Alert archive / Virginia / Mesoscale Discussions / 2011

Mesoscale Discussions in Virginia, September 2011

19 mesoscale discussions in September 2011. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of mesoscale discussions reaches back to 2003.

Mesoscale Discussions by county

Each county as a circle sized by its count in September 2011. Tap one for its archive.

Mesoscale Discussions
19
Busiest day
September 6, 20116 mesoscale discussions

Over time

By day

Days in UTC, the clock the archive keeps.

The alerts

Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Sep 2, 2:31 PM EDTMesoscale DiscussionSPCAlleghany, Bath, Bland, Botetourt, Carroll, Craig and 18 more59 min
Sep 3, 1:29 PM EDTMesoscale DiscussionSPCAlbemarle, Alleghany, Amherst, Appomattox, Augusta, Bath and 34 more91 min
Sep 4, 3:15 PM EDTMesoscale DiscussionSPCAlleghany, Augusta, Bath, Bland, Botetourt, Buchanan and 25 more60 min
Sep 5, 5:52 PM EDTMesoscale DiscussionSPCCarroll, Floyd, Franklin, Grayson, Halifax, Henry and 12 more53 min
Sep 5, 7:37 PM EDTMesoscale DiscussionSPCAlleghany, Amherst, Appomattox, Bedford, Botetourt, Buckingham and 22 more113 min
Sep 5, 11:47 PM EDTMesoscale DiscussionSPCAmherst, Appomattox, Bedford, Buckingham, Campbell, Carroll and 16 more88 min
Sep 6, 3:30 AM EDTMesoscale DiscussionSPCCampbell, Charlotte, Franklin, Halifax, Henry, Patrick and 3 more60 min
Sep 6, 8:35 AM EDTMesoscale DiscussionSPCSouthampton85 min
Sep 6, 12:41 PM EDTMesoscale DiscussionSPCBrunswick, Charlotte, Greensville, Halifax, Henry, Isle of Wight and 15 more64 min
Sep 6, 4:41 PM EDTMesoscale DiscussionSPCBrunswick, Greensville, Isle of Wight, Mecklenburg, Southampton, Surry and 7 more64 min
Sep 6, 7:33 PM EDTMesoscale DiscussionSPCBrunswick, Greensville, Isle of Wight, Southampton, Sussex, City of Chesapeake and 4 more117 min
Sep 7, 4:10 PM EDTMesoscale DiscussionSPCCharles City, Greensville, Henrico, James City, King and Queen, King William and 11 more65 min
Sep 7, 10:06 PM EDTMesoscale DiscussionSPCArlington, Essex, King and Queen, King George, King William, New Kent and 3 more114 min
Sep 8, 6:21 PM EDTMesoscale DiscussionSPCArlington, Fairfax, King George, City of Alexandria, City of Fairfax, City of Falls Church114 min
Sep 11, 6:38 PM EDTMesoscale DiscussionSPCArlington, Clarke, Culpeper, Fairfax, Fauquier, Frederick and 24 more97 min
Sep 14, 3:22 PM EDTMesoscale DiscussionSPCClarke, Frederick, Loudoun, Shenandoah, Warren, City of Winchester53 min
Sep 26, 2:16 PM EDTMesoscale DiscussionSPCBuchanan, Dickenson, Russell, Scott, Tazewell, Washington and 3 more59 min
Sep 30, 1:39 PM EDTMesoscale DiscussionSPCBrunswick, Charles City, Dinwiddie, Greensville, Isle of Wight, Mecklenburg and 14 more3 hr
Sep 30, 5:32 PM EDTMesoscale DiscussionSPCGreensville, Southampton, City of Emporia, City of Franklin88 min

By county

Every county with at least one alert. A county page lists each alert that covered it.

73 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive20102012

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.