Alert archive / Virginia / Wind Advisories in 2007

Wind Advisory 4, NWS Blacksburg, VA

January 9, 2007Alleghany County, Ashe County, Watauga County, North Carolina; 20 counties in Virginia

NWS Blacksburg, VA issued this wind advisory at Jan 9, 2007, 3:41 AM EST for Alleghany County, Ashe County, Watauga County, North Carolina; 20 counties in Virginia. It took effect at Jan 9, 2007, 12:00 PM EST. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued
Jan 9, 2007, 3:41 AM EST (08:41 UTC)
In effect from
Jan 9, 2007, 12:00 PM EST
Expired
Jan 10, 2007, 9:00 AM EST
In force
21 hr
Issued by
NWS Blacksburg, VA
All 23 counties

Alleghany County, NC, Ashe County, NC, Watauga County, NC, Alleghany County, VA, Bath County, VA, Botetourt County, VA, Carroll County, VA, City of Buena Vista, VA, City of Covington, VA, City of Galax, VA, City of Lexington, 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, Rockbridge County, VA, Wythe County, VA

The radar

The Roanoke radar (KFCX), 22 km from the middle of the area, began a volume at 08:42 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, 8.7 hours before the alert went out and 79 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 2007-01-09Temperature 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, Roanoke, VA at 00:00Z on 2007-01-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -125 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
1650 m above ground
0-6 km bulk shear
118 kt
0-1 km storm-relative helicity
-125 m²/s²
0-3 km storm-relative helicity
-151 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 090841
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
341 AM EST TUE JAN 9 2007

...STRONG WINDS FOR THE MOUNTAINS...

.A STRONG DISTURBANCE WILL PASS ACROSS THE MOUNTAINS TODAY. THIS
WILL BRING STRONG GUSTY WINDS TO LOCATIONS FROM THE HIGH COUNTRY OF
NORTH CAROLINA...NORTHEAST ALONG THE BLUE RIDGE INTO THE FANCY GAP
AREA.

NCZ001-002-018-VAZ015-016-091645-
/O.NEW.KRNK.WI.Y.0004.070109T1700Z-070110T1400Z/
ASHE-ALLEGHANY NC-WATAUGA-GRAYSON-CARROLL-
INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE...
INDEPENDENCE...GALAX
341 AM EST TUE JAN 9 2007

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 9 AM EST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO 9 AM EST
WEDNESDAY. 

SUSTAINED WINDS OF 20 TO 30 MPH...WITH GUSTS UP TO 50 MPH CAN BE
EXPECTED. IN ADDITION...SNOW SHOWERS WILL BE OCCURRING FROM TIME
TO TIME...SO VISIBILITIES COULD BE GREATLY REDUCED IN BLOWING SNOW.

WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION. 

$$
5 follow-up statements
000 
WWUS71 KRNK 091602
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
1101 AM EST TUE JAN 9 2007

...STRONG WINDS FOR THE MOUNTAINS...

.A STRONG DISTURBANCE WILL MOVE ACROSS THE MOUNTAINS TODAY. THIS WILL
RESULT IN STRONG GUSTY WINDS FOR LOCATIONS FROM THE HIGH COUNTRY
OF NORTH CAROLINA...NORTHEAST ALONG THE BLUE RIDGE INTO THE FANCY
GAP AREA.

NCZ001-002-018-VAZ015-016-100015-
/O.CON.KRNK.WI.Y.0004.070109T1700Z-070110T1400Z/
ASHE-ALLEGHANY NC-WATAUGA-GRAYSON-CARROLL-
INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE...
INDEPENDENCE...GALAX
1101 AM EST TUE JAN 9 2007

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST WEDNESDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST WEDNESDAY. 

SUSTAINED WINDS OF 20 TO 30 MPH...WITH GUSTS UP TO 50 MPH CAN BE
EXPECTED. IN ADDITION...SNOW SHOWERS WILL BE OCCURRING FROM TIME
TO TIME...SO VISIBILITIES COULD BE GREATLY REDUCED IN BLOWING
SNOW.

WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$
000 
WWUS71 KRNK 091852
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
152 PM EST TUE JAN 9 2007

...STRONG WINDS EXPECTED ACROSS THE MOUNTAINS...

.A STRONG DISTURBANCE WILL MOVE EAST AND AWAY FROM THE AREA THIS
EVENING. NORTHWEST WINDS ARE EXPECTED TO RAPIDLY INCREASE BEHIND
THIS FEATURE ESPECIALLY ACROSS THE HIGHER ELEVATIONS OVERNIGHT.

VAZ011>014-017>020-022>024-100300-
/O.EXA.KRNK.WI.Y.0004.000000T0000Z-070110T1400Z/
GILES-WYTHE-PULASKI-MONTGOMERY-FLOYD-CRAIG-ALLEGHANY VA-BATH-
ROANOKE-BOTETOURT-ROCKBRIDGE-
INCLUDING THE CITIES OF...PEARISBURG...WYTHEVILLE...PULASKI...
RADFORD...BLACKSBURG...FLOYD...NEW CASTLE...CLIFTON FORGE...
HOT SPRINGS...SALEM...FINCASTLE...LEXINGTON
152 PM EST TUE JAN 9 2007

...WIND ADVISORY IN EFFECT UNTIL 9 AM EST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM EST WEDNESDAY. 

SUSTAINED NORTHWEST WINDS OF 15 TO 25 MPH...WITH GUSTS UP TO 50
MPH CAN BE EXPECTED THROUGH EARLY WEDNESDAY MORNING. THE STRONGEST
WINDS WILL OCCUR ALONG THE BLUE RIDGE ESPECIALLY AFTER SUNSET.

WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$

NCZ001-002-018-VAZ015-016-100300-
/O.CON.KRNK.WI.Y.0004.000000T0000Z-070110T1400Z/
ASHE-ALLEGHANY NC-WATAUGA-GRAYSON-CARROLL-
INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE...
INDEPENDENCE...GALAX
152 PM EST TUE JAN 9 2007

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST WEDNESDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST WEDNESDAY. 

SUSTAINED NORTHWEST WINDS OF 20 TO 30 MPH...WITH GUSTS UP TO 55
MPH CAN BE EXPECTED INTO EARLY WEDNESDAY. IN ADDITION...SNOW SHOWERS WILL
ALSO BE OCCURRING FROM TIME TO TIME...SO VISIBILITIES COULD BE
GREATLY REDUCED IN BLOWING SNOW.

WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$
000 
WWUS71 KRNK 100229
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
929 PM EST TUE JAN 9 2007

...STRONG WINDS EXPECTED ACROSS THE MOUNTAINS...

.A STRONG DISTURBANCE WILL CONTINUE TO MOVE EAST AND AWAY FROM
THE AREA OVERNIGHT. NORTHWEST WINDS WILL INCREASE BEHIND THIS
FEATURE OVERNIGHT...ESPECIALLY ACROSS THE HIGHER ELEVATIONS.

NCZ001-002-018-VAZ015-016-101030-
/O.CON.KRNK.WI.Y.0004.000000T0000Z-070110T1400Z/
ASHE-ALLEGHANY NC-WATAUGA-GRAYSON-CARROLL-
INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE...
INDEPENDENCE...GALAX
929 PM EST TUE JAN 9 2007

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST WEDNESDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST WEDNESDAY. 

SUSTAINED NORTHWEST WINDS OF 20 TO 30 MPH...WITH GUSTS UP TO
55 MPH...CAN BE EXPECTED INTO EARLY WEDNESDAY. IN ADDITION...
MANY LOCATIONS HAVE SNOW ACCUMULATIONS OF 2 TO 5 INCHES...SO
VISIBILITIES COULD BE GREATLY REDUCED IN BLOWING SNOW.

WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$

VAZ011>014-017>020-022>024-101030-
/O.CON.KRNK.WI.Y.0004.000000T0000Z-070110T1400Z/
GILES-WYTHE-PULASKI-MONTGOMERY-FLOYD-CRAIG-ALLEGHANY VA-BATH-
ROANOKE-BOTETOURT-ROCKBRIDGE-
INCLUDING THE CITIES OF...PEARISBURG...WYTHEVILLE...PULASKI...
RADFORD...BLACKSBURG...FLOYD...NEW CASTLE...CLIFTON FORGE...
HOT SPRINGS...SALEM...FINCASTLE...LEXINGTON
929 PM EST TUE JAN 9 2007

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST WEDNESDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST WEDNESDAY. 

SUSTAINED NORTHWEST WINDS OF 15 TO 25 MPH...WITH GUSTS UP TO
50 MPH...CAN BE EXPECTED THROUGH EARLY WEDNESDAY MORNING. THE
STRONGEST WINDS WILL OCCUR ALONG THE BLUE RIDGE.

WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$
000 
WWUS71 KRNK 100952
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
452 AM EST WED JAN 10 2007

...STRONG WINDS ACROSS THE MOUNTAINS...

.STRONG...GUSTY NORTHWEST WINDS WILL PERSIST BEHIND A CLIPPER
SYSTEM INTO MID MORNING.

NCZ001-002-018-VAZ015-016-101400-
/O.CON.KRNK.WI.Y.0004.000000T0000Z-070110T1400Z/
ASHE-ALLEGHANY NC-WATAUGA-GRAYSON-CARROLL-
INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE...
INDEPENDENCE...GALAX
452 AM EST WED JAN 10 2007

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING...

SUSTAINED NORTHWEST WINDS OF 15 TO 30 MPH...WITH GUSTS UP TO 55
MPH...CAN BE EXPECTED INTO EARLY WEDNESDAY. IN ADDITION... MANY
LOCATIONS HAVE SNOW ACCUMULATIONS OF 2 TO 5 INCHES...SO
VISIBILITIES COULD BE GREATLY REDUCED IN BLOWING SNOW.

WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$

VAZ011>014-017>020-022>024-101400-
/O.CON.KRNK.WI.Y.0004.000000T0000Z-070110T1400Z/
GILES-WYTHE-PULASKI-MONTGOMERY-FLOYD-CRAIG-ALLEGHANY VA-BATH-
ROANOKE-BOTETOURT-ROCKBRIDGE-
INCLUDING THE CITIES OF...PEARISBURG...WYTHEVILLE...PULASKI...
RADFORD...BLACKSBURG...FLOYD...NEW CASTLE...CLIFTON FORGE...
HOT SPRINGS...SALEM...FINCASTLE...LEXINGTON
452 AM EST WED JAN 10 2007

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING...

SUSTAINED NORTHWEST WINDS OF 15 TO 25 MPH...WITH GUSTS UP TO 50
MPH...CAN BE EXPECTED THROUGH EARLY WEDNESDAY MORNING. THE
STRONGEST WINDS WILL OCCUR ALONG THE HIGHER TERRAIN.

WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$
000 
WWUS71 KRNK 101343
NPWRNK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BLACKSBURG VA
843 AM EST WED JAN 10 2007


NCZ001-002-018-VAZ015-016-101445-
/O.EXP.KRNK.WI.Y.0004.000000T0000Z-070110T1400Z/
ASHE-ALLEGHANY NC-WATAUGA-GRAYSON-CARROLL-
INCLUDING THE CITIES OF...WEST JEFFERSON...SPARTA...BOONE...
INDEPENDENCE...GALAX
843 AM EST WED JAN 10 2007

...WIND ADVISORY WILL EXPIRE AT 9 AM EST THIS MORNING...

THE WIND ADVISORY WILL EXPIRE AT 9 AM EST THIS MORNING. 

NORTHWEST WINDS WILL REMAIN GUSTY THIS MORNING BUT WELL BELOW
ADVISORY CRITERIA. THUS THE WIND ADVISORY WILL BE ALLOWED TO EXPIRE.

$$

VAZ011>014-017>020-022>024-101445-
/O.EXP.KRNK.WI.Y.0004.000000T0000Z-070110T1400Z/
GILES-WYTHE-PULASKI-MONTGOMERY-FLOYD-CRAIG-ALLEGHANY VA-BATH-
ROANOKE-BOTETOURT-ROCKBRIDGE-
INCLUDING THE CITIES OF...PEARISBURG...WYTHEVILLE...PULASKI...
RADFORD...BLACKSBURG...FLOYD...NEW CASTLE...CLIFTON FORGE...
HOT SPRINGS...SALEM...FINCASTLE...LEXINGTON
843 AM EST WED JAN 10 2007

...WIND ADVISORY WILL EXPIRE AT 9 AM EST THIS MORNING...

THE WIND ADVISORY WILL EXPIRE AT 9 AM EST THIS MORNING. 

NORTHWEST WINDS HAVE DIMINISHED BELOW ADVISORY LEVELS SO THE WIND
ADVISORY WILL BE ALLOWED TO EXPIRE AT 9 AM.

$$

Nearby

Wind Advisories in Virginia, 2007Wind Advisories in North Carolina, 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.