Alert archive / Virginia / Frost Advisories in 2012

Frost Advisory 4, NWS Baltimore/Washington

April 24, 201212 counties in Virginia; 4 counties in Maryland; 4 counties in West Virginia

NWS Baltimore/Washington issued this frost advisory at Apr 24, 2012, 8:01 PM EDT for 12 counties in Virginia; 4 counties in Maryland; 4 counties in West Virginia. It took effect at Apr 25, 2012, 2:00 AM EDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Apr 24, 2012, 8:01 PM EDT (00:01 UTC)
In effect from
Apr 25, 2012, 2:00 AM EDT
Expired
Apr 25, 2012, 7:43 AM EDT
In force
6 hr
Issued by
NWS Baltimore/Washington

Counties Baltimore County, MD, Carroll County, MD, Frederick County, MD, Washington County, MD, City of Charlottesville, VA, City of Winchester, VA, Clarke County, VA, Culpeper County, VA, Fauquier County, VA, Frederick County, VA, Greene County, VA, Madison County, VA, Nelson County, VA, Orange County, VA, Rappahannock County, VA, Warren County, VA, Berkeley County, WV, Hampshire County, WV, Jefferson County, WV, Morgan County, WV

The radar

The Sterling radar (KLWX), 46 km from the middle of the area, began a volume at 00:02 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 Baltimore/Washington issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 25, 2:45 PM EDTSmall Craft AdvisoryLWX33 hr
Apr 25, 3:27 PM EDTFreeze WatchLWXAllegany24 hr

Nearby

Frost Advisories in Virginia, 2012Frost Advisories in Maryland, 2012Frost Advisories in West Virginia, 2012Every frost advisory in 2012

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.