Alert archive / Georgia / Mesoscale Discussions in 2014

Mesoscale Discussion 603

May 14, 2014Barbour County, Henry County, Russell County, Alabama; 47 counties in Georgia

The Storm Prediction Center issued this mesoscale discussion at May 14, 2014, 5:23 PM CDT for Barbour County, Henry County, Russell County, Alabama; 47 counties in Georgia. It was in force for 97 min.

The area

The outline as issued.

The facts

Issued
May 14, 2014, 5:23 PM CDT (22:23 UTC)
Expired
May 14, 2014, 7:00 PM CDT
In force
97 min
Issued by
the Storm Prediction Center
Chance of a watch
20%
All 50 counties

Barbour County, AL, Henry County, AL, Russell County, AL, Baldwin County, GA, Bibb County, GA, Butts County, GA, Calhoun County, GA, Chattahoochee County, GA, Clay County, GA, Clayton County, GA, Coweta County, GA, Crawford County, GA, DeKalb County, GA, Dougherty County, GA, Fayette County, GA, Greene County, GA, Hancock County, GA, Harris County, GA, Heard County, GA, Henry County, GA, Jasper County, GA, Jones County, GA, Lamar County, GA, Lee County, GA, Macon County, GA, Marion County, GA, Meriwether County, GA, Monroe County, GA, Morgan County, GA, Muscogee County, GA, Newton County, GA, Peach County, GA, Pike County, GA, Putnam County, GA, Quitman County, GA, Randolph County, GA, Rockdale County, GA, Schley County, GA, Spalding County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taylor County, GA, Terrell County, GA, Troup County, GA, Upson County, GA, Walton County, GA, Washington County, GA, Webster County, GA, Wilkinson County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.4 hours before the alert went out and 92 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 2014-05-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 71 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 2014-05-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 8 square meters per square second.1939Sfc1 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
71 J/kg
Mixed-layer CIN
-104 J/kg
Mixed-layer LCL
895 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
8 m²/s²
0-3 km storm-relative helicity
56 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 14, 10:56 AM CDTMesoscale DiscussionSPCColbert, Cullman, Fayette, Franklin, Jackson, Lamar and 11 more2 hr
May 14, 11:21 AM CDTSevere Thunderstorm WatchSPCColbert, Franklin, Lauderdale, Lawrence, Limestone, Madison and 1 more8 hr
May 14, 2:59 PM CDTMesoscale DiscussionSPCColbert, Lauderdale, Lawrence, Limestone, Madison91 min
May 14, 6:05 PM CDTMesoscale DiscussionSPCLawrence, Limestone, Madison85 min

Nearby

Mesoscale Discussions in Georgia, 2014Mesoscale Discussions in Alabama, 2014Every mesoscale discussion in 2014

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.