Alert archive / Virginia / Frost Advisories in 2010

Frost Advisory 4, NWS Blacksburg, VA

May 9, 201020 counties in Virginia; Alleghany County, Ashe County, Watauga County, North Carolina; Mercer County, Monroe County, Summers County, West Virginia

NWS Blacksburg, VA issued this frost advisory at May 9, 2010, 4:35 AM EDT for 20 counties in Virginia; Alleghany County, Ashe County, Watauga County, North Carolina; Mercer County, Monroe County, Summers County, West Virginia. It took effect at May 10, 2010, 2:00 AM EDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
May 9, 2010, 4:35 AM EDT (08:35 UTC)
In effect from
May 10, 2010, 2:00 AM EDT
Expired
May 10, 2010, 9:00 AM EDT
In force
7 hr
Issued by
NWS Blacksburg, VA
All 26 counties

Alleghany County, NC, Ashe County, NC, Watauga County, NC, Alleghany County, VA, Bath 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, Craig County, VA, Floyd County, VA, Giles County, VA, Grayson County, VA, Montgomery County, VA, Pulaski County, VA, Rockbridge County, VA, Smyth County, VA, Tazewell County, VA, Wythe County, VA, Mercer County, WV, Monroe County, WV, Summers County, WV

The radar

The Roanoke radar (KFCX), 36 km from the middle of the area, began a volume at 08:39 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 office that day

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

IssuedProductOfficeCountiesLasted
May 9, 3:35 PM EDTFreeze WarningRNKAlleghany, Bath, City of Covington17 hr

Nearby

Frost Advisories in Virginia, 2010Frost Advisories in North Carolina, 2010Frost Advisories in West Virginia, 2010Every frost advisory in 2010

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.