Alert archive / North Carolina / Mesoscale Discussions in 2022
Mesoscale Discussion 377
The Storm Prediction Center issued this mesoscale discussion at Mar 31, 2022, 2:11 PM EDT for 18 counties in North Carolina; Chesterfield County, Marlboro County, South Carolina. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 31, 2022, 2:11 PM EDT (18:11 UTC)
- Expired
- Mar 31, 2022, 4:15 PM EDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
- Concerning
- Tornado watch 86
Counties Anson County, NC, Chatham County, NC, Cumberland County, NC, Durham County, NC, Franklin County, NC, Halifax County, NC, Harnett County, NC, Hoke County, NC, Johnston County, NC, Lee County, NC, Montgomery County, NC, Moore County, NC, Nash County, NC, Richmond County, NC, Scotland County, NC, Vance County, NC, Wake County, NC, Warren County, NC, Chesterfield County, SC, Marlboro County, SC
The radar
The Raleigh/Durham radar (KRAX), 80 km from the middle of the area, began a volume at 18:09 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, 6.2 hours before the alert went out and 99 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
- 1 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 863 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 278 m²/s²
- 0-3 km storm-relative helicity
- 342 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 |
|---|---|---|---|---|
| Mar 31, 2:29 AM EDT | Mesoscale Discussion | SPC | Cherokee | 2 hr |
| Mar 31, 11:43 AM EDT | Mesoscale Discussion | SPC | Alamance, Anson, Cabarrus, Chatham, Davidson, Gaston and 11 more | 92 min |
| Mar 31, 12:50 PM EDT | Tornado Watch | SPC | Anson, Bladen, Columbus, Cumberland, Harnett, Hoke and 9 more | 5 hr |
| Mar 31, 2:25 PM EDT | Tornado Watch | SPC | Alamance, Beaufort, Bertie, Carteret, Chatham, Craven and 29 more | 8 hr |
| Mar 31, 6:19 PM EDT | Mesoscale Discussion | SPC | Bertie, Chowan, Duplin, Edgecombe, Franklin, Gates and 15 more | 116 min |
| Mar 31, 7:58 PM EDT | Mesoscale Discussion | SPC | Beaufort, Carteret, Craven, Dare, Hyde, Pamlico | 2 hr |
Nearby
Mesoscale 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.