Alert archive / Virginia / Wind Advisories in 2018

Wind Advisory 2, NWS Blacksburg, VA

January 23, 201811 counties in Virginia; 5 counties in North Carolina

NWS Blacksburg, VA issued this wind advisory at Jan 23, 2018, 3:34 AM EST for 11 counties in Virginia; 5 counties in North Carolina. It took effect at Jan 23, 2018, 12:10 PM EST. It was in force for 22 hr.

The area

The counties it named.

The facts

Issued
Jan 23, 2018, 3:34 AM EST (08:34 UTC)
In effect from
Jan 23, 2018, 12:10 PM EST
Expired
Jan 24, 2018, 10:00 AM EST
In force
22 hr
Issued by
NWS Blacksburg, VA

Counties Alleghany County, NC, Ashe County, NC, Caswell County, NC, Rockingham County, NC, Watauga County, NC, Carroll County, VA, Charlotte County, VA, City of Danville, VA, City of Galax, VA, City of Roanoke, VA, City of Salem, VA, Floyd County, VA, Grayson County, VA, Halifax County, VA, Pittsylvania County, VA, Roanoke County, VA

The radar

The Roanoke radar (KFCX), 32 km from the middle of the area, began a volume at 08:36 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

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 8.6 hours before the alert went out and 78 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, Greensboro/Hi Pt, NC at 00:00Z on 2018-01-23Temperature 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, Greensboro/Hi Pt, NC at 00:00Z on 2018-01-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 194 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
1068 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
194 m²/s²
0-3 km storm-relative helicity
229 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

164 
WWUS71 KRNK 230834
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
334 AM EST Tue Jan 23 2018

...Gusty Northwest Winds Expected This Afternoon into Early
Wednesday...

A strong cold front will make its way across the region by mid-
morning today. This will lead to a wind shift from south to
northwest, becoming gusty by early this afternoon. Strongest winds
are expected late this afternoon into the overnight hours. Winds
should then begin to abate by early Wednesday morning with
pressure gradient beginning to relax. 

NCZ001-018-VAZ015-232000-
/O.CAN.KRNK.WI.Y.0001.000000T0000Z-180123T1100Z/
/O.NEW.KRNK.WI.Y.0002.180123T1800Z-180124T1500Z/
Ashe-Watauga-Grayson-
Including the cities of West Jefferson, Boone, Independence, 
Whitetop, Troutdale, and Volney
334 AM EST Tue Jan 23 2018

...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 10 AM EST
WEDNESDAY...
...WIND ADVISORY THAT WAS IN EFFECT UNTIL 6 AM THIS MORNING 
HAS BEEN CANCELLED...

The National Weather Service in Blacksburg has issued a Wind
Advisory, which is in effect from 1 PM this afternoon to 10 AM
EST Wednesday. The Wind Advisory that was in effect until 6 AM
this morning has been cancelled.

* Locations...Ashe and Watauga Counties in northwest North
  Carolina, and Grayson County in southwest Virginia.

* Hazards...Strong gusty northwest winds.

* Winds...Northwest winds 20 to 30 mph with gusts up to 55 mph.

* Timing...A northwest wind shift is expected by mid-morning
  today, with winds increasing and becoming gusty early this
  afternoon. The strongest winds are expected late this afternoon
  into overnight tonight. Northwest wind gusts should then ease 
  by early morning Wednesday. 

* Impacts...These winds may down small trees or tree limbs...as 
  well as power lines. Loose outdoor objects should be secured. 
  Winds this strong can make travel difficult, especially for 
  high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory is issued when sustained winds are forecast to be
31 to 39 MPH or gusts will range between 46 and 57 MPH. Winds of
these magnitudes may cause minor property damage without extra
precautions. Motorists in high profile vehicles should use extra
caution until the winds subside.

&&

$$

VAZ007-009-WVZ042-230945-
/O.CAN.KRNK.WI.Y.0001.000000T0000Z-180123T1100Z/
Tazewell-Smyth-Mercer-
Including the cities of Tazewell, Marion, Bluefield, and Flat Top
334 AM EST Tue Jan 23 2018

...WIND ADVISORY IS CANCELLED...

The National Weather Service in Blacksburg has cancelled the Wind
Advisory.

South to southwest winds have remained below Wind Advisory 
criteria overnight across Tazewell, Smyth and Mercer Counties. 
Further strengthening is not anticipated. Therefore, the Wind
Advisory has been cancelled. 

$$

NCZ002-VAZ016-017-022-232000-
/O.NEW.KRNK.WI.Y.0002.180123T1800Z-180124T1500Z/
Alleghany NC-Carroll-Floyd-Roanoke-
Including the cities of Sparta, Galax, Floyd, Roanoke, and Salem
334 AM EST Tue Jan 23 2018

...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 10 AM EST
WEDNESDAY...

The National Weather Service in Blacksburg has issued a Wind
Advisory, which is in effect from 1 PM this afternoon to 10 AM
EST Wednesday.

* Locations...The Blue Ridge Mountains including and southwest of
  Roanoke.

* Hazards...Strong northwest wind gusts

* Winds...Northwest winds 10 to 20 mph with gusts up to 50 mph.

* Timing...A northwest wind shift is expected by mid-morning
  today, with winds increasing and becoming gusty early this
  afternoon. The strongest winds are expected late this afternoon
  into overnight tonight. Northwest wind gusts should then ease 
  by early morning Wednesday.

* Impacts...These winds may down small trees or tree limbs...as 
  well as power lines. Loose outdoor objects should be secured. 
  Winds this strong can make travel difficult, especially for 
  high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory is issued when sustained winds are forecast to be
31 to 39 MPH or gusts will range between 46 and 57 MPH. Winds of
these magnitudes may cause minor property damage without extra
precautions. Motorists in high profile vehicles should use extra
caution until the winds subside.

&&

$$

Loconto
5 follow-up statements
064 
WWUS71 KRNK 231710
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
1210 PM EST Tue Jan 23 2018

...Strong winds across the Piedmont of North Carolina and 
parts of southside Virginia this afternoon...

...Gusty Northwest Winds Also Expected This Afternoon into Early
Wednesday along the Blue Ridge...

A strong cold front is moving east across the Piedmont of Virginia
and North Carolina. Strong wind gusts are occurring along the
leading edge of the front. Behind the front, winds were also quite
gusty with the strongest winds across the higher elevations of the
Blue Ridge. Winds across the piedmont will subside after sunset,
but winds across the higher elevations near the Blue Ridge will
continue to blow through the night. 

NCZ005-006-VAZ044-058-059-232300-
/O.EXB.KRNK.WI.Y.0002.180123T1710Z-180123T2300Z/
Rockingham-Caswell-Pittsylvania-Halifax-Charlotte-
Including the cities of Eden, Yanceyville, Danville, 
South Boston, and Keysville
1210 PM EST Tue Jan 23 2018

...WIND ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...

The National Weather Service in Blacksburg has issued a Wind
Advisory, which is in effect until 6 PM EST this evening.

* Locations...Charlotte, Halifax, and Pittsylvania Counties in
  Virginia. Rockingham and Caswell Counties in North Carolina,
  including the City of Danville. 

* Hazards...Strong wind gusts leading to falling trees and tree
  limbs.
  

* Winds...Westerly 20 to 30 mph with gusts up to 50 mph.

* Timing...Strongest winds early this afternoon, diminishing
  toward sunset.

* Impacts...These winds may down small trees or tree limbs...as 
  well as power lines. Loose outdoor objects should be secured. 
  Winds this strong can make travel difficult, especially for 
  high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory is issued when sustained winds are forecast to be
31 to 39 MPH or gusts will range between 46 and 57 MPH. Winds of
these magnitudes may cause minor property damage without extra
precautions. Motorists in high profile vehicles should use extra
caution until the winds subside.

&&

$$

NCZ001-002-018-VAZ015>017-022-240115-
/O.CON.KRNK.WI.Y.0002.180123T1800Z-180124T1500Z/
Ashe-Alleghany NC-Watauga-Grayson-Carroll-Floyd-Roanoke-
Including the cities of West Jefferson, Sparta, Boone, 
Independence, Whitetop, Troutdale, Volney, Galax, Floyd, Roanoke,
and Salem
1210 PM EST Tue Jan 23 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST WEDNESDAY...

* Locations...The Blue Ridge Mountains including and southwest 
  of Roanoke.

* Hazards...Strong northwest wind gusts.

* Winds...Northwest winds 15 to 25 mph with gusts up to 50 mph.

* Timing...The strongest winds are expected late this afternoon 
  into overnight tonight. Northwest wind gusts should then ease by
  early morning Wednesday.

* Impacts...These winds may down small trees or tree limbs...as 
  well as power lines. Loose outdoor objects should be secured. 
  Winds this strong can make travel difficult, especially for 
  high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory is issued when sustained winds are forecast to be
31 to 39 MPH or gusts will range between 46 and 57 MPH. Winds of
these magnitudes may cause minor property damage without extra
precautions. Motorists in high profile vehicles should use extra
caution until the winds subside.

&&

$$
474 
WWUS71 KRNK 232029
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
329 PM EST Tue Jan 23 2018

...Gusty Northwest Winds Tonight and Early Wednesday along the 
Blue Ridge...

A strong cold front which has moved through the Mid-Atlantic 
Region is causing strong winds across the higher elevations along
the Blue Ridge. Strongest wind gusts are expected to occur along
the Blue Ridge Parkway from Roanoke into the the mountains of
Northwest North Carolina. 


NCZ005-006-VAZ044-058-059-232130-
/O.CAN.KRNK.WI.Y.0002.000000T0000Z-180123T2300Z/
Rockingham-Caswell-Pittsylvania-Halifax-Charlotte-
Including the cities of Eden, Yanceyville, Danville, 
South Boston, and Keysville
329 PM EST Tue Jan 23 2018

...WIND ADVISORY IS CANCELLED...

The National Weather Service in Blacksburg has cancelled the Wind
Advisory for the Piedmont of Virginia and North Carolina. 

Winds are subsiding across the Piedmont. The front has moved into
eastern Virginia and North Carolina with the strongest winds
closer to the coastal areas.

There were reports of scattered downed trees across Pittsylvania
and Halifax counties earlier today. 

$$

NCZ001-002-018-VAZ015>017-022-240430-
/O.CON.KRNK.WI.Y.0002.000000T0000Z-180124T1500Z/
Ashe-Alleghany NC-Watauga-Grayson-Carroll-Floyd-Roanoke-
Including the cities of West Jefferson, Sparta, Boone, 
Independence, Whitetop, Troutdale, Volney, Galax, Floyd, Roanoke,
and Salem
329 PM EST Tue Jan 23 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST WEDNESDAY...

* Locations...The Blue Ridge Mountains including and southwest 
  of Roanoke.

* Hazards...Strong northwest wind gusts.

* Winds...Northwest winds 15 to 25 mph with gusts up to 50 mph.

* Timing...The strongest winds are expected overnight tonight.
  Northwest wind gusts should then ease early morning Wednesday.

* Impacts...These winds may down small trees or tree limbs...as 
  well as power lines. Loose outdoor objects should be secured. 
  Winds this strong can make travel difficult, especially for 
  high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory is issued when sustained winds are forecast to be
31 to 39 MPH or gusts will range between 46 and 57 MPH. Winds of
these magnitudes may cause minor property damage without extra
precautions. Motorists in high profile vehicles should use extra
caution until the winds subside.

&&

$$
976 
WWUS71 KRNK 240350
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
1050 PM EST Tue Jan 23 2018

...Gusty Northwest Winds Tonight and Early Wednesday along the
Blue Ridge...

Winds will be strong and gusty behind a cold front tonight.

NCZ001-002-018-VAZ015>017-022-241400-
/O.CON.KRNK.WI.Y.0002.000000T0000Z-180124T1500Z/
Ashe-Alleghany NC-Watauga-Grayson-Carroll-Floyd-Roanoke-
Including the cities of West Jefferson, Sparta, Boone, 
Independence, Whitetop, Troutdale, Volney, Galax, Floyd, Roanoke,
and Salem
1050 PM EST Tue Jan 23 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST WEDNESDAY...

* Locations...The Blue Ridge Mountains including and southwest 
  of Roanoke.

* Hazards...Strong northwest wind gusts.

* Winds...Northwest winds 15 to 25 mph with gusts up to 50 mph.

* Timing...Overnight tonight. Northwest wind gusts should then
  ease Wednesday morning.

* Impacts...These winds may down small trees or tree limbs...as 
  well as power lines. Loose outdoor objects should be secured. 
  Winds this strong can make travel difficult, especially for 
  high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory is issued when sustained winds are forecast to be
31 to 39 MPH or gusts will range between 46 and 57 MPH. Winds of
these magnitudes may cause minor property damage without extra
precautions. Motorists in high profile vehicles should use extra
caution until the winds subside.

&&

$$
566 
WWUS71 KRNK 240841
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
341 AM EST Wed Jan 24 2018


NCZ001-002-018-VAZ015>017-022-241500-
/O.CON.KRNK.WI.Y.0002.000000T0000Z-180124T1500Z/
Ashe-Alleghany NC-Watauga-Grayson-Carroll-Floyd-Roanoke-
Including the cities of West Jefferson, Sparta, Boone, 
Independence, Whitetop, Troutdale, Volney, Galax, Floyd, Roanoke,
and Salem
341 AM EST Wed Jan 24 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS MORNING...

* Locations...The Blue Ridge Mountains from Roanoke southwest to
  North Carolina.

* Hazards...Strong northwest wind gusts.

* Winds...Northwest 15 to 25 mph with gusts up to 50 mph.

* Timing...Through mid morning.

* Impacts...These winds may down small trees or tree limbs, which
  could lead to isolated power outages. Loose outdoor objects 
  should be secured. Winds this strong can make travel difficult, 
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory is issued when sustained winds are forecast to be
31 to 39 MPH or gusts will range between 46 and 57 MPH. Winds of
these magnitudes may cause minor property damage without extra
precautions. Motorists in high profile vehicles should use extra
caution until the winds subside.

&&

$$
175 
WWUS71 KRNK 241434 AAA
NPWRNK

URGENT - WEATHER MESSAGE...UPDATED
National Weather Service Blacksburg VA
934 AM EST Wed Jan 24 2018

...Westerly winds to diminish into this afternoon...


NCZ001-002-018-VAZ015>017-022-241545-
/O.EXP.KRNK.WI.Y.0002.000000T0000Z-180124T1500Z/
Ashe-Alleghany NC-Watauga-Grayson-Carroll-Floyd-Roanoke-
Including the cities of West Jefferson, Sparta, Boone, 
Independence, Whitetop, Troutdale, Volney, Galax, Floyd, Roanoke,
and Salem
934 AM EST Wed Jan 24 2018

...WIND ADVISORY WILL EXPIRE AT 10 AM EST THIS MORNING...

Strong westerly winds should continue to slowly decrease this
afternoon as a passing upper disturbance exits. However some gusts
to around 45 mph may still occur especially across the higher
ridges through midday. Northwest winds will again increase
overnight as another impulse slides across, but speeds are 
expected to stay below advisory criteria at this time. 



$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 23, 3:46 AM ESTSpecial Weather StatementRNKCity of Danville29 min

Nearby

Wind Advisories in Virginia, 2018Wind Advisories in North Carolina, 2018Every wind advisory in 2018

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.