Alert archive / Georgia / Mesoscale Discussions in 2023

Mesoscale Discussion 367

March 26, 20234 counties in Alabama; 23 counties in Georgia

The Storm Prediction Center issued this mesoscale discussion at Mar 26, 2023, 10:06 PM CDT for 4 counties in Alabama; 23 counties in Georgia. It was in force for 114 min.

The area

The outline as issued.

The facts

Issued
Mar 26, 2023, 10:06 PM CDT (03:06 UTC)
Expired
Mar 27, 2023, 12:00 AM CDT
In force
114 min
Issued by
the Storm Prediction Center
Concerning
Severe thunderstorm watch 90
All 27 counties

Bullock County, AL, Lee County, AL, Macon County, AL, Russell County, AL, Baldwin County, GA, Bibb County, GA, Bleckley County, GA, Chattahoochee County, GA, Crawford County, GA, Harris County, GA, Houston County, GA, Jones County, GA, Lamar County, GA, Macon County, GA, Marion County, GA, Meriwether County, GA, Monroe County, GA, Muscogee County, GA, Peach County, GA, Pike County, GA, Schley County, GA, Stewart County, GA, Talbot County, GA, Taylor County, GA, Twiggs County, GA, Upson County, GA, Wilkinson County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 3.1 hours before the alert went out and 96 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 00:00Z on 2023-03-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2023 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 00:00Z on 2023-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 168 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
2023 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
579 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
168 m²/s²
0-3 km storm-relative helicity
231 m²/s²
Significant tornado parameter
3.7
Supercell composite
15.1

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
Mar 26, 7:47 PM CDTMesoscale DiscussionSPCBullock, Butler, Lowndes, Macon, Montgomery88 min
Mar 27, 12:31 AM CDTMesoscale DiscussionSPCAutauga, Bibb, Bullock, Chilton, Choctaw, Clarke and 12 more29 min
Mar 27, 3:04 AM CDTMesoscale DiscussionSPCLee, Macon116 min
Mar 27, 5:28 AM CDTMesoscale DiscussionSPCChambers, Chilton, Coosa, Tallapoosa62 min
Mar 27, 8:55 AM CDTMesoscale DiscussionSPCBarbour, Bullock, Henry, Russell2 hr
Mar 27, 10:02 AM CDTSevere Thunderstorm WatchSPCCoffee, Dale, Geneva, Henry, Houston7 hr
Mar 27, 11:23 AM CDTMesoscale DiscussionSPCBaldwin, Escambia, Mobile, Monroe2 hr
Mar 27, 12:13 PM CDTMesoscale DiscussionSPCBarbour, Coffee, Dale, Geneva, Henry, Houston2 hr
Mar 27, 3:11 PM CDTMesoscale DiscussionSPCGeneva, Houston2 hr
Mar 26, 7:15 PM CDTSevere Thunderstorm WatchSPCBaldwin, Barrow, Bibb, Bleckley, Butts, Carroll and 45 more7 hr
Mar 26, 8:30 PM CDTMesoscale DiscussionSPCBarrow, Butts, Carroll, Clarke, Clayton, Cobb and 17 more60 min
Mar 26, 10:59 PM CDTMesoscale DiscussionSPCClarke, Columbia, Greene, Hancock, Lincoln, McDuffie and 6 more2 hr
Mar 27, 6:29 AM CDTTornado WatchSPCBaldwin, Bibb, Bleckley, Crawford, Dodge, Dooly and 19 more4 hr

Nearby

Mesoscale Discussions in Georgia, 2023Mesoscale Discussions in Alabama, 2023Every mesoscale discussion in 2023

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.