Alert archive / South Carolina / Mesoscale Discussions in 2008
Mesoscale Discussion 786
The Storm Prediction Center issued this mesoscale discussion at May 5, 2008, 12:41 PM EDT for 11 counties in North Carolina; 25 counties in South Carolina. It was in force for 64 min.
The area
The outline as issued.
The facts
- Issued
- May 5, 2008, 12:41 PM EDT (16:41 UTC)
- Expired
- May 5, 2008, 1:45 PM EDT
- In force
- 64 min
- Issued by
- the Storm Prediction Center
All 36 counties
Anson County, NC, Bladen County, NC, Brunswick County, NC, Columbus County, NC, Hoke County, NC, Mecklenburg County, NC, New Hanover County, NC, Richmond County, NC, Robeson County, NC, Scotland County, NC, Union County, NC, Berkeley County, SC, Calhoun County, SC, Charleston County, SC, Chester County, SC, Chesterfield County, SC, Clarendon County, SC, Darlington County, SC, Dillon County, SC, Dorchester County, SC, Fairfield County, SC, Florence County, SC, Georgetown County, SC, Horry County, SC, Kershaw County, SC, Lancaster County, SC, Lee County, SC, Lexington County, SC, Marion County, SC, Marlboro County, SC, Newberry County, SC, Richland County, SC, Sumter County, SC, Union County, SC, Williamsburg County, SC, York County, SC
The radar
The Wilmington radar (KLTX), 117 km from the middle of the area, began a volume at 16:43 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
Charleston AFB, SC (KCHS), launched 12:00Z, 4.7 hours before the alert went out and 122 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
- 245 J/kg
- Mixed-layer CIN
- -80 J/kg
- Mixed-layer LCL
- 1365 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 20 m²/s²
- 0-3 km storm-relative helicity
- 76 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 5, 1:08 PM EDT | Severe Thunderstorm Watch | SPC | Anson, Carteret, Craven, Cumberland, Duplin, Harnett and 9 more | 6 hr |
| May 5, 4:45 PM EDT | Mesoscale Discussion | SPC | Bladen, Brunswick, Columbus, New Hanover, Onslow, Pender and 1 more | 90 min |
Nearby
Mesoscale Discussions in South Carolina, 2008Mesoscale Discussions in North Carolina, 2008Every mesoscale discussion in 2008
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.