Alert archive / South Carolina / Mesoscale Discussions in 2008

Mesoscale Discussion 562

April 4, 20087 counties in Georgia; 20 counties in North Carolina; 25 counties in South Carolina

The Storm Prediction Center issued this mesoscale discussion at Apr 4, 2008, 8:35 PM EDT for 7 counties in Georgia; 20 counties in North Carolina; 25 counties in South Carolina. It was in force for 115 min.

The area

The outline as issued.

The facts

Issued
Apr 4, 2008, 8:35 PM EDT (00:35 UTC)
Expired
Apr 4, 2008, 10:30 PM EDT
In force
115 min
Issued by
the Storm Prediction Center
All 52 counties

Columbia County, GA, Glascock County, GA, Jefferson County, GA, Lincoln County, GA, McDuffie County, GA, Richmond County, GA, Warren County, GA, Anson County, NC, Cabarrus County, NC, Chatham County, NC, Cumberland County, NC, Durham County, NC, Franklin County, NC, Gaston County, NC, Harnett County, NC, Hoke County, NC, Johnston County, NC, Lee County, NC, Mecklenburg County, NC, Montgomery County, NC, Moore County, NC, Randolph County, NC, Richmond County, NC, Scotland County, NC, Stanly County, NC, Union County, NC, Wake County, NC, Abbeville County, SC, Aiken County, SC, Anderson County, SC, Cherokee County, SC, Chester County, SC, Chesterfield County, SC, Darlington County, SC, Edgefield County, SC, Fairfield County, SC, Greenville County, SC, Greenwood County, SC, Kershaw County, SC, Lancaster County, SC, Laurens County, SC, Lee County, SC, Lexington County, SC, Marlboro County, SC, McCormick County, SC, Newberry County, SC, Richland County, SC, Saluda County, SC, Spartanburg County, SC, Sumter County, SC, Union County, SC, York County, SC

The radar

The Columbia radar (KCAE), 70 km from the middle of the area, began a volume at 00:35 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 00:00Z, 0.6 hours before the alert went out and 195 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.

Skew-T log-pSkew-T log-p diagram, Greensboro/Hi Pt, NC at 00:00Z on 2008-04-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 00:00Z on 2008-04-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 183 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
496 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
183 m²/s²
0-3 km storm-relative helicity
211 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 4, 8:12 PM EDTMesoscale DiscussionSPCBaldwin, Banks, Barrow, Bibb, Butts, Chattahoochee and 45 more63 min
Apr 4, 8:18 PM EDTMesoscale DiscussionSPCBibb, Calhoun, Chattahoochee, Clay, Crawford, Crisp and 18 more87 min
Apr 5, 10:45 AM EDTMesoscale DiscussionSPCAppling, Atkinson, Bacon, Berrien, Brantley, Brooks and 28 more90 min
Apr 5, 11:25 AM EDTSevere Thunderstorm WatchSPCAppling, Atkinson, Bacon, Berrien, Brantley, Brooks and 37 more9 hr
Apr 5, 1:47 PM EDTMesoscale DiscussionSPCBrantley, Bryan, Camden, Charlton, Chatham, Echols and 8 more88 min
Apr 5, 6:41 PM EDTMesoscale DiscussionSPCCharlton94 min
Apr 4, 11:52 PM EDTMesoscale DiscussionSPCAnson, Cumberland, Harnett, Hoke, Lee, Moore and 3 more53 min
Apr 5, 3:24 AM EDTMesoscale DiscussionSPCBeaufort, Bladen, Brunswick, Carteret, Columbus, Craven and 11 more96 min

Nearby

Mesoscale Discussions in South Carolina, 2008Mesoscale Discussions in North Carolina, 2008Mesoscale Discussions in Georgia, 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.