Alert archive / Virginia / High Wind Warnings in 2017
High Wind Warning 1, NWS Blacksburg, VA
NWS Blacksburg, VA issued this high wind warning at Feb 8, 2017, 3:29 PM EST for 7 counties in Virginia; Alleghany County, Ashe County, Watauga County, North Carolina. It took effect at Feb 9, 2017, 4:00 AM EST. It was in force for 11 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 8, 2017, 3:29 PM EST (20:29 UTC)
- In effect from
- Feb 9, 2017, 4:00 AM EST
- Expired
- Feb 9, 2017, 2:59 PM EST
- In force
- 11 hr
- Issued by
- NWS Blacksburg, VA
Counties Alleghany County, NC, Ashe County, NC, Watauga County, NC, Carroll County, VA, City of Galax, VA, City of Roanoke, VA, City of Salem, VA, Floyd County, VA, Grayson County, VA, Roanoke County, VA
The radar
The Roanoke radar (KFCX), 50 km from the middle of the area, began a volume at 20:30 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, 8.5 hours before the alert went out and 121 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
- 741 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 41 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this high wind warning 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 high wind warning went out at Feb 8, 2:57 PM EST, 32 minutes earlier.
Area forecast discussion, Feb 8, 2:57 PM EST, 32 minutes before
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</html>Hazardous weather outlook, Feb 8, 4:52 AM EST, 10 hours 37 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BLACKSBURG VA 452 AM EST Wed Feb 8 2017 VAZ010>014-018>020-023-024-032>035-WVZ044-507-091000- BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-CRAIG-ALLEGHANY VA-BATH- BOTETOURT-ROCKBRIDGE-PATRICK-FRANKLIN-BEDFORD-AMHERST-MONROE- EASTERN GREENBRIER- 452 AM EST Wed Feb 8 2017 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL VIRGINIA...SOUTH CENTRAL VIRGINIA...SOUTHWEST VIRGINIA...WEST CENTRAL VIRGINIA AND SOUTHEAST WEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT. There is a low probability of widespread hazardous weather. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. Northwest winds may gust as high as 50 mph Thursday. A wind advisory may be needed. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. VAZ007-009-WVZ042-043-091000- TAZEWELL-SMYTH-MERCER-SUMMERS- 452 AM EST Wed Feb 8 2017 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWEST VIRGINIA AND SOUTHEAST WEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT. There is a low probability of widespread hazardous weather. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. A light accumulation of snow is expected Thursday, along with gusty winds up to 45 to 50 mph. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. NCZ003>006-019-020-VAZ043-044-058-091000- SURRY-STOKES-ROCKINGHAM-CASWELL-WILKES-YADKIN-HENRY-PITTSYLVANIA- HALIFAX- 452 AM EST Wed Feb 8 2017 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL NORTH CAROLINA...NORTHWEST NORTH CAROLINA AND SOUTH CENTRAL VIRGINIA. .DAY ONE...TODAY AND TONIGHT. A few thunderstorms are possible this evening into early overnight that could bring a brief period of strong winds and hail. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. There is a low probability of widespread hazardous weather. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. NCZ001-002-018-VAZ015>017-022-091000- ASHE-ALLEGHANY NC-WATAUGA-GRAYSON-CARROLL-FLOYD-ROANOKE- 452 AM EST Wed Feb 8 2017 ...WIND ADVISORY IN EFFECT FROM 7 AM TO 7 PM EST THURSDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST NORTH CAROLINA...SOUTHWEST VIRGINIA AND WEST CENTRAL VIRGINIA. .DAY ONE...TODAY AND TONIGHT. There is a low probability of widespread hazardous weather. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. Please listen to NOAA Weather Radio or go to WEATHER.GOV on the internet for more information about the following hazards. Wind Advisory. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. VAZ045>047-059-091000- CAMPBELL-APPOMATTOX-BUCKINGHAM-CHARLOTTE- 452 AM EST Wed Feb 8 2017 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL VIRGINIA AND SOUTH CENTRAL VIRGINIA. .DAY ONE...TODAY AND TONIGHT. The probability for widespread hazardous weather is low. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. The probability for widespread hazardous weather is low. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. WVZ508-091000- WESTERN GREENBRIER- 452 AM EST Wed Feb 8 2017 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 7 PM EST THURSDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST WEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT. Please listen to NOAA Weather Radio or go to WEATHER.GOV on the internet for more information about the following hazards. Winter Weather Advisory. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. Please listen to NOAA Weather Radio or go to WEATHER.GOV on the internet for more information about the following hazards. Winter Weather Advisory. .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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 8, 4:35 AM EST | Wind Advisory | RNK | Carroll, Floyd, Grayson, Roanoke, City of Galax, City of Roanoke and 1 more | 11 hr |
| Feb 8, 3:29 PM EST | Wind Advisory | RNK | Alleghany, Amherst, Bath, Bedford, Bland, Botetourt and 20 more | 33 hr |
| Feb 8, 4:29 AM EST | Winter Weather Advisory | RNK | Greenbrier | 39 hr |
Nearby
High Wind Warnings in Virginia, 2017High Wind Warnings in North Carolina, 2017Every high wind warning 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.