Alert archive / South Carolina / Mesoscale Discussions in 2007

Mesoscale Discussion 19

January 5, 20079 counties in Georgia; 4 counties in North Carolina; 21 counties in South Carolina

The Storm Prediction Center issued this mesoscale discussion at Jan 5, 2007, 3:04 PM EST for 9 counties in Georgia; 4 counties in North Carolina; 21 counties in South Carolina. It was in force for 86 min.

The area

The outline as issued.

The facts

Issued
Jan 5, 2007, 3:04 PM EST (20:04 UTC)
Expired
Jan 5, 2007, 4:30 PM EST
In force
86 min
Issued by
the Storm Prediction Center
All 34 counties

Burke County, GA, Columbia County, GA, Glascock County, GA, Jefferson County, GA, Lincoln County, GA, McDuffie County, GA, Richmond County, GA, Warren County, GA, Washington County, GA, Cleveland County, NC, Gaston County, NC, Mecklenburg County, NC, Union County, NC, Aiken County, SC, Barnwell County, SC, Calhoun County, SC, Cherokee County, SC, Chester County, SC, Edgefield County, SC, Fairfield County, SC, Greenville County, SC, Greenwood County, SC, Kershaw County, SC, Lancaster County, SC, Laurens County, SC, Lexington County, SC, McCormick County, SC, Newberry County, SC, Orangeburg County, SC, Richland County, SC, Saluda County, SC, Spartanburg County, SC, Union County, SC, York County, SC

The radar

The Greer radar (KGSP), 74 km from the middle of the area, began a volume at 20:04 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, 8.1 hours before the alert went out and 231 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, Charleston AFB, SC at 12:00Z on 2007-01-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 557 joules per kilogram.LCLEL10008507005003002001001 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, Charleston AFB, SC at 12:00Z on 2007-01-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 126 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
557 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
470 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
126 m²/s²
0-3 km storm-relative helicity
148 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.3

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
Jan 5, 1:47 AM ESTMesoscale DiscussionSPCClay, Heard, Quitman28 min
Jan 5, 4:13 AM ESTMesoscale DiscussionSPCClay, Early, Quitman, Seminole62 min
Jan 5, 6:46 AM ESTMesoscale DiscussionSPCBaker, Baldwin, Banks, Barrow, Bartow, Ben Hill and 88 more59 min
Jan 5, 8:21 AM ESTTornado WatchSPCBaker, Baldwin, Barrow, Ben Hill, Bibb, Bleckley and 83 more8 hr
Jan 5, 10:02 AM ESTMesoscale DiscussionSPCBaker, Baldwin, Ben Hill, Bibb, Bleckley, Brooks and 82 more118 min
Jan 5, 12:06 PM ESTMesoscale DiscussionSPCBanks, Elbert, Forsyth, Franklin, Habersham, Hall and 6 more
Jan 5, 12:31 PM ESTMesoscale DiscussionSPCBaker, Baldwin, Barrow, Ben Hill, Bibb, Bleckley and 56 more119 min
Jan 5, 12:41 PM ESTTornado WatchSPCBurke, Columbia, Elbert, Franklin, Habersham, Hart and 5 more8 hr
Jan 5, 2:16 PM ESTMesoscale DiscussionSPCAppling, Atkinson, Bacon, Ben Hill, Berrien, Bleckley and 56 more119 min
Jan 5, 2:49 PM ESTTornado WatchSPCAppling, Atkinson, Bacon, Berrien, Brantley, Brooks and 13 more7 hr
Jan 5, 4:26 PM ESTMesoscale DiscussionSPCAppling, Bryan, Bulloch, Candler, Chatham, Effingham and 13 more34 min
Jan 5, 4:35 PM ESTTornado WatchSPCBryan, Bulloch, Candler, Chatham, Effingham, Emanuel and 11 more7 hr
Jan 5, 6:35 PM ESTMesoscale DiscussionSPCBrantley, Bryan, Bulloch, Camden, Charlton, Chatham and 11 more85 min
Jan 5, 4:20 PM ESTMesoscale DiscussionSPCAlamance, Catawba, Chatham, Davidson, Davie, Forsyth and 13 more85 min
Jan 5, 5:53 PM ESTTornado WatchSPCAnson, Beaufort, Bladen, Brunswick, Carteret, Chatham and 34 more7 hr

Nearby

Mesoscale Discussions in South Carolina, 2007Mesoscale Discussions in Georgia, 2007Mesoscale Discussions in North Carolina, 2007Every mesoscale discussion in 2007

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.