Alert archive / Virginia / Wind Advisories in 2017

Wind Advisory 13, NWS Blacksburg, VA

May 3, 2017Ashe County, Watauga County, North Carolina; Grayson County, Smyth County, Tazewell County, Virginia; Greenbrier County, Mercer County, Summers County, West Virginia

NWS Blacksburg, VA issued this wind advisory at May 3, 2017, 2:51 PM EDT for Ashe County, Watauga County, North Carolina; Grayson County, Smyth County, Tazewell County, Virginia; Greenbrier County, Mercer County, Summers County, West Virginia. It took effect at May 4, 2017, 12:00 PM EDT. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
May 3, 2017, 2:51 PM EDT (18:51 UTC)
In effect from
May 4, 2017, 12:00 PM EDT
Expired
May 4, 2017, 10:03 PM EDT
In force
10 hr
Issued by
NWS Blacksburg, VA

Counties Ashe County, NC, Watauga County, NC, Grayson County, VA, Smyth County, VA, Tazewell County, VA, Greenbrier County, WV, Mercer County, WV, Summers County, WV

The radar

The Roanoke radar (KFCX), 86 km from the middle of the area, began a volume at 18:49 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 12:00Z, 6.9 hours before the alert went out and 156 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 12:00Z on 2017-05-03Temperature 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 12:00Z on 2017-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 81 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
1189 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
81 m²/s²
0-3 km storm-relative helicity
95 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

145 
WWUS71 KRNK 031851
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
251 PM EDT Wed May 3 2017

...Strong southeast winds expect Thursday afternoon and evening...

.A strong storm system moves from Texas to the Tennesse Valley
tonight through Thursday. The wind field in the low levels of the
atmosphere will increase significantly Thursday afternoon and
evening, which will bring gusts over 45 mph to portions of the
mountains. 

NCZ001-018-VAZ007-009-015-WVZ042-043-508-040300-
/O.NEW.KRNK.WI.Y.0013.170504T1600Z-170505T0400Z/
Ashe-Watauga-Tazewell-Smyth-Grayson-Mercer-Summers-
Western Greenbrier-
Including the cities of West Jefferson, Boone, Tazewell, Marion, 
Independence, Whitetop, Troutdale, Volney, Bluefield, Flat Top, 
Hinton, Hix, Quinwood, Duo, and Rainelle
251 PM EDT Wed May 3 2017

...WIND ADVISORY IN EFFECT FROM NOON THURSDAY TO MIDNIGHT 
THURSDAY NIGHT...

The National Weather Service in Blacksburg has issued a Wind
Advisory, which is in effect from noon Thursday to midnight EDT
Thursday night.

* Locations...The higher ridges of Northwest North Carolina, 
  Southwest Virginia, and Southeast West Virginia, including the 
  Holston and Clinch River Valleys.

* Hazards...Strong wind gusts.

* Winds...Southeast 20 to 30 mph, with gusts up to 50 mph.

* Timing...Thursday afternoon and evening.

* Impacts...These winds may cause limbs or small trees to fall
  which could lead to isolated power outages. Driving high profile
  vehicles will be difficult.

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.

&&

WP/MS

$$
4 follow-up statements
685 
WWUS71 KRNK 040151
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
951 PM EDT Wed May 3 2017

...Strong southeast winds expect Thursday afternoon and evening...

.A strong storm system moves from Texas to the Tennesse Valley
overnight through Thursday. The wind field in the low levels of 
the atmosphere will increase significantly Thursday afternoon and 
evening, which will bring gusts over 45 mph to portions of the 
mountains.

NCZ001-018-VAZ007-009-015-WVZ042-043-508-041000-
/O.CON.KRNK.WI.Y.0013.170504T1600Z-170505T0400Z/
Ashe-Watauga-Tazewell-Smyth-Grayson-Mercer-Summers-
Western Greenbrier-
Including the cities of West Jefferson, Boone, Tazewell, Marion, 
Independence, Whitetop, Troutdale, Volney, Bluefield, Flat Top, 
Hinton, Hix, Quinwood, Duo, and Rainelle
951 PM EDT Wed May 3 2017

...WIND ADVISORY REMAINS IN EFFECT FROM NOON THURSDAY TO MIDNIGHT
EDT THURSDAY NIGHT...

* Locations...The higher ridges of Northwest North Carolina, 
  Southwest Virginia, and Southeast West Virginia, including the 
  Holston and Clinch River Valleys.

* Hazards...Strong wind gusts.

* Winds...Southeast 20 to 30 mph, with gusts up to 50 mph.

* Timing...Thursday afternoon and evening.

* Impacts...These winds may cause limbs or small trees to fall 
  which could lead to isolated power outages. Driving high 
  profile vehicles will be difficult.

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.

&&

WP/MS/KK

$$
630 
WWUS71 KRNK 040930
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
530 AM EDT Thu May 4 2017

...Strong southeast winds this afternoon and evening...

.A strong storm system moves from the Tennesse Valley into
Pennsylvania today and tonight. The wind around the low will 
increase significantly this afternoon and evening.

NCZ001-018-VAZ007-009-015-WVZ042-043-508-042030-
/O.CON.KRNK.WI.Y.0013.170504T1600Z-170505T0400Z/
Ashe-Watauga-Tazewell-Smyth-Grayson-Mercer-Summers-
Western Greenbrier-
Including the cities of West Jefferson, Boone, Tazewell, Marion, 
Independence, Whitetop, Troutdale, Volney, Bluefield, Flat Top, 
Hinton, Hix, Quinwood, Duo, and Rainelle
530 AM EDT Thu May 4 2017

...WIND ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT
EDT TONIGHT...

* Locations...The higher ridges of Northwest North Carolina, 
  Southwest Virginia, and Southeast West Virginia, including the 
  Holston and Clinch River Valleys.

* Hazards...Strong wind gusts.

* Winds...Southeast 15 to 30 mph with gusts up to 50 mph.

* Timing...This afternoon and evening.

* Impacts...These winds may cause limbs or small trees to fall
  which could lead to isolated power outages. Driving high profile
  vehicles may be difficult.

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.

&&

$$
084 
WWUS71 KRNK 041859
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
259 PM EDT Thu May 4 2017

...Strong southeast winds this afternoon and evening...

.A strong storm system moves from the Tennesse Valley into
Pennsylvania today and tonight. The wind around the low will
increase significantly this afternoon and evening.

NCZ001-018-VAZ007-009-015-WVZ042-043-508-050300-
/O.CON.KRNK.WI.Y.0013.000000T0000Z-170505T0400Z/
Ashe-Watauga-Tazewell-Smyth-Grayson-Mercer-Summers-
Western Greenbrier-
Including the cities of West Jefferson, Boone, Tazewell, Marion, 
Independence, Whitetop, Troutdale, Volney, Bluefield, Flat Top, 
Hinton, Hix, Quinwood, Duo, and Rainelle
259 PM EDT Thu May 4 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

* Locations...The higher ridges of Northwest North Carolina, 
  Southwest Virginia, and Southeast West Virginia, including the 
  Holston and Clinch River Valleys.

* Hazards...Strong wind gusts.

* Winds...Southeast 15 to 30 mph with gusts 45 to 50 mph.

* Timing...Through late this evening.

* Impacts...These winds may cause limbs or small trees to fall 
  which could lead to isolated power outages. Driving high 
  profile vehicles may be difficult.

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.

&&

$$

MBS
039 
WWUS71 KRNK 050203
NPWRNK

URGENT - WEATHER MESSAGE
National Weather Service Blacksburg VA
1003 PM EDT Thu May 4 2017


NCZ001-018-VAZ007-009-015-WVZ042-043-508-050315-
/O.CAN.KRNK.WI.Y.0013.000000T0000Z-170505T0400Z/
Ashe-Watauga-Tazewell-Smyth-Grayson-Mercer-Summers-
Western Greenbrier-
Including the cities of West Jefferson, Boone, Tazewell, Marion, 
Independence, Whitetop, Troutdale, Volney, Bluefield, Flat Top, 
Hinton, Hix, Quinwood, Duo, and Rainelle
1003 PM EDT Thu May 4 2017

...WIND ADVISORY IS CANCELLED...

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

Winds have been diminishing across the area, thus the wind
advisory has been canceled. 

$$

11

Nearby

Wind Advisories in Virginia, 2017Wind Advisories in West Virginia, 2017Wind Advisories in North Carolina, 2017Every wind advisory in 2017

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.