Alert archive / Virginia / Mesoscale Discussions in 2013

Mesoscale Discussion 2029

November 17, 2013Washington County, Maryland; 16 counties in Virginia; 16 counties in West Virginia

The Storm Prediction Center issued this mesoscale discussion at Nov 17, 2013, 11:08 PM EST for Washington County, Maryland; 16 counties in Virginia; 16 counties in West Virginia. It was in force for 67 min.

The area

The outline as issued.

The facts

Issued: Nov 17, 2013, 11:08 PM EST (04:08 UTC)
Expired: Nov 18, 2013, 12:15 AM EST
In force: 67 min
Issued by: the Storm Prediction Center
Chance of a watch: 40%

All 33 counties

Washington County, MD, Augusta County, VA, Bath County, VA, City of Harrisonburg, VA, City of Staunton, VA, City of Waynesboro, VA, City of Winchester, VA, Clarke County, VA, Frederick County, VA, Greene County, VA, Highland County, VA, Madison County, VA, Page County, VA, Rappahannock County, VA, Rockingham County, VA, Shenandoah County, VA, Warren County, VA, Barbour County, WV, Berkeley County, WV, Grant County, WV, Hampshire County, WV, Hardy County, WV, Jefferson County, WV, Mineral County, WV, Morgan County, WV, Pendleton County, WV, Pocahontas County, WV, Preston County, WV, Randolph County, WV, Taylor County, WV, Tucker County, WV, Upshur County, WV, Webster County, WV

The radar

The Sterling radar (KLWX), 134 km from the middle of the area, began a volume at 04:10 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 572Nov 17, 11:30 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
Nov 17, 8:23 PM EST	Severe Thunderstorm Watch	SPC	Garrett	4 hr
Nov 17, 11:31 PM EST	Severe Thunderstorm Watch	SPC	Allegany, Frederick, Washington	2 hr
Nov 18, 1:07 AM EST	Severe Thunderstorm Watch	SPC	Caroline, Cecil, Kent, Queen Anne's, Talbot	5 hr
Nov 18, 2:31 AM EST	Mesoscale Discussion	SPC	Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 12 more	89 min
Nov 17, 7:21 PM EST	Severe Thunderstorm Watch	SPC	Barbour, Boone, Braxton, Cabell, Calhoun, Clay and 20 more	5 hr
Nov 17, 7:36 PM EST	Mesoscale Discussion	SPC	Brooke, Hancock, Marshall, Ohio	54 min

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.