Alert archive / Virginia / Winter Storm Warnings in 2025

Winter Storm Warning 3, NWS Blacksburg, VA

January 9, 202518 counties in Virginia; 9 counties in North Carolina; Greenbrier County, Mercer County, Summers County, West Virginia

NWS Blacksburg, VA issued this winter storm warning at Jan 9, 2025, 1:46 PM EST for 18 counties in Virginia; 9 counties in North Carolina; Greenbrier County, Mercer County, Summers County, West Virginia. It took effect at Jan 10, 2025, 1:00 PM EST. It was in force for 30 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: Jan 9, 2025, 1:46 PM EST (18:46 UTC)
In effect from: Jan 10, 2025, 1:00 PM EST
Expired: Jan 11, 2025, 7:00 PM EST
In force: 30 hr
Issued by: NWS Blacksburg, VA

All 30 counties

Alleghany County, NC, Ashe County, NC, Caswell County, NC, Rockingham County, NC, Stokes County, NC, Surry County, NC, Watauga County, NC, Wilkes County, NC, Yadkin County, NC, Appomattox County, VA, Bedford County, VA, Campbell County, VA, Carroll County, VA, Charlotte County, VA, City of Danville, VA, City of Galax, VA, City of Lynchburg, VA, City of Martinsville, VA, Floyd County, VA, Franklin County, VA, Grayson County, VA, Halifax County, VA, Henry County, VA, Patrick County, VA, Pittsylvania County, VA, Smyth County, VA, Tazewell County, VA, Greenbrier County, WV, Mercer County, WV, Summers County, WV

The radar

The Roanoke radar (KFCX), 23 km from the middle of the area, began a volume at 18:45 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, 6.8 hours before the alert went out and 80 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 840 m above ground
0-6 km bulk shear: 81 kt
0-1 km storm-relative helicity: 121 m²/s²
0-3 km storm-relative helicity: 96 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this winter storm 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 winter storm warning went out at Jan 9, 10:10 AM EST, 3 hours 36 minutes earlier.

Area forecast discussion, Jan 9, 10:10 AM EST, 3 hours 36 minutes before

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Hazardous weather outlook, Jan 9, 4:55 AM EST, 8 hours 51 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 9, 1:49 PM EST	Winter Weather Advisory	RNK	Alleghany, Amherst, Appomattox, Bath, Bedford, Bland and 19 more	38 hr

Nearby

Winter Storm Warnings in Virginia, 2025 Winter Storm Warnings in North Carolina, 2025 Winter Storm Warnings in West Virginia, 2025 Every winter storm warning in 2025

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.