Alert archive / Tennessee / Mesoscale Discussions in 2005

Mesoscale Discussion 2432

November 15, 200515 counties in Alabama; 33 counties in Mississippi; 52 counties in Tennessee

The Storm Prediction Center issued this mesoscale discussion at Nov 15, 2005, 2:55 PM CST for 15 counties in Alabama; 33 counties in Mississippi; 52 counties in Tennessee. It was in force for 65 min.

The area

The outline as issued.

The facts

Issued
Nov 15, 2005, 2:55 PM CST (20:55 UTC)
Expired
Nov 15, 2005, 4:00 PM CST
In force
65 min
Issued by
the Storm Prediction Center
All 100 counties

Colbert County, AL, Cullman County, AL, Fayette County, AL, Franklin County, AL, Lamar County, AL, Lauderdale County, AL, Lawrence County, AL, Limestone County, AL, Madison County, AL, Marion County, AL, Morgan County, AL, Pickens County, AL, Tuscaloosa County, AL, Walker County, AL, Winston County, AL, Alcorn County, MS, Benton County, MS, Calhoun County, MS, Carroll County, MS, Chickasaw County, MS, Choctaw County, MS, Clay County, MS, DeSoto County, MS, Grenada County, MS, Itawamba County, MS, Lafayette County, MS, Lee County, MS, Leflore County, MS, Lowndes County, MS, Marshall County, MS, Monroe County, MS, Montgomery County, MS, Noxubee County, MS, Oktibbeha County, MS, Panola County, MS, Pontotoc County, MS, Prentiss County, MS, Quitman County, MS, Sunflower County, MS, Tallahatchie County, MS, Tate County, MS, Tippah County, MS, Tishomingo County, MS, Union County, MS, Washington County, MS, Webster County, MS, Winston County, MS, Yalobusha County, MS, Bedford County, TN, Benton County, TN, Cannon County, TN, Carroll County, TN, Cheatham County, TN, Chester County, TN, Clay County, TN, Coffee County, TN, Crockett County, TN, Davidson County, TN, Decatur County, TN, DeKalb County, TN, Dickson County, TN, Fayette County, TN, Franklin County, TN, Gibson County, TN, Giles County, TN, Hardeman County, TN, Hardin County, TN, Haywood County, TN, Henderson County, TN, Henry County, TN, Hickman County, TN, Houston County, TN, Humphreys County, TN, Jackson County, TN, Lawrence County, TN, Lewis County, TN, Lincoln County, TN, Macon County, TN, Madison County, TN, Marshall County, TN, Maury County, TN, McNairy County, TN, Montgomery County, TN, Moore County, TN, Overton County, TN, Perry County, TN, Pickett County, TN, Putnam County, TN, Robertson County, TN, Rutherford County, TN, Smith County, TN, Stewart County, TN, Sumner County, TN, Trousdale County, TN, Warren County, TN, Wayne County, TN, Weakley County, TN, White County, TN, Williamson County, TN, Wilson County, TN

The radar

The Northeast Alabama radar (KHTX), 91 km from the middle of the area, began a volume at 20:56 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

Nashville Metro, TN (KBNA), launched 12:00Z, 8.9 hours before the alert went out and 120 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, Nashville Metro, TN at 12:00Z on 2005-11-15Temperature 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 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2005-11-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 257 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
680 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
257 m²/s²
0-3 km storm-relative helicity
268 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
Nov 15, 10:13 AM CSTMesoscale DiscussionSPCColbert, Franklin, Lamar2 hr
Nov 15, 3:15 PM CSTTornado WatchSPCColbert, Cullman, Fayette, Franklin, Lamar, Lauderdale and 8 more8 hr
Nov 15, 5:58 PM CSTMesoscale DiscussionSPCColbert, Lauderdale, Lawrence, Limestone, Madison92 min
Nov 15, 7:42 AM CSTTornado WatchSPCAlcorn, Attala, Benton, Bolivar, Calhoun, Carroll and 33 more9 hr
Nov 15, 9:31 AM CSTMesoscale DiscussionSPCAdams, Amite, Claiborne, Copiah, Covington, Franklin and 21 more119 min
Nov 15, 12:09 PM CSTTornado WatchSPCAdams, Amite, Claiborne, Copiah, Franklin, Hinds and 13 more7 hr
Nov 15, 12:34 PM CSTMesoscale DiscussionSPCAlcorn, Benton, Bolivar, Calhoun, Carroll, Chickasaw and 22 more116 min
Nov 15, 3:17 PM CSTMesoscale DiscussionSPCAdams, Amite, Claiborne, Copiah, Franklin, Hinds and 9 more88 min
Nov 14, 8:56 PM CSTMesoscale DiscussionSPCLake, Obion3 hr
Nov 14, 10:00 PM CSTTornado WatchSPCBenton, Carroll, Cheatham, Crockett, Dickson, Dyer and 14 more7 hr
Nov 15, 2:22 AM CSTMesoscale DiscussionSPCBenton, Carroll, Cheatham, Crockett, Davidson, Dickson and 15 more113 min
Nov 15, 1:32 PM CSTMesoscale DiscussionSPCBenton, Carroll, Gibson, Henry, Houston, Humphreys and 4 more88 min

Nearby

Mesoscale Discussions in Tennessee, 2005Mesoscale Discussions in Mississippi, 2005Mesoscale Discussions in Alabama, 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; radar from the NEXRAD Level II archive.