Alert archive / Virginia / Wind Advisories in 2021
Wind Advisory 15, NWS Blacksburg, VA
NWS Blacksburg, VA issued this wind advisory at Dec 2, 2021, 2:33 PM EST for 12 counties in Virginia. It took effect at Dec 2, 2021, 3:00 PM EST. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Dec 2, 2021, 2:33 PM EST (19:33 UTC)
- In effect from
- Dec 2, 2021, 3:00 PM EST
- Expired
- Dec 3, 2021, 3:19 AM EST
- In force
- 12 hr
- Issued by
- NWS Blacksburg, VA
Counties Alleghany County, VA, Bath County, VA, Botetourt County, VA, City of Buena Vista, VA, City of Covington, VA, City of Lexington, VA, City of Roanoke, VA, City of Salem, VA, Craig County, VA, Montgomery County, VA, Roanoke County, VA, Rockbridge County, VA
The radar
The Roanoke radar (KFCX), 71 km from the middle of the area, began a volume at 19:33 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, 7.6 hours before the alert went out and 53 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
- 989 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 251 m²/s²
- 0-3 km storm-relative helicity
- 255 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
372 WWUS71 KRNK 021933 NPWRNK URGENT - WEATHER MESSAGE National Weather Service Blacksburg VA 233 PM EST Thu Dec 2 2021 VAZ014-018>020-022>024-030600- /O.NEW.KRNK.WI.Y.0015.211202T2000Z-211203T1100Z/ Montgomery-Craig-Alleghany VA-Bath-Roanoke-Botetourt-Rockbridge- Including the cities of Blacksburg, New Castle, Clifton Forge, Covington, Hot Springs, Roanoke, Salem, Fincastle, Lexington, and Buena Vista 233 PM EST Thu Dec 2 2021 ...WIND ADVISORY IN EFFECT UNTIL 6 AM EST FRIDAY... * WHAT...West winds 10 to 25 mph with gusts up to 50 mph expected, especially above 3000 feet. * WHERE...Montgomery, Craig, Alleghany VA, Bath, Roanoke, Botetourt and Rockbridge Counties. * WHEN...Until 6 AM EST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...due to low relative humidity and dry fuels there is also an increased risk of wildfire spread due to these strong winds. Please use caution with any potential ignition source. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
2 follow-up statements
265 WWUS71 KRNK 030331 NPWRNK URGENT - WEATHER MESSAGE National Weather Service Blacksburg VA 1031 PM EST Thu Dec 2 2021 VAZ014-018>020-022>024-031100- /O.CON.KRNK.WI.Y.0015.000000T0000Z-211203T1100Z/ Montgomery-Craig-Alleghany VA-Bath-Roanoke-Botetourt-Rockbridge- Including the cities of Blacksburg, New Castle, Clifton Forge, Covington, Hot Springs, Roanoke, Salem, Fincastle, Lexington, and Buena Vista 1031 PM EST Thu Dec 2 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST FRIDAY... * WHAT...West winds 10 to 25 mph with gusts up to 50 mph expected, especially above 3000 feet. * WHERE...Montgomery, Craig, Alleghany VA, Bath, Roanoke, Botetourt and Rockbridge Counties. * WHEN...Until 6 AM EST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Due to low relative humidity and dry fuels there is also an increased risk of wildfire spread due to these strong winds. Please use caution with any potential ignition source. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
728 WWUS71 KRNK 030819 NPWRNK URGENT - WEATHER MESSAGE National Weather Service Blacksburg VA 319 AM EST Fri Dec 3 2021 VAZ014-018>020-022>024-030930- /O.CAN.KRNK.WI.Y.0015.000000T0000Z-211203T1100Z/ Montgomery-Craig-Alleghany VA-Bath-Roanoke-Botetourt-Rockbridge- Including the cities of Blacksburg, New Castle, Clifton Forge, Covington, Hot Springs, Roanoke, Salem, Fincastle, Lexington, and Buena Vista 319 AM EST Fri Dec 3 2021 ...WIND ADVISORY IS CANCELLED... Northwest winds are beginning to subside this morning, therefore the Wind Advisory is cancelled. However, a few gusts in the 20mph range will continue throughout the morning. $$
Nearby
Wind Advisories in Virginia, 2021Every wind advisory in 2021
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.