Alert archive / Georgia / Mesoscale Discussions in 2008

Mesoscale Discussion 873

May 10, 200894 counties in Georgia; 7 counties in South Carolina

The Storm Prediction Center issued this mesoscale discussion at May 10, 2008, 9:54 PM EDT for 94 counties in Georgia; 7 counties in South Carolina. It was in force for 96 min.

The area

The outline as issued.

The facts

Issued
May 10, 2008, 9:54 PM EDT (01:54 UTC)
Expired
May 10, 2008, 11:30 PM EDT
In force
96 min
Issued by
the Storm Prediction Center
All 101 counties

Appling County, GA, Bacon County, GA, Baldwin County, GA, Ben Hill County, GA, Bibb County, GA, Bleckley County, GA, Brantley County, GA, Bryan County, GA, Bulloch County, GA, Burke County, GA, Butts County, GA, Camden County, GA, Candler County, GA, Carroll County, GA, Chatham County, GA, Clayton County, GA, Cobb County, GA, Coffee County, GA, Columbia County, GA, Coweta County, GA, Crawford County, GA, Crisp County, GA, DeKalb County, GA, Dodge County, GA, Dooly County, GA, Douglas County, GA, Effingham County, GA, Emanuel County, GA, Evans County, GA, Fayette County, GA, Fulton County, GA, Glascock County, GA, Glynn County, GA, Greene County, GA, Hancock County, GA, Haralson County, GA, Harris County, GA, Heard County, GA, Henry County, GA, Houston County, GA, Irwin County, GA, Jasper County, GA, Jeff Davis County, GA, Jefferson County, GA, Jenkins County, GA, Johnson County, GA, Jones County, GA, Lamar County, GA, Laurens County, GA, Lee County, GA, Liberty County, GA, Long County, GA, Macon County, GA, Marion County, GA, McDuffie County, GA, McIntosh County, GA, Meriwether County, GA, Monroe County, GA, Montgomery County, GA, Morgan County, GA, Muscogee County, GA, Newton County, GA, Oconee County, GA, Paulding County, GA, Peach County, GA, Pierce County, GA, Pike County, GA, Polk County, GA, Pulaski County, GA, Putnam County, GA, Richmond County, GA, Rockdale County, GA, Schley County, GA, Screven County, GA, Spalding County, GA, Sumter County, GA, Talbot County, GA, Taliaferro County, GA, Tattnall County, GA, Taylor County, GA, Telfair County, GA, Toombs County, GA, Treutlen County, GA, Troup County, GA, Turner County, GA, Twiggs County, GA, Upson County, GA, Walton County, GA, Warren County, GA, Washington County, GA, Wayne County, GA, Wheeler County, GA, Wilcox County, GA, Wilkinson County, GA, Allendale County, SC, Bamberg County, SC, Barnwell County, SC, Beaufort County, SC, Colleton County, SC, Hampton County, SC, Jasper County, SC

The radar

The Charleston,SC radar (KCLX), 113 km from the middle of the area, began a volume at 01:55 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

Jacksonville, FL (KJAX), launched 00:00Z, 1.9 hours before the alert went out and 205 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, Jacksonville, FL at 00:00Z on 2008-05-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1812 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, Jacksonville, FL at 00:00Z on 2008-05-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 83 square meters per square second.1939587897Sfc1 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
1812 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
1506 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
83 m²/s²
0-3 km storm-relative helicity
126 m²/s²
Significant tornado parameter
0.5
Supercell composite
5.4

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
May 10, 8:14 PM EDTMesoscale DiscussionSPCAppling, Baldwin, Bibb, Bleckley, Bryan, Bulloch and 77 more2 hr
May 10, 10:06 PM EDTTornado WatchSPCAppling, Bacon, Baldwin, Banks, Barrow, Bartow and 112 more7 hr
May 11, 12:32 AM EDTMesoscale DiscussionSPCChattooga, Dade, Floyd, Haralson, Polk, Walker118 min
May 11, 2:06 AM EDTMesoscale DiscussionSPCBaldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 93 more84 min
May 11, 2:37 AM EDTTornado WatchSPCBaldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 100 more7 hr
May 11, 4:40 AM EDTMesoscale DiscussionSPCAppling, Baldwin, Barrow, Bibb, Bleckley, Bryan and 87 more95 min
May 11, 5:38 AM EDTMesoscale DiscussionSPCAtkinson, Bacon, Baker, Berrien, Brantley, Brooks and 27 more67 min
May 11, 5:52 AM EDTTornado WatchSPCAppling, Atkinson, Bacon, Baker, Ben Hill, Berrien and 34 more8 hr
May 11, 6:13 AM EDTMesoscale DiscussionSPCAppling, Atkinson, Bacon, Baker, Baldwin, Ben Hill and 62 more92 min
May 11, 7:24 AM EDTMesoscale DiscussionSPCAppling, Atkinson, Bacon, Baker, Baldwin, Ben Hill and 109 more96 min
May 11, 8:51 AM EDTMesoscale DiscussionSPCAppling, Atkinson, Bacon, Baker, Baldwin, Ben Hill and 88 more84 min
May 11, 12:15 PM EDTMesoscale DiscussionSPCAtkinson, Baker, Berrien, Brooks, Calhoun, Camden and 21 more60 min
May 11, 2:24 PM EDTMesoscale DiscussionSPCAppling, Atkinson, Bacon, Berrien, Brantley, Brooks and 20 more66 min
May 11, 2:42 PM EDTTornado WatchSPCAppling, Atkinson, Bacon, Ben Hill, Berrien, Brantley and 29 more5 hr
May 11, 4:43 PM EDTMesoscale DiscussionSPCAtkinson, Bacon, Brantley, Brooks, Bryan, Camden and 15 more2 hr
May 11, 7:06 PM EDTMesoscale DiscussionSPCBryan, Chatham, Effingham, Liberty, Long, McIntosh84 min
May 11, 1:39 PM EDTMesoscale DiscussionSPCCalhoun, Chester, Chesterfield, Darlington, Dillon, Fairfield and 9 more2 hr
May 11, 2:07 PM EDTTornado WatchSPCChester, Chesterfield, Darlington, Dillon, Fairfield, Florence and 5 more6 hr
May 11, 4:43 PM EDTTornado WatchSPCHorry6 hr
May 11, 7:30 PM EDTMesoscale DiscussionSPCHorry90 min

Nearby

Mesoscale Discussions in Georgia, 2008Mesoscale Discussions in South 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.