Alert archive / North Carolina / Mesoscale Discussions in 2022
Mesoscale Discussion 569
The Storm Prediction Center issued this mesoscale discussion at Apr 26, 2022, 5:52 PM EDT for 7 counties in North Carolina; Charleston County, Georgetown County, Horry County, South Carolina. It was in force for 53 min.
The area
The outline as issued.
The facts
- Issued
- Apr 26, 2022, 5:52 PM EDT (21:52 UTC)
- Expired
- Apr 26, 2022, 6:45 PM EDT
- In force
- 53 min
- Issued by
- the Storm Prediction Center
- Concerning
- Severe potential...watch unlikely
- Chance of a watch
- 5%
Counties Bladen County, NC, Brunswick County, NC, Columbus County, NC, Duplin County, NC, New Hanover County, NC, Onslow County, NC, Pender County, NC, Charleston County, SC, Georgetown County, SC, Horry County, SC
The radar
The Wilmington radar (KLTX), 80 km from the middle of the area, began a volume at 21:53 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
Charleston AFB, SC (KCHS), launched 12:00Z, 9.9 hours before the alert went out and 110 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 932 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- -17 m²/s²
- 0-3 km storm-relative helicity
- 7 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 |
|---|---|---|---|---|
| Apr 26, 1:59 PM EDT | Mesoscale Discussion | SPC | Alamance, Anson, Bladen, Cabarrus, Caswell, Chatham and 27 more | 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.