Alert archive / Georgia / Mesoscale Discussions in 2005

Mesoscale Discussion 454

March 31, 20054 states

The Storm Prediction Center issued this mesoscale discussion at Mar 31, 2005, 6:53 AM CST for 4 states. It was in force for 67 min.

The area

The outline as issued.

The facts

Issued
Mar 31, 2005, 6:53 AM CST (12:53 UTC)
Expired
Mar 31, 2005, 8:00 AM CST
In force
67 min
Issued by
the Storm Prediction Center
All 113 counties

Autauga County, AL, Barbour County, AL, Bibb County, AL, Bullock County, AL, Butler County, AL, Calhoun County, AL, Chambers County, AL, Chilton County, AL, Choctaw County, AL, Clarke County, AL, Clay County, AL, Cleburne County, AL, Coffee County, AL, Conecuh County, AL, Coosa County, AL, Covington County, AL, Crenshaw County, AL, Dale County, AL, Dallas County, AL, Elmore County, AL, Escambia County, AL, Hale County, AL, Henry County, AL, Jefferson County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Marengo County, AL, Monroe County, AL, Montgomery County, AL, Perry County, AL, Pike County, AL, Randolph County, AL, Russell County, AL, Shelby County, AL, St. Clair County, AL, Sumter County, AL, Talladega County, AL, Tallapoosa County, AL, Washington County, AL, Wilcox County, AL, Baldwin County, GA, Bibb County, GA, Bleckley County, GA, Burke County, GA, Butts County, GA, Carroll County, GA, Chattahoochee County, GA, Clay County, GA, Clayton County, GA, Columbia County, GA, Coweta County, GA, Crawford County, GA, DeKalb County, GA, Dooly County, GA, Douglas County, GA, Emanuel County, GA, Fayette County, GA, Fulton County, GA, Glascock County, GA, Greene County, GA, Hancock County, GA, Haralson County, GA, Harris County, GA, Heard County, GA, Henry County, GA, Houston County, GA, Jasper County, GA, Jefferson County, GA, Johnson County, GA, Jones County, GA, Lamar County, GA, Laurens County, GA, Lincoln County, GA, Macon County, GA, Marion County, GA, McDuffie County, GA, Meriwether County, GA, Monroe County, GA, Morgan County, GA, Muscogee County, GA, Newton County, GA, Peach County, GA, Pike County, GA, Pulaski County, GA, Putnam County, GA, Quitman County, GA, Randolph County, GA, Richmond County, GA, Rockdale County, GA, Schley County, GA, Spalding County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taliaferro County, GA, Taylor County, GA, Terrell County, GA, Troup County, GA, Twiggs County, GA, Upson County, GA, Walton County, GA, Warren County, GA, Washington County, GA, Webster County, GA, Wilkes County, GA, Wilkinson County, GA, Clarke County, MS, George County, MS, Greene County, MS, Perry County, MS, Wayne County, MS, Edgefield County, SC

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, 0.9 hours before the alert went out and 132 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 2005-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 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 2005-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 94 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
635 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
94 m²/s²
0-3 km storm-relative helicity
291 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

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
Mar 30, 7:56 PM CSTMesoscale DiscussionSPCColbert, Franklin, Lamar, Lauderdale, Lawrence, Limestone and 2 more94 min
Mar 30, 8:55 PM CSTMesoscale DiscussionSPCAutauga, Baldwin, Bibb, Butler, Chilton, Conecuh and 11 more95 min
Mar 30, 9:15 PM CSTSevere Thunderstorm WatchSPCAutauga, Bibb, Butler, Calhoun, Chilton, Clarke and 22 more7 hr
Mar 30, 9:50 PM CSTSevere Thunderstorm WatchSPCBlount, Colbert, Cullman, Fayette, Franklin, Jackson and 10 more6 hr
Mar 30, 10:11 PM CSTMesoscale DiscussionSPCChoctaw, Greene, Pickens, Sumter94 min
Mar 31, 12:53 AM CSTMesoscale DiscussionSPCAutauga, Bibb, Bullock, Butler, Chambers, Chilton and 21 more97 min
Mar 31, 1:15 AM CSTSevere Thunderstorm WatchSPCAutauga, Barbour, Bibb, Blount, Bullock, Butler and 46 more7 hr
Mar 31, 2:08 AM CSTMesoscale DiscussionSPCColbert, DeKalb, Franklin, Jackson, Lauderdale, Lawrence and 4 more97 min
Mar 31, 5:34 AM CSTMesoscale DiscussionSPCAutauga, Bibb, Bullock, Butler, Calhoun, Chambers and 34 more116 min
Mar 31, 7:30 AM CSTSevere Thunderstorm WatchSPCBarbour, Bullock, Butler, Coffee, Conecuh, Covington and 12 more8 hr
Mar 31, 10:32 AM CSTMesoscale DiscussionSPCBarbour, Bullock, Butler, Coffee, Conecuh, Covington and 7 more88 min
Mar 31, 2:15 PM CSTMesoscale DiscussionSPCBaldwin, Geneva, Houston2 hr
Mar 30, 11:44 PM CSTMesoscale DiscussionSPCBartow, Carroll, Catoosa, Chattahoochee, Chattooga, Cherokee and 36 more91 min
Mar 31, 11:40 AM CSTMesoscale DiscussionSPCAmite, Hancock, Harrison, Pearl River, Pike, Stone and 2 more2 hr
Mar 31, 12:15 PM CSTSevere Thunderstorm WatchSPCAmite, George, Hancock, Harrison, Jackson, Pearl River and 4 more6 hr
Mar 31, 3:27 PM CSTMesoscale DiscussionSPCAmite, George, Hancock, Harrison, Jackson, Pearl River and 4 more93 min
Mar 31, 5:28 PM CSTMesoscale DiscussionSPCAdams, Amite, Forrest, Franklin, George, Greene and 13 more62 min
Mar 31, 5:50 PM CSTSevere Thunderstorm WatchSPCAdams, Amite, Covington, Forrest, Franklin, George and 18 more6 hr

Nearby

Mesoscale Discussions in Georgia, 2005Mesoscale Discussions in Alabama, 2005Mesoscale Discussions in Mississippi, 2005Every mesoscale discussion in 2005

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.