Alert archive / Virginia / Wind Advisories in 2017
Wind Advisory 21, NWS Blacksburg, VA
NWS Blacksburg, VA issued this wind advisory at Dec 24, 2017, 4:44 AM EST for 5 counties in North Carolina; 27 counties in Virginia. It took effect at Dec 24, 2017, 6:00 PM EST. It was in force for 18 hr.
The area
The counties it named.
The facts
- Issued
- Dec 24, 2017, 4:44 AM EST (09:44 UTC)
- In effect from
- Dec 24, 2017, 6:00 PM EST
- Expired
- Dec 25, 2017, 12:00 PM EST
- In force
- 18 hr
- Issued by
- NWS Blacksburg, VA
All 32 counties
Alleghany County, NC, Ashe County, NC, Surry County, NC, Watauga County, NC, Wilkes County, NC, Alleghany County, VA, Amherst County, VA, Bath County, VA, Bedford County, VA, Bland 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, Franklin County, VA, Giles County, VA, Grayson County, VA, Montgomery County, VA, Patrick County, VA, Pulaski County, VA, Roanoke County, VA, Rockbridge County, VA, Smyth County, VA, Tazewell County, VA, Wythe County, VA
The radar
The Roanoke radar (KFCX), 18 km from the middle of the area, began a volume at 09:47 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, 9.7 hours before the alert went out and 84 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 788 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- 87 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
088 WWUS71 KRNK 240944 NPWRNK URGENT - WEATHER MESSAGE National Weather Service Blacksburg VA 444 AM EST Sun Dec 24 2017 ...Strong, gusty wind expected tonight into Monday morning... .A cold front crossing the region this evening will lead in much colder air and very gusty winds. NCZ002-003-019-VAZ007-009>014-018>020-022>024-032>035-242100- /O.NEW.KRNK.WI.Y.0021.171224T2300Z-171225T1700Z/ Alleghany NC-Surry-Wilkes-Tazewell-Smyth-Bland-Giles-Wythe- Pulaski-Montgomery-Craig-Alleghany VA-Bath-Roanoke-Botetourt- Rockbridge-Patrick-Franklin-Bedford-Amherst- Including the cities of Sparta, Dobson, Wilkesboro, Tazewell, Marion, Bland, Pearisburg, Wytheville, Radford, Pulaski, Blacksburg, New Castle, Clifton Forge, Covington, Hot Springs, Roanoke, Salem, Fincastle, Lexington, Buena Vista, Stuart, Rocky Mount, Bedford, and Amherst 444 AM EST Sun Dec 24 2017 ...WIND ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO NOON EST MONDAY... The National Weather Service in Blacksburg has issued a Wind Advisory, which is in effect from 6 PM this evening to noon EST Monday. * Locations...Mountains and foothills of southwest Virginia and northwest North Carolina. * Hazards...Strong, gusty northwest winds. * Winds...West 10 to 20 mph with gusts up to 45 mph. * Timing...this evening into Monday morning. * Impacts...Trees limbs and branches may be blown down. Travel may be hazardous for high profile vehicles, especially along I-81 through the Roanoke Valley and along I-77 through Fancy Gap. Outdoor Christmas decorations may be blown away or damaged. Wind chills will be in the single digits to teens by Monday morning. 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. && $$ NCZ001-018-VAZ015>017-242100- /O.NEW.KRNK.WI.Y.0021.171224T2300Z-171225T1700Z/ Ashe-Watauga-Grayson-Carroll-Floyd- Including the cities of West Jefferson, Boone, Independence, Whitetop, Troutdale, Volney, Galax, and Floyd 444 AM EST Sun Dec 24 2017 ...WIND ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO NOON EST MONDAY... The National Weather Service in Blacksburg has issued a Wind Advisory, which is in effect from 6 PM this evening to noon EST Monday. * Locations...along the Blue Ridge from just south of Roanoke into northwest North Carolina. * Hazards...Strong, gusty northwest wind. * Winds...West 20 to 30 mph with gusts up to 55 mph. * Timing...This evening into Monday morning. * Impacts...Trees limbs and branches may be blown down. Travel may be hazardous for high profile vehicles, including along I-77 through Fancy Gap. Outdoor Christmas decorations may be blown away or damaged. Wind chills will be in the single digits to teens by Monday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory is issued when sustained winds are forecast to be 31 to 39 MPH or gusts will range between 46 and 57 MPH. Winds of these magnitudes may cause minor property damage without extra precautions. Motorists in high profile vehicles should use extra caution until the winds subside. && $$
5 follow-up statements
097 WWUS71 KRNK 241405 NPWRNK URGENT - WEATHER MESSAGE National Weather Service Blacksburg VA 905 AM EST Sun Dec 24 2017 ...Strong gusty wind expected tonight into Monday morning... .A cold front crossing the region this evening will lead in much colder air and very gusty winds. NCZ002-003-019-VAZ007-009>014-018>020-022>024-032>035-242215- /O.CON.KRNK.WI.Y.0021.171224T2300Z-171225T1700Z/ Alleghany NC-Surry-Wilkes-Tazewell-Smyth-Bland-Giles-Wythe- Pulaski-Montgomery-Craig-Alleghany VA-Bath-Roanoke-Botetourt- Rockbridge-Patrick-Franklin-Bedford-Amherst- Including the cities of Sparta, Dobson, Wilkesboro, Tazewell, Marion, Bland, Pearisburg, Wytheville, Radford, Pulaski, Blacksburg, New Castle, Clifton Forge, Covington, Hot Springs, Roanoke, Salem, Fincastle, Lexington, Buena Vista, Stuart, Rocky Mount, Bedford, and Amherst 905 AM EST Sun Dec 24 2017 ...WIND ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO NOON EST MONDAY... * Locations...Mountains and foothills of southwest Virginia and northwest North Carolina. * Hazards...Strong gusty northwest winds. * Winds...West 10 to 20 mph with gusts up to 45 mph. * Timing...this evening into Monday morning. * Impacts...Trees limbs and branches may be blown down. Travel may be hazardous for high profile vehicles, especially along I-81 through the Roanoke Valley and along I-77 through Fancy Gap. Outdoor Christmas decorations may be blown away or damaged. Wind chills will be in the single digits to teens by Monday morning. 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. && $$ NCZ001-018-VAZ015>017-242215- /O.CON.KRNK.WI.Y.0021.171224T2300Z-171225T1700Z/ Ashe-Watauga-Grayson-Carroll-Floyd- Including the cities of West Jefferson, Boone, Independence, Whitetop, Troutdale, Volney, Galax, and Floyd 905 AM EST Sun Dec 24 2017 ...WIND ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO NOON EST MONDAY... * Locations...along the Blue Ridge from just south of Roanoke into northwest North Carolina. * Hazards...Strong gusty northwest wind. * Winds...West 20 to 30 mph with gusts up to 55 mph. * Timing...This evening into Monday morning. * Impacts...Trees limbs and branches may be blown down. Travel may be hazardous for high profile vehicles, including along I- 77 through Fancy Gap. Outdoor Christmas decorations may be blown away or damaged. Wind chills will be in the single digits to teens by Monday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory is issued when sustained winds are forecast to be 31 to 39 MPH or gusts will range between 46 and 57 MPH. Winds of these magnitudes may cause minor property damage without extra precautions. Motorists in high profile vehicles should use extra caution until the winds subside. && $$ RCS
979 WWUS71 KRNK 241945 NPWRNK URGENT - WEATHER MESSAGE National Weather Service Blacksburg VA 245 PM EST Sun Dec 24 2017 ...Strong gusty wind expected tonight into Monday morning... .A cold front crossing the region this evening will lead in much colder air and very gusty winds. NCZ002-003-019-VAZ007-009>014-018>020-022>024-032>035-250500- /O.CON.KRNK.WI.Y.0021.171224T2300Z-171225T1700Z/ Alleghany NC-Surry-Wilkes-Tazewell-Smyth-Bland-Giles-Wythe- Pulaski-Montgomery-Craig-Alleghany VA-Bath-Roanoke-Botetourt- Rockbridge-Patrick-Franklin-Bedford-Amherst- Including the cities of Sparta, Dobson, Wilkesboro, Tazewell, Marion, Bland, Pearisburg, Wytheville, Radford, Pulaski, Blacksburg, New Castle, Clifton Forge, Covington, Hot Springs, Roanoke, Salem, Fincastle, Lexington, Buena Vista, Stuart, Rocky Mount, Bedford, and Amherst 245 PM EST Sun Dec 24 2017 ...WIND ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO NOON EST MONDAY... * Locations...Mountains and foothills of southwest Virginia and northwest North Carolina. * Hazards...Strong gusty northwest winds. * Winds...West 15 to 30 mph with gusts up to 45 mph. * Timing...this evening into Monday morning. * Impacts...Trees limbs and branches may be blown down. Travel may be hazardous for high profile vehicles, especially along I-81 through the Roanoke Valley and along I-77 through Fancy Gap. Outdoor Christmas decorations may be blown away or damaged. Wind chills will be in the single digits to teens by Monday morning. 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. && $$ NCZ001-018-VAZ015>017-250500- /O.CON.KRNK.WI.Y.0021.171224T2300Z-171225T1700Z/ Ashe-Watauga-Grayson-Carroll-Floyd- Including the cities of West Jefferson, Boone, Independence, Whitetop, Troutdale, Volney, Galax, and Floyd 245 PM EST Sun Dec 24 2017 ...WIND ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO NOON EST MONDAY... * Locations...along the Blue Ridge from just south of Roanoke into northwest North Carolina. * Hazards...Strong gusty northwest wind. * Winds...West 20 to 35 mph with gusts up to 55 mph. * Timing...This evening into Monday morning. * Impacts...Trees limbs and branches may be blown down. Travel may be hazardous for high profile vehicles, including along I-77 through Fancy Gap. Outdoor Christmas decorations may be blown away or damaged. Wind chills will be in the single digits to teens by Monday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory is issued when sustained winds are forecast to be 31 to 39 MPH or gusts will range between 46 and 57 MPH. Winds of these magnitudes may cause minor property damage without extra precautions. Motorists in high profile vehicles should use extra caution until the winds subside. && $$ RCS
404 WWUS71 KRNK 250222 NPWRNK URGENT - WEATHER MESSAGE National Weather Service Blacksburg VA 922 PM EST Sun Dec 24 2017 ...Strong gusty winds tonight into Monday morning... .A cold front will sweep east through the region tonight bringing much colder air along with strong gusty winds. NCZ002-003-019-VAZ007-009>014-018>020-022>024-032>035-251000- /O.CON.KRNK.WI.Y.0021.000000T0000Z-171225T1700Z/ Alleghany NC-Surry-Wilkes-Tazewell-Smyth-Bland-Giles-Wythe- Pulaski-Montgomery-Craig-Alleghany VA-Bath-Roanoke-Botetourt- Rockbridge-Patrick-Franklin-Bedford-Amherst- Including the cities of Sparta, Dobson, Wilkesboro, Tazewell, Marion, Bland, Pearisburg, Wytheville, Radford, Pulaski, Blacksburg, New Castle, Clifton Forge, Covington, Hot Springs, Roanoke, Salem, Fincastle, Lexington, Buena Vista, Stuart, Rocky Mount, Bedford, and Amherst 922 PM EST Sun Dec 24 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON EST MONDAY... * Locations...Mountains and foothills of southwest Virginia and northwest North Carolina. * Hazards...Strong gusty west winds. * Winds...West 15 to 30 mph with gusts up to 45 mph. * Timing...Tonight into Monday morning. * Impacts...Trees limbs and branches may be blown down. Travel may be hazardous for high profile vehicles, especially along I-81 through the Roanoke Valley and along I-77 through Fancy Gap. Outdoor Christmas decorations may be blown away or damaged. Wind chills will be in the single digits to teens by Monday morning. 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. && $$ NCZ001-018-VAZ015>017-251000- /O.CON.KRNK.WI.Y.0021.000000T0000Z-171225T1700Z/ Ashe-Watauga-Grayson-Carroll-Floyd- Including the cities of West Jefferson, Boone, Independence, Whitetop, Troutdale, Volney, Galax, and Floyd 922 PM EST Sun Dec 24 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON EST MONDAY... * Locations...along the Blue Ridge from just south of Roanoke into northwest North Carolina. * Hazards...Strong gusty west winds. * Winds...West 20 to 35 mph with gusts up to 55 mph. * Timing...Tonight into Monday morning. * Impacts...Trees limbs and branches may be blown down. Travel may be hazardous for high profile vehicles, including along I- 77 through Fancy Gap. Outdoor Christmas decorations may be blown away or damaged. Wind chills will be in the single digits to teens by Monday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory is issued when sustained winds are forecast to be 31 to 39 MPH or gusts will range between 46 and 57 MPH. Winds of these magnitudes may cause minor property damage without extra precautions. Motorists in high profile vehicles should use extra caution until the winds subside. && $$ Wert
826 WWUS71 KRNK 250954 NPWRNK URGENT - WEATHER MESSAGE National Weather Service Blacksburg VA 454 AM EST Mon Dec 25 2017 ...Strong gusty winds this morning... .Gusty winds will continue this morning, then gradually diminish this afternoon and evening. NCZ002-003-019-VAZ007-009>014-018>020-022>024-032>035-251700- /O.CON.KRNK.WI.Y.0021.000000T0000Z-171225T1700Z/ Alleghany NC-Surry-Wilkes-Tazewell-Smyth-Bland-Giles-Wythe- Pulaski-Montgomery-Craig-Alleghany VA-Bath-Roanoke-Botetourt- Rockbridge-Patrick-Franklin-Bedford-Amherst- Including the cities of Sparta, Dobson, Wilkesboro, Tazewell, Marion, Bland, Pearisburg, Wytheville, Radford, Pulaski, Blacksburg, New Castle, Clifton Forge, Covington, Hot Springs, Roanoke, Salem, Fincastle, Lexington, Buena Vista, Stuart, Rocky Mount, Bedford, and Amherst 454 AM EST Mon Dec 25 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY... * Locations...Mountains and foothills of southwest Virginia and northwest North Carolina. * Hazards...Strong gusty west winds. * Winds...West 15 to 30 mph with gusts up to 45 mph. * Timing...This morning. * Impacts...Trees limbs and branches may be blown down. Travel may be hazardous for high profile vehicles, especially along I-81 through the Roanoke Valley and along I-77 through Fancy Gap. Outdoor Christmas decorations may be blown away or damaged. Wind chills will be in the single digits to teens this morning. 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. && $$ NCZ001-018-VAZ015>017-251700- /O.CON.KRNK.WI.Y.0021.000000T0000Z-171225T1700Z/ Ashe-Watauga-Grayson-Carroll-Floyd- Including the cities of West Jefferson, Boone, Independence, Whitetop, Troutdale, Volney, Galax, and Floyd 454 AM EST Mon Dec 25 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY... * Locations...along the Blue Ridge from just south of Roanoke into northwest North Carolina. * Hazards...Strong gusty west winds. * Winds...West 20 to 35 mph with gusts up to 55 mph. * Timing...This morning. * Impacts...Trees limbs and branches may be blown down. Travel may be hazardous for high profile vehicles, including along I-77 through Fancy Gap. Outdoor Christmas decorations may be blown away or damaged. Wind chills will be in the single digits to teens by Monday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory is issued when sustained winds are forecast to be 31 to 39 MPH or gusts will range between 46 and 57 MPH. Winds of these magnitudes may cause minor property damage without extra precautions. Motorists in high profile vehicles should use extra caution until the winds subside. && $$
849 WWUS71 KRNK 251704 NPWRNK URGENT - WEATHER MESSAGE National Weather Service Blacksburg VA 1204 PM EST Mon Dec 25 2017 ...Wind Advisory to expire at noon... NCZ001>003-018-019-VAZ007-009>020-022>024-032>035-251815- /O.EXP.KRNK.WI.Y.0021.000000T0000Z-171225T1700Z/ Ashe-Alleghany NC-Surry-Watauga-Wilkes-Tazewell-Smyth-Bland-Giles- Wythe-Pulaski-Montgomery-Grayson-Carroll-Floyd-Craig-Alleghany VA- Bath-Roanoke-Botetourt-Rockbridge-Patrick-Franklin-Bedford- Amherst- Including the cities of West Jefferson, Sparta, Dobson, Boone, Wilkesboro, Tazewell, Marion, Bland, Pearisburg, Wytheville, Radford, Pulaski, Blacksburg, Independence, Whitetop, Troutdale, Volney, Galax, Floyd, New Castle, Clifton Forge, Covington, Hot Springs, Roanoke, Salem, Fincastle, Lexington, Buena Vista, Stuart, Rocky Mount, Bedford, and Amherst 1204 PM EST Mon Dec 25 2017 ...WIND ADVISORY HAS EXPIRED... Current observational data indicates that wind speeds have been falling over the course of the day after peaking in the early morning hours. Therefore the Wind Advisory has been allowed to expire. $$
Nearby
Wind Advisories in 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.