Alert archive / Virginia / Mesoscale Discussions in 2013

Mesoscale Discussion 99

January 30, 20134 states

The Storm Prediction Center issued this mesoscale discussion at Jan 30, 2013, 12:54 PM EST for 4 states. It was in force for 96 min.

The area

The outline as issued.

The facts

Issued: Jan 30, 2013, 12:54 PM EST (17:54 UTC)
Expired: Jan 30, 2013, 2:30 PM EST
In force: 96 min
Issued by: the Storm Prediction Center

All 115 counties

Allegany County, MD, Anne Arundel County, MD, Baltimore County, MD, Carroll County, MD, Charles County, MD, City of Baltimore, MD, Frederick County, MD, Harford County, MD, Howard County, MD, Montgomery County, MD, Prince George's County, MD, Washington County, MD, Adams County, PA, Cumberland County, PA, Dauphin County, PA, Franklin County, PA, Fulton County, PA, Juniata County, PA, Lancaster County, PA, Lebanon County, PA, Perry County, PA, York County, PA, Albemarle County, VA, Alleghany County, VA, Amelia County, VA, Amherst County, VA, Appomattox County, VA, Arlington County, VA, Augusta County, VA, Bath County, VA, Bedford County, VA, Bland County, VA, Botetourt County, VA, Buckingham County, VA, Campbell County, VA, Caroline County, VA, Carroll County, VA, Charlotte County, VA, Chesterfield County, VA, City of Alexandria, VA, City of Buena Vista, VA, City of Charlottesville, VA, City of Covington, VA, City of Fairfax, VA, City of Falls Church, VA, City of Fredericksburg, VA, City of Galax, VA, City of Harrisonburg, VA, City of Lexington, VA, City of Lynchburg, VA, City of Manassas, VA, City of Manassas Park, VA, City of Martinsville, VA, City of Radford, VA, City of Richmond, VA, City of Roanoke, VA, City of Salem, VA, City of Staunton, VA, City of Waynesboro, VA, City of Winchester, VA, Clarke County, VA, Craig County, VA, Culpeper County, VA, Cumberland County, VA, Fairfax County, VA, Fauquier County, VA, Floyd County, VA, Fluvanna County, VA, Franklin County, VA, Frederick County, VA, Giles County, VA, Goochland County, VA, Grayson County, VA, Greene County, VA, Hanover County, VA, Henry County, VA, Highland County, VA, King George County, VA, Loudoun County, VA, Louisa County, VA, Madison County, VA, Montgomery County, VA, Nelson County, VA, Nottoway County, VA, Orange County, VA, Page County, VA, Patrick County, VA, Pittsylvania County, VA, Powhatan County, VA, Prince Edward County, VA, Prince William County, VA, Pulaski County, VA, Rappahannock County, VA, Roanoke County, VA, Rockbridge County, VA, Rockingham County, VA, Shenandoah County, VA, Spotsylvania County, VA, Stafford County, VA, Tazewell County, VA, Warren County, VA, Wythe County, VA, Berkeley County, WV, Grant County, WV, Greenbrier County, WV, Hampshire County, WV, Hardy County, WV, Jefferson County, WV, Mercer County, WV, Mineral County, WV, Monroe County, WV, Morgan County, WV, Pendleton County, WV, Pocahontas County, WV, Summers County, WV

The radar

The Sterling radar (KLWX), 128 km from the middle of the area, began a volume at 17:55 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 22Jan 30, 3:40 PM EST

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
Jan 30, 8:31 AM EST	Severe Thunderstorm Watch	SPC	Garrett	4 hr
Jan 30, 10:19 AM EST	Mesoscale Discussion	SPC	Allegany, Frederick, Garrett, Washington	86 min
Jan 30, 4:06 PM EST	Mesoscale Discussion	SPC	Charles, Prince George's	114 min
Jan 30, 6:31 PM EST	Tornado Watch	SPC	Anne Arundel, Baltimore, Calvert, Carroll, Charles, Harford and 5 more	8 hr
Jan 30, 5:51 AM EST	Tornado Watch	SPC	Buchanan, Dickenson, Lee, Russell, Scott, Washington and 3 more	7 hr
Jan 30, 7:38 AM EST	Mesoscale Discussion	SPC	Buchanan, Dickenson, Lee, Russell, Scott, Washington and 3 more	97 min
Jan 30, 3:21 PM EST	Mesoscale Discussion	SPC	Bedford, Botetourt, Campbell, Carroll, Craig, Floyd and 15 more	84 min
Jan 30, 3:42 PM EST	Severe Thunderstorm Watch	SPC	Amherst, Appomattox, Bedford, Botetourt, Buckingham, Campbell and 25 more	5 hr

Nearby

Mesoscale Discussions in Virginia, 2013 Mesoscale Discussions in West Virginia, 2013 Mesoscale Discussions in Maryland, 2013 Every mesoscale discussion in 2013

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.