Alert archive / Virginia / Mesoscale Discussions in 2022
Mesoscale Discussion 941
The Storm Prediction Center issued this mesoscale discussion at May 27, 2022, 4:26 PM EDT for 30 counties in North Carolina; Dillon County, Horry County, South Carolina; 38 counties in Virginia. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- May 27, 2022, 4:26 PM EDT (20:26 UTC)
- Expired
- May 27, 2022, 6:30 PM EDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
- Concerning
- Severe potential...watch possible
- Chance of a watch
- 40%
All 70 counties
Alamance County, NC, Bladen County, NC, Caswell County, NC, Chatham County, NC, Columbus County, NC, Cumberland County, NC, Durham County, NC, Edgecombe County, NC, Franklin County, NC, Granville County, NC, Greene County, NC, Halifax County, NC, Harnett County, NC, Hoke County, NC, Johnston County, NC, Lee County, NC, Moore County, NC, Nash County, NC, Northampton County, NC, Orange County, NC, Person County, NC, Richmond County, NC, Robeson County, NC, Sampson County, NC, Scotland County, NC, Vance County, NC, Wake County, NC, Warren County, NC, Wayne County, NC, Wilson County, NC, Dillon County, SC, Horry County, SC, Albemarle County, VA, Amelia County, VA, Appomattox County, VA, Brunswick County, VA, Buckingham County, VA, Caroline County, VA, Charles City County, VA, Charlotte County, VA, Chesterfield County, VA, City of Charlottesville, VA, City of Colonial Heights, VA, City of Emporia, VA, City of Fredericksburg, VA, City of Hopewell, VA, City of Petersburg, VA, City of Richmond, VA, Cumberland County, VA, Dinwiddie County, VA, Fluvanna County, VA, Goochland County, VA, Greensville County, VA, Halifax County, VA, Hanover County, VA, Henrico County, VA, King William County, VA, Louisa County, VA, Lunenburg County, VA, Mecklenburg County, VA, New Kent County, VA, Nottoway County, VA, Orange County, VA, Powhatan County, VA, Prince Edward County, VA, Prince George County, VA, Southampton County, VA, Spotsylvania County, VA, Surry County, VA, Sussex County, VA
The radar
The Raleigh/Durham radar (KRAX), 18 km from the middle of the area, began a volume at 20:30 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.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.4 hours before the alert went out and 118 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
- 3 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 617 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- -78 m²/s²
- 0-3 km storm-relative helicity
- -4 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 |
|---|---|---|---|---|
| May 26, 8:32 PM EDT | Mesoscale Discussion | SPC | Alexander, Cabarrus, Catawba, Davidson, Davie, Forsyth and 8 more | 118 min |
| May 27, 5:00 AM EDT | Mesoscale Discussion | SPC | Anson, Cabarrus, Davidson, Davie, Gaston, Guilford and 11 more | 2 hr |
| May 27, 6:01 AM EDT | Mesoscale Discussion | SPC | Alamance, Caswell, Durham, Franklin, Granville, Guilford and 6 more | 119 min |
| May 27, 6:24 AM EDT | Tornado Watch | SPC | Alamance, Anson, Caswell, Chatham, Davidson, Durham and 25 more | 8 hr |
| May 27, 8:13 AM EDT | Mesoscale Discussion | SPC | Alamance, Caswell, Chatham, Durham, Franklin, Granville and 12 more | 2 hr |
| May 27, 10:44 AM EDT | Mesoscale Discussion | SPC | Beaufort, Bertie, Camden, Chowan, Craven, Currituck and 14 more | 91 min |
| May 27, 10:59 AM EDT | Mesoscale Discussion | SPC | Edgecombe, Halifax, Nash, Northampton, Warren, Wilson | 91 min |
| May 27, 11:50 AM EDT | Tornado Watch | SPC | Beaufort, Bertie, Camden, Carteret, Chowan, Craven and 13 more | 4 hr |
| May 27, 2:21 PM EDT | Mesoscale Discussion | SPC | Bladen, Chatham, Columbus, Cumberland, Duplin, Durham and 20 more | 84 min |
| May 27, 3:38 PM EDT | Mesoscale Discussion | SPC | Alleghany, Ashe, Surry | 97 min |
| May 27, 5:45 PM EDT | Severe Thunderstorm Watch | SPC | Edgecombe, Franklin, Halifax, Johnston, Nash, Northampton and 4 more | 4 hr |
| May 27, 7:22 PM EDT | Mesoscale Discussion | SPC | Albemarle, Amelia, Appomattox, Arlington, Brunswick, Buckingham and 46 more | 83 min |
Nearby
Mesoscale Discussions in Virginia, 2022Mesoscale Discussions in North Carolina, 2022Mesoscale Discussions in South Carolina, 2022Every mesoscale discussion in 2022
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.