Alert archive / Virginia / Mesoscale Discussions / 2009
Mesoscale Discussions in Virginia, April 2009
12 mesoscale discussions in April 2009. 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 April 2009. Tap one for its archive.
- Mesoscale Discussions
- 12
- Busiest day
- April 6, 20094 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 8:12 PM EDT | Mesoscale Discussion | SPC | Buchanan, Dickenson, Lee, Scott, Wise, City of Norton | 63 min |
| Apr 6, 12:08 AM EDT | Mesoscale Discussion | SPC | Buchanan, Dickenson, Lee, Russell, Scott, Wise and 1 more | 67 min |
| Apr 6, 10:33 AM EDT | Mesoscale Discussion | SPC | Accomack, Brunswick, Caroline, Charles City, Chesterfield, Dinwiddie and 36 more | 57 min |
| Apr 6, 1:08 PM EDT | Mesoscale Discussion | SPC | Accomack, Gloucester, Lancaster, Mathews, Northampton, York and 8 more | 67 min |
| Apr 10, 4:42 PM EDT | Mesoscale Discussion | SPC | Bland, Buchanan, Carroll, Craig, Dickenson, Floyd and 18 more | 63 min |
| Apr 10, 7:53 PM EDT | Mesoscale Discussion | SPC | Buchanan, Dickenson, Lee, Russell, Scott, Tazewell and 4 more | 67 min |
| Apr 20, 12:22 PM EDT | Mesoscale Discussion | SPC | Greensville, Isle of Wight, Prince George, Southampton, Surry, Sussex and 12 more | 83 min |
| Apr 20, 2:09 PM EDT | Mesoscale Discussion | SPC | Amelia, Appomattox, Brunswick, Buckingham, Campbell, Caroline and 32 more | 2 hr |
| Apr 20, 4:57 PM EDT | Mesoscale Discussion | SPC | Albemarle, Amelia, Appomattox, Brunswick, Buckingham, Campbell and 61 more | 93 min |
| Apr 20, 7:15 PM EDT | Mesoscale Discussion | SPC | Amelia, Brunswick, Caroline, Charles City, Chesterfield, Dinwiddie and 41 more | 90 min |
| Apr 21, 2:12 PM EDT | Mesoscale Discussion | SPC | Albemarle, Alleghany, Amelia, Amherst, Appomattox, Augusta and 61 more | 2 hr |
| Apr 25, 2:46 PM EDT | Mesoscale Discussion | SPC | Alleghany, Augusta, Bath, Bland, Botetourt, Carroll and 21 more | 59 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Brunswick County5
- Chesterfield County5
- Greensville County5
- Hanover County5
- Isle of Wight County5
- Prince George County5
- Southampton County5
- Surry County5
- Sussex County5
- City of Chesapeake5
- City of Colonial Heights5
- City of Emporia5
- City of Franklin5
- City of Hampton5
- City of Hopewell5
- City of Newport News5
- City of Norfolk5
- City of Petersburg5
- City of Portsmouth5
- City of Suffolk5
- Buchanan County4
- Dickenson County4
- Lee County4
- Scott County4
- Wise County4
- City of Norton4
- Caroline County4
- Charles City County4
- Dinwiddie County4
- Gloucester County4
- Henrico County4
- James City County4
- King and Queen County4
- King William County4
- Lancaster County4
- Mathews County4
- New Kent County4
- York County4
- City of Poquoson4
- City of Richmond4
88 more counties
- City of Virginia Beach4
- City of Williamsburg4
- Amelia County4
- Goochland County4
- Lunenburg County4
- Nottoway County4
- Powhatan County4
- Russell County3
- Essex County3
- Middlesex County3
- Northampton County3
- Northumberland County3
- Richmond County3
- Craig County3
- Floyd County3
- Roanoke County3
- Appomattox County3
- Buckingham County3
- Campbell County3
- Charlotte County3
- Cumberland County3
- Halifax County3
- Mecklenburg County3
- Prince Edward County3
- City of Danville3
- Louisa County3
- Accomack County2
- Bland County2
- Carroll County2
- Giles County2
- Grayson County2
- Montgomery County2
- Patrick County2
- Pulaski County2
- Smyth County2
- Tazewell County2
- Washington County2
- Wythe County2
- City of Bristol2
- City of Galax2
- City of Radford2
- Albemarle County2
- Fluvanna County2
- King George County2
- Orange County2
- Pittsylvania County2
- Spotsylvania County2
- Stafford County2
- Westmoreland County2
- City of Charlottesville2
- City of Fredericksburg2
- City of Lynchburg2
- Alleghany County2
- Augusta County2
- Bath County2
- Botetourt County2
- Highland County2
- Rockbridge County2
- Rockingham County2
- City of Buena Vista2
- City of Covington2
- City of Harrisonburg2
- City of Lexington2
- City of Roanoke2
- City of Salem2
- City of Staunton2
- Amherst County1
- Bedford County1
- Clarke County1
- Culpeper County1
- Fauquier County1
- Franklin County1
- Frederick County1
- Greene County1
- Henry County1
- Loudoun County1
- Madison County1
- Nelson County1
- Page County1
- Prince William County1
- Rappahannock County1
- Shenandoah County1
- Warren County1
- City of Manassas1
- City of Manassas Park1
- City of Martinsville1
- City of Waynesboro1
- City of Winchester1
Nearby
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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.