Alert archive / Virginia / Mesoscale Discussions in 2017

Mesoscale Discussion 1789

December 8, 2017Sussex County, Delaware; 5 counties in Maryland; 33 counties in Virginia

The Storm Prediction Center issued this mesoscale discussion at Dec 8, 2017, 2:52 PM EST for Sussex County, Delaware; 5 counties in Maryland; 33 counties in Virginia. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued: Dec 8, 2017, 2:52 PM EST (19:52 UTC)
Expired: Dec 8, 2017, 7:45 PM EST
In force: 5 hr
Issued by: the Storm Prediction Center

All 39 counties

Sussex County, DE, Dorchester County, MD, Saint Mary's County, MD, Somerset County, MD, Wicomico County, MD, Worcester County, MD, Accomack County, VA, Amelia County, VA, Charles City County, VA, Charlotte County, VA, Chesterfield County, VA, City of Colonial Heights, VA, City of Hopewell, VA, City of Petersburg, VA, City of Richmond, VA, City of Williamsburg, VA, Cumberland County, VA, Dinwiddie County, VA, Essex County, VA, Gloucester County, VA, Goochland County, VA, Halifax County, VA, Hanover County, VA, Henrico County, VA, James City County, VA, King and Queen County, VA, King William County, VA, Lancaster County, VA, Lunenburg County, VA, Mecklenburg County, VA, Middlesex County, VA, New Kent County, VA, Northumberland County, VA, Nottoway County, VA, Powhatan County, VA, Prince Edward County, VA, Prince George County, VA, Richmond County, VA, Westmoreland County, VA

The radar

The Norfolk radar (KAKQ), 76 km from the middle of the area, began a volume at 19:52 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 text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 8, 12:06 PM EST	Mesoscale Discussion	SPC	Carroll, Grayson, Henry, Patrick, City of Galax, City of Martinsville	4 hr

Nearby

Mesoscale Discussions in Virginia, 2017 Mesoscale Discussions in Maryland, 2017 Mesoscale Discussions in Delaware, 2017 Every mesoscale discussion 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; radar from the NEXRAD Level II archive.