Alert archive / Virginia / Mesoscale Discussions in 2008

Mesoscale Discussion 1852

July 22, 20084 states

The Storm Prediction Center issued this mesoscale discussion at Jul 22, 2008, 9:46 AM EDT for 4 states. It was in force for 59 min.

The area

The outline as issued.

The facts

Issued: Jul 22, 2008, 9:46 AM EDT (13:46 UTC)
Expired: Jul 22, 2008, 10:45 AM EDT
In force: 59 min
Issued by: the Storm Prediction Center

All 67 counties

Kent County, DE, New Castle County, DE, Sussex County, DE, Anne Arundel County, MD, Baltimore County, MD, Calvert County, MD, Caroline County, MD, Carroll County, MD, Cecil County, MD, Charles County, MD, City of Baltimore, MD, Dorchester County, MD, Frederick County, MD, Harford County, MD, Howard County, MD, Kent County, MD, Montgomery County, MD, Prince George's County, MD, Queen Anne's County, MD, Saint Mary's County, MD, Somerset County, MD, Talbot County, MD, Wicomico County, MD, Worcester County, MD, Atlantic County, NJ, Camden County, NJ, Cape May County, NJ, Cumberland County, NJ, Gloucester County, NJ, Salem County, NJ, Accomack County, VA, Arlington County, VA, Caroline County, VA, Charles City County, VA, Chesterfield County, VA, City of Alexandria, VA, City of Fairfax, VA, City of Falls Church, VA, City of Fredericksburg, VA, City of Hampton, VA, City of Hopewell, VA, City of Manassas, VA, City of Manassas Park, VA, City of Poquoson, VA, City of Richmond, VA, City of Williamsburg, VA, Essex County, VA, Fairfax County, VA, Gloucester 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, Mathews County, VA, Middlesex County, VA, New Kent County, VA, Northampton County, VA, Northumberland County, VA, Prince William County, VA, Richmond County, VA, Spotsylvania County, VA, Stafford County, VA, Westmoreland County, VA, York County, VA

The radar

The Dover AFB radar (KDOX), 59 km from the middle of the area, began a volume at 13:46 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.

Severe Thunderstorm Watch 724Jul 22, 10:05 AM EDT

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.

Issued	Product	Office	Counties	Lasted
Jul 22, 10:03 AM EDT	Severe Thunderstorm Watch	SPC	Kent, New Castle, Sussex	6 hr
Jul 22, 11:56 AM EDT	Mesoscale Discussion	SPC	Kent, Sussex	2 hr
Jul 22, 2:15 PM EDT	Mesoscale Discussion	SPC	Bergen, Burlington, Essex, Hudson, Hunterdon, Mercer and 8 more	2 hr
Jul 22, 3:02 PM EDT	Mesoscale Discussion	SPC	Buchanan, Dickenson, Wise, City of Norton	88 min
Jul 22, 3:20 PM EDT	Severe Thunderstorm Watch	SPC	Bland, Buchanan, Carroll, Dickenson, Floyd, Giles and 15 more	8 hr
Jul 22, 7:59 PM EDT	Mesoscale Discussion	SPC	Albemarle, Alleghany, Augusta, Bath, Greene, Highland and 9 more	91 min

Nearby

Mesoscale Discussions in Virginia, 2008 Mesoscale Discussions in Maryland, 2008 Mesoscale Discussions in New Jersey, 2008 Every mesoscale discussion in 2008

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.