Alert archive / Virginia / Mesoscale Discussions in 2016
Mesoscale Discussion 1046
The Storm Prediction Center issued this mesoscale discussion at Jun 24, 2016, 4:44 PM EDT for 40 counties in Virginia; 6 counties in West Virginia. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 24, 2016, 4:44 PM EDT (20:44 UTC)
- Expired
- Jun 24, 2016, 6:45 PM EDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 20%
All 46 counties
Albemarle County, VA, Alleghany County, VA, Amherst County, VA, Appomattox County, VA, Augusta County, VA, Bath County, VA, Bedford County, VA, Botetourt County, VA, Buckingham County, VA, Campbell County, VA, City of Buena Vista, VA, City of Charlottesville, VA, City of Covington, VA, City of Harrisonburg, VA, City of Lexington, VA, City of Lynchburg, VA, City of Roanoke, VA, City of Salem, VA, City of Staunton, VA, City of Waynesboro, VA, City of Winchester, VA, Craig County, VA, Culpeper County, VA, Fauquier County, VA, Fluvanna County, VA, Frederick County, VA, Giles County, VA, Greene County, VA, Highland County, VA, Louisa County, VA, Madison County, VA, Nelson County, VA, Orange County, VA, Page County, VA, Rappahannock County, VA, Roanoke County, VA, Rockbridge County, VA, Rockingham County, VA, Shenandoah County, VA, Warren County, VA, Grant County, WV, Hampshire County, WV, Hardy County, WV, Monroe County, WV, Pendleton County, WV, Pocahontas County, WV
The radar
The Sterling radar (KLWX), 152 km from the middle of the area, began a volume at 20:45 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 nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 8.7 hours before the alert went out and 157 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 23 J/kg
- Mixed-layer CIN
- -136 J/kg
- Mixed-layer LCL
- 834 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 31 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 23, 8:35 PM EDT | Mesoscale Discussion | SPC | Appomattox, Bedford, Bland, Botetourt, Campbell, Carroll and 23 more | 115 min |
| Jun 23, 10:36 PM EDT | Mesoscale Discussion | SPC | Russell, Scott, Washington, City of Bristol | 84 min |
| Jun 24, 12:57 PM EDT | Mesoscale Discussion | SPC | Accomack, Arlington, Caroline, Charles City, Essex, Fairfax and 35 more | 63 min |
Nearby
Mesoscale Discussions in Virginia, 2016Mesoscale Discussions in West Virginia, 2016Every mesoscale discussion in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.