Alert archive / Georgia / Mesoscale Discussions in 2024

Mesoscale Discussion 1019

May 27, 202411 counties in Alabama; 76 counties in Georgia; 11 counties in South Carolina

The Storm Prediction Center issued this mesoscale discussion at May 27, 2024, 3:11 PM CDT for 11 counties in Alabama; 76 counties in Georgia; 11 counties in South Carolina. It was in force for 94 min.

The area

The outline as issued.

The facts

Issued
May 27, 2024, 3:11 PM CDT (20:11 UTC)
Expired
May 27, 2024, 4:45 PM CDT
In force
94 min
Issued by
the Storm Prediction Center
Concerning
Severe thunderstorm watch 334
All 98 counties

Barbour County, AL, Bullock County, AL, Coffee County, AL, Dale County, AL, Geneva County, AL, Henry County, AL, Houston County, AL, Macon County, AL, Montgomery County, AL, Pike County, AL, Russell County, AL, Appling County, GA, Atkinson County, GA, Bacon County, GA, Baker County, GA, Baldwin County, GA, Ben Hill County, GA, Berrien County, GA, Bibb County, GA, Bleckley County, GA, Brantley County, GA, Bryan County, GA, Bulloch County, GA, Burke County, GA, Calhoun County, GA, Candler County, GA, Chatham County, GA, Chattahoochee County, GA, Clay County, GA, Coffee County, GA, Colquitt County, GA, Cook County, GA, Crawford County, GA, Crisp County, GA, Dodge County, GA, Dooly County, GA, Dougherty County, GA, Early County, GA, Effingham County, GA, Emanuel County, GA, Evans County, GA, Glascock County, GA, Houston County, GA, Irwin County, GA, Jeff Davis County, GA, Jefferson County, GA, Jenkins County, GA, Johnson County, GA, Jones County, GA, Lanier County, GA, Laurens County, GA, Lee County, GA, Liberty County, GA, Long County, GA, Macon County, GA, Marion County, GA, McIntosh County, GA, Miller County, GA, Mitchell County, GA, Montgomery County, GA, Muscogee County, GA, Peach County, GA, Pierce County, GA, Pulaski County, GA, Quitman County, GA, Randolph County, GA, Schley County, GA, Screven County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Tattnall County, GA, Taylor County, GA, Telfair County, GA, Terrell County, GA, Tift County, GA, Toombs County, GA, Treutlen County, GA, Turner County, GA, Twiggs County, GA, Washington County, GA, Wayne County, GA, Webster County, GA, Wheeler County, GA, Wilcox County, GA, Wilkinson County, GA, Worth County, GA, Allendale County, SC, Bamberg County, SC, Barnwell County, SC, Beaufort County, SC, Berkeley County, SC, Charleston County, SC, Colleton County, SC, Dorchester County, SC, Hampton County, SC, Jasper County, SC, Orangeburg County, SC

The radar

The Robins AFB radar (KJGX), 76 km from the middle of the area, began a volume at 20:13 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

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.2 hours before the alert went out and 191 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, Peachtre/Fal Fld, GA at 12:00Z on 2024-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1016 joules per kilogram.LCLLFCEL10008507005003002001001 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, Peachtre/Fal Fld, GA at 12:00Z on 2024-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 144 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
1016 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
653 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
144 m²/s²
0-3 km storm-relative helicity
160 m²/s²
Significant tornado parameter
0.7
Supercell composite
4.0

Open this sounding in Storm Lab

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 27, 12:52 AM CDTMesoscale DiscussionSPCBlount, Colbert, Cullman, DeKalb, Etowah, Fayette and 12 more113 min
May 27, 1:10 AM CDTTornado WatchSPCBlount, Cherokee, Colbert, Cullman, DeKalb, Etowah and 13 more5 hr
May 27, 2:47 AM CDTMesoscale DiscussionSPCBlount, Cherokee, Colbert, Cullman, DeKalb, Etowah and 18 more118 min
May 27, 4:12 AM CDTSevere Thunderstorm WatchSPCBibb, Calhoun, Chambers, Chilton, Clay, Cleburne and 14 more5 hr
May 27, 12:41 PM CDTMesoscale DiscussionSPCBarbour, Bullock, Butler, Coffee, Conecuh, Covington and 13 more94 min
May 27, 1:10 PM CDTSevere Thunderstorm WatchSPCBarbour, Bullock, Coffee, Dale, Geneva, Henry and 5 more8 hr
May 27, 4:42 PM CDTMesoscale DiscussionSPCAutauga, Bullock, Butler, Clarke, Coffee, Conecuh and 12 more2 hr
May 27, 5:10 PM CDTSevere Thunderstorm WatchSPCBaldwin, Butler, Clarke, Conecuh, Covington, Crenshaw and 5 more5 hr
May 27, 5:13 AM CDTMesoscale DiscussionSPCBanks, Barrow, Butts, Carroll, Cherokee, Clarke and 45 more2 hr
May 27, 6:13 AM CDTSevere Thunderstorm WatchSPCBaldwin, Bibb, Burke, Butts, Carroll, Clarke and 49 more7 hr
May 27, 9:02 AM CDTMesoscale DiscussionSPCBaldwin, Bibb, Burke, Butts, Clarke, Columbia and 31 more88 min
May 26, 7:27 PM CDTMesoscale DiscussionSPCAbbeville, Anderson, Cherokee, Chester, Greenville, Laurens and 4 more93 min
May 27, 1:37 PM CDTMesoscale DiscussionSPCChesterfield, Clarendon, Darlington, Dillon, Florence, Georgetown and 8 more83 min

Nearby

Mesoscale Discussions in Georgia, 2024Mesoscale Discussions in Alabama, 2024Mesoscale Discussions in South Carolina, 2024Every mesoscale discussion in 2024

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.