Alert archive / Virginia / Mesoscale Discussions in 2007

Mesoscale Discussion 1808

August 19, 2007Kent County, Sussex County, Delaware; 10 counties in Maryland; 47 counties in Virginia

The Storm Prediction Center issued this mesoscale discussion at Aug 19, 2007, 8:14 PM EDT for Kent County, Sussex County, Delaware; 10 counties in Maryland; 47 counties in Virginia. It was in force for 91 min.

The area

The outline as issued.

The facts

Issued
Aug 19, 2007, 8:14 PM EDT (00:14 UTC)
Expired
Aug 19, 2007, 9:45 PM EDT
In force
91 min
Issued by
the Storm Prediction Center
All 59 counties

Kent County, DE, Sussex County, DE, Calvert County, MD, Caroline County, MD, Charles County, MD, Dorchester County, MD, Prince George's County, MD, Saint Mary's County, MD, Somerset County, MD, Talbot County, MD, Wicomico County, MD, Worcester County, MD, Accomack County, VA, Albemarle County, VA, Caroline County, VA, Charles City County, VA, City of Alexandria, VA, City of Charlottesville, VA, City of Fredericksburg, VA, City of Harrisonburg, VA, City of Manassas, VA, City of Manassas Park, VA, City of Richmond, VA, City of Staunton, VA, City of Waynesboro, VA, City of Williamsburg, VA, Culpeper County, VA, Essex County, VA, Fairfax County, VA, Fauquier County, VA, Fluvanna County, VA, Gloucester County, VA, Goochland County, VA, Greene County, VA, Hanover County, VA, Henrico County, VA, James City County, VA, King and Queen County, VA, King George County, VA, King William County, VA, Lancaster County, VA, Louisa County, VA, Madison County, VA, Mathews County, VA, Middlesex County, VA, New Kent County, VA, Northampton County, VA, Northumberland County, VA, Orange County, VA, Page County, VA, Powhatan County, VA, Prince William County, VA, Rappahannock County, VA, Richmond County, VA, Rockingham County, VA, Spotsylvania County, VA, Stafford County, VA, Westmoreland County, VA, York County, VA

The radar

The Sterling radar (KLWX), 92 km from the middle of the area, began a volume at 00:18 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 20, 7:11 PM EDTMesoscale DiscussionSPCKent, New Castle, Sussex94 min
Aug 19, 11:58 PM EDTMesoscale DiscussionSPCDorchester, Saint Mary's, Somerset, Wicomico, Worcester92 min
Aug 20, 12:18 PM EDTMesoscale DiscussionSPCGarrett117 min
Aug 20, 1:19 PM EDTSevere Thunderstorm WatchSPCGarrett7 hr
Aug 19, 8:39 PM EDTSevere Thunderstorm WatchSPCAccomack, Amelia, Caroline, Charles City, Chesterfield, Cumberland and 40 more5 hr

Nearby

Mesoscale Discussions in Virginia, 2007Mesoscale Discussions in Maryland, 2007Mesoscale Discussions in Delaware, 2007Every mesoscale discussion in 2007

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.