar

The Roanoke radar (KFCX), 34 km from the middle of the area, began a volume at 09:19 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

Roanoke, VA (KRNK), launched 00:00Z, 9.4 hours before the alert went out and 103 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, Roanoke, VA at 00:00Z on 2009-11-26Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Roanoke, VA at 00:00Z on 2009-11-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.1939587897117136156Sfc1 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
1401 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
58 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 
WWUS71 KRNK 260922
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
422 AM EST THU NOV 26 2009

...DENSE FOG ACROSS PIEDMONT THIS MORNING...

...WINDS TO INCREASE TONIGHT IN THE NORTH CAROLINA MOUNTAINS...

.DENSE FOG WILL CONTINUE ACROSS THE PIEDMONT UNTIL A COUPLE HOURS
AFTER SUNRISE. BY EARLY THIS EVENING...A STRONG COLD FRONT WILL
PUSH INTO THE WESTERN APPALACHIANS WITH COLDER AIR AND GUSTY
NORTHWEST WINDS BEHIND IT. THE WINDS WILL BE THE STRONGEST FROM
AROUND MIDNIGHT THROUGH THE DAY FRIDAY...POSSIBLY LASTING INTO FRIDAY
NIGHT.

NCZ001-002-018-VAZ015-261730-
/O.NEW.KRNK.WI.Y.0018.091127T0400Z-091127T2300Z/
ASHE-ALLEGHANY NC-WATAUGA-GRAYSON-
INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE...
INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY
422 AM EST THU NOV 26 2009

...WIND ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 6 PM EST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 6 PM EST
FRIDAY. 

NORTHWEST WINDS WILL INCREASE TO 25 TO 35 MPH BY LATE THIS
EVENING...WITH GUSTS ALONG THE HIGHER RIDGES OF 45 TO 50 MPH.
THE WINDS WILL REMAIN GUSTY THROUGH THE DAY FRIDAY...AND POSSIBLY
INTO FRIDAY NIGHT. IN ADDITION...SOME LIGHT SNOW ACCUMULATIONS ARE
POSSIBLE ALONG THE HIGHEST WEST FACING RIDGES LATE TONIGHT AND
INTO FRIDAY...WHICH WILL RESULT IN SOME BLOWING OF SNOW ACROSS
ROADWAYS AND LOCALLY REDUCED VISIBILITIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

NCZ003>006-019-020-VAZ032>035-043>047-058-059-261400-
/O.CON.KRNK.FG.Y.0004.000000T0000Z-091126T1400Z/
SURRY-STOKES-ROCKINGHAM-CASWELL-WILKES-YADKIN-PATRICK-FRANKLIN-
BEDFORD-AMHERST-HENRY-PITTSYLVANIA-CAMPBELL-APPOMATTOX-BUCKINGHAM-
HALIFAX-CHARLOTTE-
INCLUDING THE CITIES OF...DOBSON...DANBURY...EDEN...WILKESBORO...
YADKINVILLE...STUART...ROCKY MOUNT...BEDFORD...AMHERST...
MARTINSVILLE...DANVILLE...LYNCHBURG...APPOMATTOX...SOUTH BOSTON...
KEYSVILLE
422 AM EST THU NOV 26 2009

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...

A DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING. 

DENSE FOG WILL REDUCE VISIBILITIES TO LESS THAN A QUARTER OF A
MILE IN MANY LOCATIONS ACROSS THE PIEDMONT AND FOOTHILLS THROUGH
DAYBREAK THIS MORNING. THE FOG IS EXPECTED TO QUICKLY DISSIPATE
BY AROUND 9 AM EDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.

&&

$$
8 follow-up statements
000 
WWUS71 KRNK 261350
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
850 AM EST THU NOV 26 2009

...DENSE FOG DISSIPATING ACROSS PIEDMONT THIS MORNING...

...WINDS TO INCREASE TONIGHT IN THE NORTH CAROLINA MOUNTAINS...

.DENSE FOG WILL CONTINUE ACROSS THE PIEDMONT UNTIL A COUPLE HOURS
AFTER SUNRISE. BY EARLY THIS EVENING...A STRONG COLD FRONT WILL
PUSH INTO THE WESTERN APPALACHIANS WITH COLDER AIR AND GUSTY
NORTHWEST WINDS BEHIND IT. THE WINDS WILL BE THE STRONGEST FROM
AROUND MIDNIGHT THROUGH THE DAY FRIDAY...POSSIBLY LASTING INTO
FRIDAY NIGHT.

NCZ003>006-019-020-VAZ032>035-043>047-058-059-261500-
/O.EXP.KRNK.FG.Y.0004.000000T0000Z-091126T1400Z/
SURRY-STOKES-ROCKINGHAM-CASWELL-WILKES-YADKIN-PATRICK-FRANKLIN-
BEDFORD-AMHERST-HENRY-PITTSYLVANIA-CAMPBELL-APPOMATTOX-BUCKINGHAM-
HALIFAX-CHARLOTTE-
INCLUDING THE CITIES OF...DOBSON...DANBURY...EDEN...WILKESBORO...
YADKINVILLE...STUART...ROCKY MOUNT...BEDFORD...AMHERST...
MARTINSVILLE...DANVILLE...LYNCHBURG...APPOMATTOX...SOUTH BOSTON...
KEYSVILLE
850 AM EST THU NOV 26 2009

...DENSE FOG ADVISORY WILL EXPIRE AT 9 AM EST THIS MORNING...

THE DENSE FOG ADVISORY WILL EXPIRE AT 9 AM EST THIS MORNING. 

AREAS OF DENSE FOG THIS MORNING ARE DISSIPATING AS WIND SPEEDS 
AND MIXING ARE INCREASING. DRIVERS THIS MORNING SHOULD STILL
PREPARE FOR SUDDEN REDUCTIONS IN VISIBILITIES DUE TO FOG.

$$

NCZ001-002-018-VAZ015-262200-
/O.CON.KRNK.WI.Y.0018.091127T0400Z-091127T2300Z/
ASHE-ALLEGHANY NC-WATAUGA-GRAYSON-
INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE...
INDEPENDENCE...WHITETOP...TROUTDALE...VOLNEY
850 AM EST THU NOV 26 2009

...WIND ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
6 PM EST FRIDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 6 PM
EST FRIDAY. 

NORTHWEST WINDS WILL INCREASE TO 25 TO 35 MPH BY LATE THIS
EVENING...WITH GUSTS ALONG THE HIGHER RIDGES OF 45 TO 50 MPH. THE
WINDS WILL REMAIN GUSTY THROUGH THE DAY FRIDAY...AND POSSIBLY
INTO FRIDAY NIGHT. IN ADDITION...SOME LIGHT SNOW ACCUMULATIONS
ARE POSSIBLE ALONG THE HIGHEST WEST FACING RIDGES LATE TONIGHT
AND INTO FRIDAY...WHICH WILL RESULT IN SOME BLOWING OF SNOW
ACROSS ROADWAYS AND LOCALLY REDUCED VISIBILITIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
000 
WWUS71 KRNK 261825
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
125 PM EST THU NOV 26 2009


...WINDS TO INCREASE TONIGHT THROUGH FRIDAY ALONG THE BLUE RIDGE...

.A STRONG COLD FRONT WILL PUSH INTO THE WESTERN APPALACHIANS THIS
EVENING WITH COLDER AIR AND GUSTY NORTHWEST WINDS BEHIND IT. THE
WINDS WILL BE THE STRONGEST FROM LATE THIS EVENING THROUGH THE
DAY FRIDAY...POSSIBLY LASTING INTO FRIDAY EVENING.


NCZ001-018-VAZ015-270230-
/O.UPG.KRNK.WI.Y.0018.091127T0400Z-091127T2300Z/
/O.NEW.KRNK.HW.W.0004.091127T0200Z-091128T0200Z/
ASHE-WATAUGA-GRAYSON-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...INDEPENDENCE...
WHITETOP...TROUTDALE...VOLNEY
125 PM EST THU NOV 26 2009

...HIGH WIND WARNING IN EFFECT FROM 9 PM THIS EVENING TO 9 PM EST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 9 PM EST
FRIDAY. THE WIND ADVISORY IS NO LONGER IN EFFECT. 

NORTHWEST WINDS WILL INCREASE TO 25 TO 35 MPH BY LATE THIS
EVENING...WITH GUSTS TO AROUND 60 MPH ALONG THE HIGHER RIDGES.
THE WINDS WILL REMAIN GUSTY THROUGH THE DAY FRIDAY INTO FRIDAY
EVENING. THIS IN COMBINATION WITH THE WET SOIL CONDITIONS WILL
LIKELY RESULT IN DOWNED TREES ACROSS THE HIGHER ELEVATIONS. IN
ADDITION...SOME LIGHT SNOW ACCUMULATIONS ARE POSSIBLE ALONG THE
HIGHEST WEST FACING RIDGES LATE TONIGHT AND INTO FRIDAY...WHICH
WILL RESULT IN SOME BLOWING OF SNOW ACROSS ROADWAYS AND LOCALLY
REDUCED VISIBILITIES.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH ARE LIKELY TO CAUSE SPORADIC POWER OUTAGES...FALLEN
TREES...MINOR PROPERTY DAMAGE...AND DANGEROUS DRIVING CONDITIONS
FOR HIGH PROFILE VEHICLES. RESIDENTS SHOULD MOVE UNFASTENED
ITEMS...SUCH AS GARBAGE CANS AND DECK FURNITURE...INDOORS.

&&

$$

VAZ016-017-022-270230-
/O.EXB.KRNK.WI.Y.0018.091127T0200Z-091128T0200Z/
CARROLL-FLOYD-ROANOKE-
INCLUDING THE CITIES OF...GALAX...FLOYD...ROANOKE...SALEM
125 PM EST THU NOV 26 2009

...WIND ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 9 PM EST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 9 PM EST
FRIDAY. 

WESTERLY WINDS WILL INCREASE TO 20 TO 30 MPH BY LATE THIS
EVENING...WITH GUSTS TO AROUND 50 MPH ALONG THE HIGHER RIDGES. THE
WINDS WILL REMAIN GUSTY THROUGH THE DAY FRIDAY...AND POSSIBLY INTO
FRIDAY EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

NCZ002-270230-
/O.EXT.KRNK.WI.Y.0018.091127T0200Z-091128T0200Z/
ALLEGHANY NC-
INCLUDING THE CITY OF...SPARTA
125 PM EST THU NOV 26 2009

...WIND ADVISORY NOW IN EFFECT FROM 9 PM THIS EVENING TO 9 PM EST
FRIDAY...

THE WIND ADVISORY IS NOW IN EFFECT FROM 9 PM THIS EVENING TO 9 PM
EST FRIDAY. 

NORTHWEST WINDS WILL INCREASE TO 25 TO 30 MPH BY LATE THIS
EVENING...WITH GUSTS ALONG THE HIGHER RIDGES TO BETWEEN 50 AND 55
MPH. THE WINDS WILL REMAIN GUSTY THROUGH THE DAY FRIDAY...AND
POSSIBLY INTO FRIDAY EVENING. IN ADDITION...SOME LIGHT SNOW
ACCUMULATIONS ARE POSSIBLE ALONG THE HIGHEST WEST FACING RIDGES
LATE TONIGHT AND INTO FRIDAY...WHICH WILL RESULT IN SOME BLOWING
OF SNOW ACROSS ROADWAYS AND LOCALLY REDUCED VISIBILITIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
000 
WWUS71 KRNK 270107
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
807 PM EST THU NOV 26 2009

...WINDS TO INCREASE TONIGHT THROUGH FRIDAY ALONG THE BLUE
RIDGE...

.NORTHWEST WINDS ARE GOING TO STRENGTHEN TONIGHT INTO FRIDAY AS
LOW PRESSURE DEEPENS OFF THE MID ATLANTIC AND NORTHEAST COAST. THE
WINDS WILL BE THE STRONGEST OVERNIGHT THROUGH THE DAY
FRIDAY...POSSIBLY LASTING INTO FRIDAY EVENING.

NCZ001-018-VAZ015-270915-
/O.CON.KRNK.HW.W.0004.091127T0200Z-091128T0200Z/
ASHE-WATAUGA-GRAYSON-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...INDEPENDENCE...
WHITETOP...TROUTDALE...VOLNEY
807 PM EST THU NOV 26 2009

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM EST FRIDAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM EST FRIDAY. 

NORTHWEST WINDS WILL INCREASE TO 25 TO 35 MPH OVERNIGHT...WITH
GUSTS TO AROUND 60 MPH ALONG THE HIGHER RIDGES. THE WINDS WILL
REMAIN GUSTY THROUGH THE DAY FRIDAY INTO FRIDAY EVENING. THIS IN
COMBINATION WITH THE WET SOIL CONDITIONS WILL LIKELY RESULT IN
DOWNED TREES ACROSS THE HIGHER ELEVATIONS. IN ADDITION...SOME
LIGHT SNOW ACCUMULATIONS ARE POSSIBLE ALONG THE HIGHEST WEST
FACING RIDGES LATE TONIGHT AND INTO FRIDAY...WHICH WILL RESULT IN
SOME BLOWING OF SNOW ACROSS ROADWAYS AND LOCALLY REDUCED
VISIBILITIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH ARE LIKELY TO CAUSE SPORADIC POWER OUTAGES...FALLEN
TREES...MINOR PROPERTY DAMAGE...AND DANGEROUS DRIVING CONDITIONS
FOR HIGH PROFILE VEHICLES. RESIDENTS SHOULD MOVE UNFASTENED
ITEMS...SUCH AS GARBAGE CANS AND DECK FURNITURE...INDOORS.

&&

$$

NCZ002-VAZ016-017-022-270915-
/O.CON.KRNK.WI.Y.0018.091127T0200Z-091128T0200Z/
ALLEGHANY NC-CARROLL-FLOYD-ROANOKE-
INCLUDING THE CITIES OF...SPARTA...GALAX...FLOYD...ROANOKE...
SALEM
807 PM EST THU NOV 26 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST FRIDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EST FRIDAY. 

WESTERLY WINDS WILL INCREASE TO 20 TO 30 MPH OVERNIGHT...WITH
GUSTS TO AROUND 50 MPH ALONG THE HIGHER RIDGES. THE WINDS WILL
REMAIN GUSTY THROUGH THE DAY FRIDAY...AND POSSIBLY INTO FRIDAY
EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
000 
WWUS71 KRNK 270916
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
416 AM EST FRI NOV 27 2009

...STRONG WINDS TO CONTINUE THROUGH TONIGHT ALONG HIGHER RIDGES...

.STRONG NORTHWEST WINDS WILL CONTINUE AND EVEN STRENGTHEN TODAY
AND TONIGHT AS LOW PRESSURE DEEPENS OFF THE MID ATLANTIC AND
NORTHEAST COAST. THE STRONG WINDS ARE NOW EXPECTED TO LAST THROUGH
MUCH OF TONIGHT.

NCZ001-018-VAZ015-271730-
/O.EXT.KRNK.HW.W.0004.000000T0000Z-091128T1100Z/
ASHE-WATAUGA-GRAYSON-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...INDEPENDENCE...
WHITETOP...TROUTDALE...VOLNEY
416 AM EST FRI NOV 27 2009

...HIGH WIND WARNING NOW IN EFFECT UNTIL 6 AM EST SATURDAY...

THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL 6 AM EST SATURDAY. 

NORTHWEST WINDS WILL CONTINUE TODAY AT 25 TO 35 MPH...WITH GUSTS
TO AROUND 60 MPH ALONG THE HIGHER RIDGES. SOME WEAKENING MAY
BRIEFLY OCCUR THIS AFTERNOON...BUT WILL STRENGTHEN AGAIN
TONIGHT...ESPECIALLY ALONG THE HIGHEST RIDGES. THIS IN COMBINATION WITH
THE WET SOIL CONDITIONS WILL LIKELY RESULT IN DOWNED TREES ACROSS
THE HIGHER ELEVATIONS. IN ADDITION...SOME LIGHT SNOW ACCUMULATIONS
ARE POSSIBLE ALONG THE HIGHEST WEST FACING RIDGES THROUGH THIS MORNING
...WHICH WILL RESULT IN SOME BLOWING OF SNOW ACROSS ROADWAYS AND
LOCALLY REDUCED VISIBILITIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH ARE LIKELY TO CAUSE SPORADIC POWER OUTAGES...FALLEN
TREES...MINOR PROPERTY DAMAGE...AND DANGEROUS DRIVING CONDITIONS
FOR HIGH PROFILE VEHICLES. RESIDENTS SHOULD MOVE UNFASTENED
ITEMS...SUCH AS GARBAGE CANS AND DECK FURNITURE...INDOORS.

&&

$$

VAZ010>014-018>020-271730-
/O.EXB.KRNK.WI.Y.0018.091127T2300Z-091128T1100Z/
BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-CRAIG-ALLEGHANY VA-BATH-
INCLUDING THE CITIES OF...BLAND...PEARISBURG...WYTHEVILLE...
PULASKI...RADFORD...BLACKSBURG...NEW CASTLE...CLIFTON FORGE...
HOT SPRINGS
416 AM EST FRI NOV 27 2009

...WIND ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 AM EST
SATURDAY...

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM EST
SATURDAY. 

NORTHWESTERLY WINDS WILL CONTINUE TODAY AT AROUND 20 TO 30 MPH...
AND WILL INCREASE SOMEWHAT OVERNIGHT...WITH SPEEDS OF 25 TO 35 MPH
AND GUSTS TO AROUND 50 MPH MAINLY ALONG THE HIGHER RIDGES. THUS A
WIND ADVISORY HAS BEEN POSTED FOR TONIGHT WHEN THE STRONGEST WINDS
ARE EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

NCZ002-VAZ016-017-022-271730-
/O.EXT.KRNK.WI.Y.0018.000000T0000Z-091128T1100Z/
ALLEGHANY NC-CARROLL-FLOYD-ROANOKE-
INCLUDING THE CITIES OF...SPARTA...GALAX...FLOYD...ROANOKE...
SALEM
416 AM EST FRI NOV 27 2009

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

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 6 AM EST SATURDAY. 

WESTERLY WINDS WILL CONTINUE TODAY AT SPEEDS OF 20 TO 30 MPH
...WITH GUSTS TO AROUND 50 MPH ALONG THE HIGHER RIDGES. THE WINDS
ARE NOW EXPECTED TO REMAIN STRONG OVERNIGHT...THUS THE ADVISORY
HAS BEEN EXTENDED UNTIL 6 AM SATURDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
000 
WWUS71 KRNK 271540 AAA
NPWRNK

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE BLACKSBURG VA
1040 AM EST FRI NOV 27 2009

...STRONG WINDS TO CONTINUE THROUGH TONIGHT ALONG HIGHER RIDGES...

.STRONG WEST TO NORTHWEST WINDS WILL CONTINUE AND EVEN STRENGTHEN
THIS AFTERNOON AND TONIGHT AS LOW PRESSURE DEEPENS OFF THE MID
ATLANTIC AND NORTHEAST COAST. THE STRONG WINDS ARE NOW EXPECTED TO
LAST THROUGH MUCH OF TONIGHT.

NCZ001-018-VAZ015-272345-
/O.CON.KRNK.HW.W.0004.000000T0000Z-091128T1100Z/
ASHE-WATAUGA-GRAYSON-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...INDEPENDENCE...
WHITETOP...TROUTDALE...VOLNEY
1040 AM EST FRI NOV 27 2009

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM EST SATURDAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM EST SATURDAY. 

NORTHWEST WINDS WILL CONTINUE AT 25 TO 35 MPH THIS AFTERNOON...WITH
GUSTS TO AROUND 60 MPH ALONG THE HIGHER RIDGES. SOME WEAKENING
MAY BRIEFLY OCCUR LATER THIS AFTERNOON...BUT WILL STRENGTHEN AGAIN
TONIGHT...ESPECIALLY ALONG THE HIGHEST RIDGES. THIS IN COMBINATION
WITH THE WET SOIL CONDITIONS WILL LIKELY RESULT IN DOWNED TREES
ACROSS THE HIGHER ELEVATIONS. IN ADDITION...SOME LIGHT SNOW
ACCUMULATIONS ARE POSSIBLE ALONG THE HIGHEST WEST FACING RIDGES
THROUGH THIS MORNING ...WHICH WILL RESULT IN SOME BLOWING OF SNOW
ACROSS ROADWAYS AND LOCALLY REDUCED VISIBILITIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH ARE LIKELY TO CAUSE SPORADIC POWER OUTAGES...FALLEN
TREES...MINOR PROPERTY DAMAGE...AND DANGEROUS DRIVING CONDITIONS
FOR HIGH PROFILE VEHICLES. RESIDENTS SHOULD MOVE UNFASTENED
ITEMS...SUCH AS GARBAGE CANS AND DECK FURNITURE...INDOORS.

&&

$$

VAZ009-272345-
/O.EXA.KRNK.WI.Y.0018.000000T0000Z-091128T1100Z/
SMYTH-
INCLUDING THE CITY OF...MARION
1040 AM EST FRI NOV 27 2009

...WIND ADVISORY IN EFFECT UNTIL 6 AM EST SATURDAY...

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 AM EST SATURDAY. 

WESTERLY WINDS AT SPEEDS OF 20 TO 30 MPH ... WITH GUSTS TO AROUND
50 MPH ALONG THE HIGHER RIDGES. THE WINDS ARE EXPECTED TO REMAIN
STRONG OVERNIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

VAZ010>014-018>020-272345-
/O.EXT.KRNK.WI.Y.0018.091127T1540Z-091128T1100Z/
BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-CRAIG-ALLEGHANY VA-BATH-
INCLUDING THE CITIES OF...BLAND...PEARISBURG...WYTHEVILLE...
PULASKI...RADFORD...BLACKSBURG...NEW CASTLE...CLIFTON FORGE...
HOT SPRINGS
1040 AM EST FRI NOV 27 2009

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

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 6 AM EST SATURDAY. 

WESTERLY WINDS WILL INCREASE TO 25 TO 35 MPH THIS AFTERNOON WITH
GUSTS TO 55 MPH MAINLY ALONG THE HIGHER RIDGES. THESE STRONG
WINDS WILL LIKELY PERSIST INTO THE OVERNIGHT AS WELL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

NCZ002-VAZ016-017-022-272345-
/O.CON.KRNK.WI.Y.0018.000000T0000Z-091128T1100Z/
ALLEGHANY NC-CARROLL-FLOYD-ROANOKE-
INCLUDING THE CITIES OF...SPARTA...GALAX...FLOYD...ROANOKE...
SALEM
1040 AM EST FRI NOV 27 2009

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

A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST SATURDAY. 

WESTERLY WINDS WILL CONTINUE AT SPEEDS OF 25 TO 30 MPH THIS
AFTERNOON...WITH GUSTS TO AROUND 55 MPH ALONG THE HIGHER RIDGES.
THE WINDS ARE EXPECTED TO REMAIN STRONG OVERNIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
000 
WWUS71 KRNK 271934
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
234 PM EST FRI NOV 27 2009

...STRONG WINDS TO CONTINUE THROUGH TONIGHT ALONG THE HIGHER
RIDGES...

.STRONG WEST TO NORTHWEST WINDS WILL CONTINUE AND EVEN STRENGTHEN
OVERNIGHT AS LOW PRESSURE DEEPENS OFF THE MID ATLANTIC AND
NORTHEAST COAST. THE STRONG WINDS ARE NOW EXPECTED TO LAST INTO
THE EARLY MORNING HOURS OF SATURDAY.

NCZ001-018-VAZ015-280345-
/O.CON.KRNK.HW.W.0004.000000T0000Z-091128T1100Z/
ASHE-WATAUGA-GRAYSON-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...INDEPENDENCE...
WHITETOP...TROUTDALE...VOLNEY
234 PM EST FRI NOV 27 2009

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM EST SATURDAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM EST SATURDAY. 

NORTHWEST WINDS WILL CONTINUE AT 25 TO 35 MPH INTO TONIGHT...
WITH GUSTS TO AROUND 60 MPH ALONG THE HIGHER RIDGES. THIS IN
COMBINATION WITH THE WET SOIL CONDITIONS WILL LIKELY RESULT IN
MORE DOWNED TREES ACROSS THE HIGHER ELEVATIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH ARE LIKELY TO CAUSE SPORADIC POWER OUTAGES...FALLEN
TREES...MINOR PROPERTY DAMAGE...AND DANGEROUS DRIVING CONDITIONS
FOR HIGH PROFILE VEHICLES. RESIDENTS SHOULD MOVE UNFASTENED
ITEMS...SUCH AS GARBAGE CANS AND DECK FURNITURE...INDOORS.

&&

$$

NCZ002-VAZ009>014-016>020-022-280345-
/O.CON.KRNK.WI.Y.0018.000000T0000Z-091128T1100Z/
ALLEGHANY NC-SMYTH-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-CARROLL-
FLOYD-CRAIG-ALLEGHANY VA-BATH-ROANOKE-
INCLUDING THE CITIES OF...SPARTA...MARION...BLAND...PEARISBURG...
WYTHEVILLE...PULASKI...RADFORD...BLACKSBURG...GALAX...FLOYD...
NEW CASTLE...CLIFTON FORGE...HOT SPRINGS...ROANOKE...SALEM
234 PM EST FRI NOV 27 2009

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

A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST SATURDAY. 

WESTERLY WINDS AT 20 TO 30 MPH WILL OCCUR OVERNIGHT. GUSTS TO 50
OR 55 MPH ARE EXPECTED ALONG THE HIGHER RIDGES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
000 
WWUS71 KRNK 280309
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
1009 PM EST FRI NOV 27 2009

...STRONG WINDS TO CONTINUE THROUGH TONIGHT ALONG THE HIGHER
RIDGES...

.STRONG WEST TO NORTHWEST WINDS WILL CONTINUE OVERNIGHT AS LOW
PRESSURE DEEPENS OFF THE NORTHEAST COAST. 

NCZ001-018-VAZ015-281100-
/O.CON.KRNK.HW.W.0004.000000T0000Z-091128T1100Z/
ASHE-WATAUGA-GRAYSON-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...INDEPENDENCE...
WHITETOP...TROUTDALE...VOLNEY
1009 PM EST FRI NOV 27 2009

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM EST SATURDAY...


NORTHWEST WINDS WILL CONTINUE AT 25 TO 35 MPH OVERNIGHT...
WITH GUSTS TO AROUND 60 MPH ALONG THE HIGHER RIDGES. THIS IN
COMBINATION WITH THE WET SOIL CONDITIONS WILL LIKELY RESULT IN
MORE DOWNED TREES ACROSS THE HIGHER ELEVATIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH ARE LIKELY TO CAUSE SPORADIC POWER OUTAGES...FALLEN
TREES...MINOR PROPERTY DAMAGE...AND DANGEROUS DRIVING CONDITIONS
FOR HIGH PROFILE VEHICLES. RESIDENTS SHOULD MOVE UNFASTENED
ITEMS...SUCH AS GARBAGE CANS AND DECK FURNITURE...INDOORS.

&&

$$

NCZ002-VAZ009>014-016>020-022-281100-
/O.CON.KRNK.WI.Y.0018.000000T0000Z-091128T1100Z/
ALLEGHANY NC-SMYTH-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-CARROLL-
FLOYD-CRAIG-ALLEGHANY VA-BATH-ROANOKE-
INCLUDING THE CITIES OF...SPARTA...MARION...BLAND...PEARISBURG...
WYTHEVILLE...PULASKI...RADFORD...BLACKSBURG...GALAX...FLOYD...
NEW CASTLE...CLIFTON FORGE...HOT SPRINGS...ROANOKE...SALEM
1009 PM EST FRI NOV 27 2009

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

WESTERLY WINDS AT 15 TO 30 MPH WILL OCCUR OVERNIGHT. GUSTS TO 50
TO 55 MPH ARE EXPECTED ALONG THE HIGHER RIDGES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
000 
WWUS71 KRNK 280856
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
356 AM EST SAT NOV 28 2009

...WINDS DIMINISHING ACROSS THE RIDGES...

.AS DEEP LOW PRESSURE MOVES OFF THE NEW ENGLAND COAST AND HIGH
PRESSURE MOVES INTO THE SOUTHERN APPALACHIANS FROM THE
SOUTHWEST...WINDS WILL CONTINUE TO DIMINISH THROUGHOUT THE EARLY
MORNING HOURS.

NCZ001-018-VAZ015-281000-
/O.CAN.KRNK.HW.W.0004.000000T0000Z-091128T1100Z/
ASHE-WATAUGA-GRAYSON-
INCLUDING THE CITIES OF...WEST JEFFERSON...BOONE...INDEPENDENCE...
WHITETOP...TROUTDALE...VOLNEY
356 AM EST SAT NOV 28 2009

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS CANCELLED THE HIGH
WIND WARNING. 

WIND GUSTS OF 25 TO 35 MPH ARE STILL POSSIBLE ON THE HIGHEST
RIDGES THROUGH SUNRISE THIS MORNING.

$$

NCZ002-VAZ009>014-016>020-022-281000-
/O.CAN.KRNK.WI.Y.0018.000000T0000Z-091128T1100Z/
ALLEGHANY NC-SMYTH-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-CARROLL-
FLOYD-CRAIG-ALLEGHANY VA-BATH-ROANOKE-
INCLUDING THE CITIES OF...SPARTA...MARION...BLAND...PEARISBURG...
WYTHEVILLE...PULASKI...RADFORD...BLACKSBURG...GALAX...FLOYD...
NEW CASTLE...CLIFTON FORGE...HOT SPRINGS...ROANOKE...SALEM
356 AM EST SAT NOV 28 2009

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS CANCELLED THE WIND
ADVISORY. 

WINDS HAVE DIMINISHED SIGNIFICANTLY ACROSS THE AREA...WITH A FEW
GUSTS TO 25 MPH STILL POSSIBLE THROUGH SUNRISE.

$$

What forecasters said that day

The local office's own words before this wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Blacksburg, VA wrote its last area forecast discussion before this wind advisory went out at Nov 26, 4:09 AM EST, 13 minutes earlier.

Area forecast discussion, Nov 26, 4:09 AM EST, 13 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BLACKSBURG VA
409 AM EST THU NOV 26 2009

.SYNOPSIS...
A STRONG COLD FRONT WILL PASS THROUGH THE APPALACHIANS THIS
EVENING...BRINGING MUCH COLDER AIR ALONG WITH GUSTY WINDS AND
MOUNTAIN SNOW SHOWERS INTO FRIDAY NIGHT. HIGH PRESSURE WILL BUILD
EAST ACROSS THE SOUTHEAST STATES DURING THE WEEKEND ALLOWING FOR A
MODERATION IN TEMPERATURES THROUGH SUNDAY. THE NEXT FRONTAL SYSTEM
BRINGING THE NEXT CHANCE FOR RAIN WILL APPROACH FROM THE WEST
EARLY MONDAY.

&&

.NEAR TERM /THROUGH TONIGHT/...
AREAS OF DENSE FOG CONTINUE TO COVER MUCH OF THE FCST AREA EAST OF
THE BLUE RIDGE AS UPPER CLOUDS AHVE MOVED EAST ALLOWING FOR RAPID
COOLING DOWN TO DEW PTS. SO FAR ONLY PATCHY FOG IN MTN VALLEYS AND
FAIRLY LIGHT. MAINTAINING DENSE FOG ADV THROUGH 9AM EAST OF BLUE RIDGE.

OTHERWISE STRONG LOW PRESSURE SYSTEM SPINNING ACROSS SOUTERN GREAT
LAKES AND WITH STRONG JET ON BACK SIDE GETTING READY TO DIG TOWARD
APPALACHIANS DURING THE DAY TODAY. LATEST GUIDANCE JUST A BIT SLOWER
WITH TIMING OF WHEN SURGE OF COLDER AIR AND STRONGER WINDS
ARRIVE...AS WELL AS DEEPER MSTR AND BEGINNING OF SNOW SHWR ACTIVITY.
00Z AND NOW 06Z NAM DONT START UPSLOPE PRECIP UNTIL AFTER 06Z LATE
TONIGHT NOW...WITH GFS STILL SOMETIME AFTER 00Z.  LOCAL WRF JUST
AFTER 03Z. SLOWED DOWN TIMING SEVERAL HOURS...BUT NOT AS SLOW AS
NAM...YET. ACCUMULATING SNOW AFTER MIDNIGHT...AND BEST WINDOW
PROBABLY 09Z THROUGH 15Z FRIDAY.  NO CHANGES IN THINKING AS FAR AS
OVERALL AMOUNTS...WITH VERY SHALLOW MSTR AND NO TRAJECTORIES OVER
GREAT LAKES FOR NW NC MTNS...SO ONLY AN INCH OR SO IN HIGHEST
ELEVATIONS THERE...WITH BETTER TRAJECTORIES AND DEEPER MSTR FROM
FLAT TOP NORTHWARD INTO NW GREENBRIER CO WV.  LOOKING AT 4-5 INCHES
HIGHEST ELEVATIONS AND WEST FACING SLOPES. THUS...HAVE GONE WITH
WINTER WX ADV FOR SNOW ABOVE 3000 FT...AND WILL MENTION SOME BLOWING
SNOW AS WELL AS WINDS PICK UP OVERNIGHT.

MODELS CONTINUE TO SHOW SOME LEE SIDE DEVELOPMENT BY THIS EVENING
ACROSS THE PIEDMONT WITH LIGHT QPF.  HAVE MY DOUBTS THAT THIS WILL
BE FAR ENOUGH WEST TO IMPACT THE RNK FCST AREA AS MODELS
SUGGEST...BUT FOR NOW WILL MAINT A LOW CHC POP FOR A WHILE THIS
EVENING BEFORE MOVING IT EAST.

WINDS ALSO LOOKING A BIT STRONGER IN LATEST NAM GUIDANCE...WITH
SURGE RIGHT WITH FRONT LATE THIS EVENING...AND PERHAPS ANOTHER SURGE
LATER FRIDAY.  800MB WINDS AROUND 50 KTS AFTER MIDNIGHT OVER NW NC
MTNS WITH GOOD MTN TOP INVERSION AND SUBSIDENCE.  MAY EVEN NEED TO
WATCH WARNING CRITERIA CLOSELY. FOR NOW...AHVE GONE WITH WIND ADV
FROM MIDNIGHT THROUGH FRIDAY...AND MAY NEED TO EXTEND THIS OR
UPGRADE INTO FRI NIGHT AND FOR LARGER AREA AS DEEPENING COASTAL LOW
HELPS TO STRENGTHEN GRADIENT.

AS FAR AS TEMPS...BUMPED UP A LITTLE TODAY MAINLY FROM NEW ROVER
VALLEY EASTWARD WITH PLENTY OF SUNSHINE FOR AT LEAST FIRST HAVE OF
THE DAY. CLOSER TO WARMER MET GUIDANCE THERE. OTHERWISE CLOSE TO
COOLER MAV GUIDANCE ON FAR WEST WITH MORE CLOUD COVER. RAISED
TEMPS A FEW DEG FOR OVERNIGHT LOWS PER SLOWER TIMING TO SURGE OF
COLDEST AIR.

&&

.SHORT TERM /FRIDAY THROUGH SUNDAY NIGHT/...
SURFACE HIGH PRESSURE ENTERS THE AREA FROM THE SOUTHWEST WITH WINDS
OUT OF THE WEST NORTHWEST THROUGH FRIDAY NIGHT. THIS FLOW REGIME
WILL SLOWLY CUT OFF UPSLOPE MOISTURE BUT STRONG NW FLOW SUGGESTS ANY
MOISTURE WILL LIKELY KEEP AT LEAST FLURRIES GOING NW UNTIL ABOUT DAYBREAK
SAT. WILL SEE MORE BACKING DEVELOP ALOFT SAT AS HIGH PRES RIDGES BY
TO THE SOUTH IN A MORE ZONAL FLOW REGIME WHICH SUPPORTS MAINLY SUNNY
SKIES AND MODERATING TEMPS.

A POTENT LOW LEVEL JET WILL REMAIN OVER THE NORTH CAROLINA HIGH
COUNTRY THROUGH LATE FRIDAY EVENING DUE TO THE TIGHT GRADIENT THAT
EXISTS BETWEEN THE LOW PRESSURE SYSTEM MOVING OFF TO THE NORTHEAST
AND THE HIGH PRESSURE BUILDING IN FROM THE SOUTHWEST. THESE WINDS
LOOK TO SUBSIDE TO BELOW WIND ADVISORY CRITERIA IN THE OVERNIGHT
HOURS.

TEMPERATURES WILL BE COLDER ACROSS THE REGION FRIDAY UNDER THE COLD
POOL...LOW THICKNESS AND CLOUDS WEST. BUFKIT SOUNDINGS SUPPORT
TEMPERATURES BELOW FREEZING FOR BLUEFIELD AND LEWISBURG DURING THE
DAY FRIDAY. EXPECT SOME AREAS IN THE HIGHER ELEVATIONS TO STRUGGLE
TO BREAK FREEZING WITH STRONG COLD AIR ADVECTION LASTING THROUGH
FRIDAY NIGHT. THESE WILL BE THE AREAS WHERE MORE PERSISTENT SNOW
SHOWERS WILL BE ONGOING. ACROSS THE REST OF THE COUNTY WARNING AREA
TEMPERATURES WILL RANGE FROM ARND 50 SE TO LOW 30S NW. MUCH COLDER
UNDER CLEARING SKIES FRIDAY NIGHT BUT WONT BOTTOM OUT AS STRONG
GRADIENT REMAINS IN PLACE. COLD AIR QUICKLY EXITS SAT WITH A 10-15C
TEMP JUMP AT 85H BETWEEN FRIDAY NIGHT AND SAT AFTERNOON. THIS IN
COMBO WITH WESTERLY FLOW...HEATING AND DRY AIR SUPPORTS HIGHS
JUMPING BACK WELL INTO THE 50S EAST AND 45-52 WEST.

HIGH PRESSURE WILL CONTINUE THROUGH SUNDAY. MAINTAINED A DRY
FORECAST WITH TEMPERATURES BECOMING MILDER.

&&

.LONG TERM /SUNDAY THROUGH WEDNESDAY/...
THE EXTENDED PORTION OF THE FORECAST CONTINUES TO BE ONE OF A
PROGRESSIVE PATTERN WITH SYSTEMS IN BOTH THE NORTHERN AND SOUTHERN
JET TRACKS IMPACTING THE AREA. THE CHALLENGE CONTINUES TO BE NOTABLE
DIFFERENCES WITHIN THE VARIOUS MODEL GUIDANCE AS TO PATH AND TIMING
OF EACH OF THESE SYSTEMS.

WHILE DIFFERENCES EXIST...THE GENERAL TREND FOR MONDAY THROUGH
WEDNESDAY IS FOR FIRST A NORTHERN STREAM TROUGH AND ASSOCIATED COLD
FRONT TO MOVE INTO AND THROUGH THE REGION MONDAY INTO MONDAY NIGHT.
LITTLE OR NO TIME EXISTS AFTER THE PASSAGE OF THIS SYSTEM BEFORE A
SOUTHERN STREAM SYSTEM TRACKS NORTHEAST EITHER THROUGH THE AREA OR
JUST TO OUR WEST OVER THE OHIO VALLEY TUESDAY NIGHT INTO WEDNESDAY.

THE FIRST SYSTEM WOULD PROVIDE MORE OF QUICK MOVING CLIPPER TYPE
SYSTEM...WITH THE SECOND HAVING A GREATER CHANCE OF PROVING A MORE
WIDESPREAD COVERAGE OF PRECIPITATION AHEAD OF THE MAIN SYSTEM.

HAVE FOLLOWED CLOSELY TO THE HPC GUIDANCE GRIDS WITH ADJUSTMENTS TO
BETTER COLLABORATE WITH NEIGHBORING OFFICES WHERE NOTABLE
DIFFERENCES EXISTED.

&&

.AVIATION /09Z THURSDAY THROUGH MONDAY/...
UPDATE ON 06Z TAF ISSUANCE AS VSBYS AND CIGS STARTING TO COME DOWN
FAST AS CIRRUS BEGINS TO ERODE ACROSS THE EAST. HAVE LOWERED TO
IFR AT LYH AND DAN THROUGH DAWN...ALTHOUGH CONDITIONS LIKELY TO
BOUNCE UP AND DOWN THROUGHOUT THE NIGHT INTO MVFR RANGE AT
TIMES...BUT BLV PREVAILING WILL TEND TO BE IFR OR LIFR AT THESE
SITES. STILL THINKING ROA WILL REMAIN VFR GIVEN T/TD SPREAD BUT
WILL CONTINUE TO WATCH.

A STRONG COLD FRONT WILL CROSS THROUGH THE FORECAST AREA ON
THURSDAY. THE ARRIVAL OF THIS COLD FRONT WILL BRING MVFR TO IFR
CEILINGS AND VISIBILITIES IN THE UPSLOPE AREAS WEST OF THE BLUE
RIDGE ALONG WITH COLDER AIR AND RAIN..THEN SNOW SHOWERS.
DOWNSLOPE WINDS EAST OF THE BLUE RIDGE WILL KEEP THOSE AREAS
MAINLY VFR RANGE INTO SUNDAY. WINDS WILL ALSO INCREASE BEHIND THE
FRONT WITH GUSTS OUT OF THE WEST TO NORTHWEST AFTER 00Z.

HIGH PRESSURE WILL BUILD BACK INTO THE REGION ON SATURDAY AND
SUNDAY. THIS WILL END THE UPSLOPE CLOUDS AND PRECIPITATION AND
RETURN BLF AND LWB BACK TO VFR CONDITIONS.

&&

.RNK WATCHES/WARNINGS/ADVISORIES...
VA...DENSE FOG ADVISORY UNTIL 9 AM EST THIS MORNING FOR VAZ032>035-
     043>047-058-059.
     WIND ADVISORY FROM 11 PM THIS EVENING TO 6 PM EST FRIDAY FOR
     VAZ015.
NC...DENSE FOG ADVISORY UNTIL 9 AM EST THIS MORNING FOR NCZ003>006-
     019-020.
     WIND ADVISORY FROM 11 PM THIS EVENING TO 6 PM EST FRIDAY FOR
     NCZ001-002-018.
WV...WINTER WEATHER ADVISORY FROM 11 PM THIS EVENING TO 6 PM EST
     FRIDAY FOR WVZ045.

&&

SYNOPSIS...JH/SK
NEAR TERM...SK
SHORT TERM...JH/REB
LONG TERM...DS
AVIATION...AMS/SK
Hazardous weather outlook, Nov 25, 2:26 PM EST, 13 hours 56 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE BLACKSBURG VA
226 PM EST WED NOV 25 2009

VAZ007-010-WVZ042-043-045-261930-
TAZEWELL-BLAND-MERCER-SUMMERS-GREENBRIER-
226 PM EST WED NOV 25 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWEST VIRGINIA AND
SOUTHEAST WEST VIRGINIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

NORTHWEST FLOW SNOW SHOWERS MAY RESULT IN A FEW INCHES OF SNOWFALL
ACCUMULATION ACROSS THE HIGHER WESTERN SLOPES THURSDAY NIGHT INTO
FRIDAY NIGHT. GUSTY WINDS MAY ALSO RESULT IN SOME BLOWING AND
DRIFTING OF SNOW ACROSS ROADS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

NCZ001-002-018-VAZ015>017-261930-
ASHE-ALLEGHANY NC-WATAUGA-GRAYSON-CARROLL-FLOYD-
226 PM EST WED NOV 25 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST NORTH CAROLINA AND
SOUTHWEST VIRGINIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

STRONG NORTHWEST WINDS IN THE WAKE OF A COLD FRONT MAY GUST TO 45
MPH OR STRONGER THURSDAY NIGHT INTO FRIDAY. IN ADDITION...LIGHT
SNOWFALL ACCUMULATIONS WILL BE POSSIBLE ACROSS THE HIGHER WEST
FACING SLOPES BY LATER THURSDAY NIGHT OR EARLY FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

VAZ009-011>014-018>020-WVZ044-261930-
SMYTH-GILES-WYTHE-PULASKI-MONTGOMERY-CRAIG-ALLEGHANY VA-BATH-MONROE-
226 PM EST WED NOV 25 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWEST VIRGINIA...WEST
CENTRAL VIRGINIA AND SOUTHEAST WEST VIRGINIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

SNOW SHOWERS ARE POSSIBLE BY LATE THURSDAY NIGHT INTO
FRIDAY...ALONG WITH GUSTY WINDS. LITTLE OR SNOW ACCUMULATION IS
EXPECTED AT THIS TIME HOWEVER.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

NCZ003>006-019-020-VAZ022>024-032>035-043>047-058-059-261930-
SURRY-STOKES-ROCKINGHAM-CASWELL-WILKES-YADKIN-ROANOKE-BOTETOURT-
ROCKBRIDGE-PATRICK-FRANKLIN-BEDFORD-AMHERST-HENRY-PITTSYLVANIA-
CAMPBELL-APPOMATTOX-BUCKINGHAM-HALIFAX-CHARLOTTE-
226 PM EST WED NOV 25 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL NORTH
CAROLINA...NORTHWEST NORTH CAROLINA...CENTRAL VIRGINIA...SOUTH
CENTRAL VIRGINIA...SOUTHWEST VIRGINIA AND WEST CENTRAL VIRGINIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 26, 1:34 AM ESTDense Fog AdvisoryRNKAmherst, Appomattox, Bedford, Buckingham, Campbell, Charlotte and 8 more7 hr
Nov 26, 1:25 PM ESTHigh Wind WarningRNKGrayson39 hr

Nearby

Wind Advisories in Virginia, 2009Wind Advisories in North Carolina, 2009Every wind advisory in 2009

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.