Alert archive / Georgia / Mesoscale Discussions in 2007

Mesoscale Discussion 1017

June 5, 20079 counties in Florida; 69 counties in Georgia; 8 counties in South Carolina

The Storm Prediction Center issued this mesoscale discussion at Jun 5, 2007, 6:23 PM EDT for 9 counties in Florida; 69 counties in Georgia; 8 counties in South Carolina. It was in force for 97 min.

The area

The outline as issued.

The facts

Issued: Jun 5, 2007, 6:23 PM EDT (22:23 UTC)
Expired: Jun 5, 2007, 8:00 PM EDT
In force: 97 min
Issued by: the Storm Prediction Center

All 86 counties

Baker County, FL, Bradford County, FL, Clay County, FL, Columbia County, FL, Duval County, FL, Hamilton County, FL, Nassau County, FL, Suwannee County, FL, Union County, FL, Appling County, GA, Atkinson County, GA, Bacon County, GA, Baker County, GA, Ben Hill County, GA, Berrien County, GA, Brantley County, GA, Brooks County, GA, Bryan County, GA, Bulloch County, GA, Calhoun County, GA, Camden County, GA, Candler County, GA, Charlton County, GA, Chatham County, GA, Chattahoochee County, GA, Clay County, GA, Clinch County, GA, Coffee County, GA, Colquitt County, GA, Cook County, GA, Crisp County, GA, Decatur County, GA, Dodge County, GA, Dooly County, GA, Dougherty County, GA, Early County, GA, Echols County, GA, Effingham County, GA, Emanuel County, GA, Evans County, GA, Glynn County, GA, Grady County, GA, Irwin County, GA, Jeff Davis County, GA, Jenkins County, GA, Lanier County, GA, Lee County, GA, Liberty County, GA, Long County, GA, Lowndes County, GA, Macon County, GA, Marion County, GA, McIntosh County, GA, Miller County, GA, Mitchell County, GA, Montgomery County, GA, Pierce County, GA, Pulaski County, GA, Randolph County, GA, Schley County, GA, Screven County, GA, Seminole County, GA, Stewart County, GA, Sumter County, GA, Tattnall County, GA, Telfair County, GA, Terrell County, GA, Thomas County, GA, Tift County, GA, Toombs County, GA, Treutlen County, GA, Turner County, GA, Ware County, GA, Wayne County, GA, Webster County, GA, Wheeler County, GA, Wilcox County, GA, Worth County, GA, Allendale County, SC, Beaufort County, SC, Berkeley County, SC, Charleston County, SC, Colleton County, SC, Dorchester County, SC, Hampton County, SC, Jasper County, SC

The radar

The Charleston,SC radar (KCLX), 125 km from the middle of the area, began a volume at 22:24 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, 10.4 hours before the alert went out and 210 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1437 J/kg
Mixed-layer CIN: -69 J/kg
Mixed-layer LCL: 1074 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: -44 m²/s²
0-3 km storm-relative helicity: 42 m²/s²
Significant tornado parameter: -0.1
Supercell composite: -0.9

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.

Issued	Product	Office	Counties	Lasted
Jun 5, 8:53 AM EDT	Mesoscale Discussion	SPC	Baker, Bay, Calhoun, Columbia, Franklin, Gadsden and 17 more	67 min
Jun 5, 12:52 PM EDT	Mesoscale Discussion	SPC	Baker, Calhoun, Columbia, Gadsden, Hamilton, Jackson and 8 more	113 min
Jun 5, 1:24 PM EDT	Severe Thunderstorm Watch	SPC	Baker, Bradford, Clay, Columbia, Duval, Hamilton and 4 more	7 hr
Jun 5, 4:52 PM EDT	Mesoscale Discussion	SPC	Columbia, Gadsden, Hamilton, Jefferson, Leon, Madison and 1 more	83 min
Jun 5, 5:28 PM EDT	Mesoscale Discussion	SPC	Calhoun, Clarendon, Darlington, Dillon, Florence, Georgetown and 8 more	92 min

Nearby

Mesoscale Discussions in Georgia, 2007 Mesoscale Discussions in Florida, 2007 Mesoscale Discussions in South Carolina, 2007 Every 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.