Alert archive / Alabama / Mesoscale Discussions in 2005

Mesoscale Discussion 355

March 22, 200555 counties in Alabama; 28 counties in Georgia

The Storm Prediction Center issued this mesoscale discussion at Mar 22, 2005, 9:36 PM CST for 55 counties in Alabama; 28 counties in Georgia. It was in force for 84 min.

The area

The outline as issued.

The facts

Issued
Mar 22, 2005, 9:36 PM CST (03:36 UTC)
Expired
Mar 22, 2005, 11:00 PM CST
In force
84 min
Issued by
the Storm Prediction Center
All 83 counties

Autauga County, AL, Barbour County, AL, Bibb County, AL, Blount County, AL, Bullock County, AL, Butler County, AL, Calhoun County, AL, Chambers County, AL, Cherokee 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, Cullman County, AL, Dale County, AL, Dallas County, AL, Elmore County, AL, Escambia County, AL, Etowah County, AL, Fayette County, AL, Geneva County, AL, Greene County, AL, Hale County, AL, Henry County, AL, Houston County, AL, Jefferson County, AL, Lamar County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Marengo County, AL, Marion County, AL, Monroe County, AL, Montgomery County, AL, Perry County, AL, Pickens 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, Tuscaloosa County, AL, Walker County, AL, Washington County, AL, Wilcox County, AL, Winston County, AL, Baker County, GA, Calhoun County, GA, Chattahoochee County, GA, Clay County, GA, Crawford County, GA, Dooly County, GA, Dougherty County, GA, Early County, GA, Harris County, GA, Heard County, GA, Lee County, GA, Macon County, GA, Marion County, GA, Meriwether County, GA, Miller County, GA, Muscogee County, GA, Peach County, GA, Quitman County, GA, Randolph County, GA, Schley County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taylor County, GA, Terrell County, GA, Troup County, GA, Upson County, GA, Webster County, GA

The watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 3.6 hours before the alert went out and 115 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, Birmingham, AL at 00:00Z on 2005-03-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 341 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, Birmingham, AL at 00:00Z on 2005-03-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 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
341 J/kg
Mixed-layer CIN
-39 J/kg
Mixed-layer LCL
836 m above ground
0-6 km bulk shear
86 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
110 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.5

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 22, 6:09 PM CSTMesoscale DiscussionSPCAutauga, Bibb, Butler, Chilton, Choctaw, Clarke and 22 more2 hr
Mar 22, 6:50 PM CSTTornado WatchSPCAutauga, Bibb, Blount, Butler, Chilton, Choctaw and 26 more7 hr
Mar 22, 7:47 PM CSTMesoscale DiscussionSPCColbert, Cullman, Franklin, Lauderdale, Lawrence, Marion and 1 more88 min
Mar 22, 10:11 PM CSTMesoscale DiscussionSPCDeKalb, Jackson, Lawrence, Limestone, Madison, Morgan2 hr
Mar 22, 11:30 PM CSTTornado WatchSPCBarbour, Bullock, Butler, Chambers, Coffee, Coosa and 13 more7 hr
Mar 22, 11:37 PM CSTMesoscale DiscussionSPCAutauga, Barbour, Bullock, Butler, Chambers, Coffee and 19 more83 min
Mar 23, 12:35 AM CSTTornado WatchSPCChambers, Lee, Randolph7 hr
Mar 23, 1:27 AM CSTMesoscale DiscussionSPCAutauga, Bibb, Blount, Butler, Chilton, Choctaw and 27 more63 min
Mar 23, 2:11 AM CSTMesoscale DiscussionSPCBarbour, Bullock, Chambers, Coffee, Coosa, Covington and 13 more2 hr
Mar 22, 6:24 PM CSTMesoscale DiscussionSPCChatham36 min
Mar 22, 7:39 PM CSTMesoscale DiscussionSPCBerrien, Brooks, Colquitt, Cook, Decatur, Grady and 8 more36 min
Mar 23, 1:35 AM CSTMesoscale DiscussionSPCBrooks, Decatur, Grady, Lowndes, Seminole, Thomas85 min
Mar 23, 3:16 AM CSTMesoscale DiscussionSPCAppling, Atkinson, Bacon, Ben Hill, Berrien, Bleckley and 36 more89 min

Nearby

Mesoscale Discussions in Alabama, 2005Mesoscale Discussions in Georgia, 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.