Alert archive / North Carolina / Mesoscale Discussions in 2022
Mesoscale Discussion 883
The Storm Prediction Center issued this mesoscale discussion at May 23, 2022, 3:38 PM EDT for 32 counties in North Carolina. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- May 23, 2022, 3:38 PM EDT (19:38 UTC)
- Expired
- May 23, 2022, 5:45 PM EDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
- Concerning
- Severe potential...watch unlikely
- Chance of a watch
- 20%
All 32 counties
Alamance County, NC, Beaufort County, NC, Bertie County, NC, Carteret County, NC, Chatham County, NC, Chowan County, NC, Craven County, NC, Cumberland County, NC, Duplin County, NC, Durham County, NC, Edgecombe County, NC, Franklin County, NC, Granville County, NC, Greene County, NC, Halifax County, NC, Harnett County, NC, Hyde County, NC, Johnston County, NC, Jones County, NC, Lee County, NC, Lenoir County, NC, Martin County, NC, Nash County, NC, Onslow County, NC, Orange County, NC, Pamlico County, NC, Pitt County, NC, Sampson County, NC, Wake County, NC, Washington County, NC, Wayne County, NC, Wilson County, NC
The radar
The Raleigh/Durham radar (KRAX), 63 km from the middle of the area, began a volume at 19:42 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
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 7.6 hours before the alert went out and 198 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
- 153 J/kg
- Mixed-layer CIN
- -80 J/kg
- Mixed-layer LCL
- 926 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
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 23, 1:20 PM EDT | Mesoscale Discussion | SPC | Anson, Bladen, Cabarrus, Chatham, Cumberland, Davidson and 16 more | 115 min |
| May 23, 1:57 PM EDT | Mesoscale Discussion | SPC | Polk, Rutherford | 2 hr |
| May 23, 4:11 PM EDT | Mesoscale Discussion | SPC | Cleveland, Gaston, Mecklenburg | 94 min |
| May 23, 4:27 PM EDT | Tornado Watch | SPC | Cleveland, Polk, Rutherford | 5 hr |
| May 23, 6:00 PM EDT | Mesoscale Discussion | SPC | Catawba, Cleveland, Gaston, Lincoln, Mecklenburg, Polk and 1 more | 2 hr |
Nearby
Mesoscale Discussions in North 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.