Alert archive / Kentucky / Mesoscale Discussions in 2003

Mesoscale Discussion 2060

August 2, 2003Lauderdale County, Alabama; 64 counties in Kentucky; 37 counties in Tennessee

The Storm Prediction Center issued this mesoscale discussion at Aug 2, 2003, 11:58 AM CDT for Lauderdale County, Alabama; 64 counties in Kentucky; 37 counties in Tennessee. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
Aug 2, 2003, 11:58 AM CDT (16:58 UTC)
Expired
Aug 2, 2003, 2:00 PM CDT
In force
2 hr
Issued by
the Storm Prediction Center
All 102 counties

Lauderdale County, AL, Adair County, KY, Allen County, KY, Anderson County, KY, Barren County, KY, Bath County, KY, Bourbon County, KY, Boyle County, KY, Bracken County, KY, Breathitt County, KY, Campbell County, KY, Casey County, KY, Clark County, KY, Clay County, KY, Clinton County, KY, Cumberland County, KY, Edmonson County, KY, Estill County, KY, Fayette County, KY, Fleming County, KY, Franklin County, KY, Garrard County, KY, Grant County, KY, Green County, KY, Harrison County, KY, Hart County, KY, Jackson County, KY, Jessamine County, KY, Kenton County, KY, Larue County, KY, Laurel County, KY, Lee County, KY, Lewis County, KY, Lincoln County, KY, Madison County, KY, Marion County, KY, Mason County, KY, McCreary County, KY, Menifee County, KY, Mercer County, KY, Metcalfe County, KY, Monroe County, KY, Montgomery County, KY, Morgan County, KY, Nelson County, KY, Nicholas County, KY, Owen County, KY, Owsley County, KY, Pendleton County, KY, Powell County, KY, Pulaski County, KY, Robertson County, KY, Rockcastle County, KY, Rowan County, KY, Russell County, KY, Scott County, KY, Simpson County, KY, Spencer County, KY, Taylor County, KY, Warren County, KY, Washington County, KY, Wayne County, KY, Whitley County, KY, Wolfe County, KY, Woodford County, KY, Bedford County, TN, Cannon County, TN, Cheatham County, TN, Clay County, TN, Coffee County, TN, Davidson County, TN, Decatur County, TN, DeKalb County, TN, Dickson County, TN, Fentress County, TN, Giles County, TN, Hardin County, TN, Hickman County, TN, Jackson County, TN, Lawrence County, TN, Lewis County, TN, Lincoln County, TN, Macon County, TN, Marshall County, TN, Maury County, TN, Moore County, TN, Overton County, TN, Perry County, TN, Pickett County, TN, Putnam County, TN, Robertson County, TN, Rutherford County, TN, Scott County, TN, Smith County, TN, Sumner County, TN, Trousdale County, TN, Van Buren County, TN, Warren County, TN, Wayne County, TN, White County, TN, Williamson County, TN, Wilson County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 5.0 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, Nashville Metro, TN at 12:00Z on 2003-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 732 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, Nashville Metro, TN at 12:00Z on 2003-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 100 square meters per square second.193958Sfc1 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
732 J/kg
Mixed-layer CIN
-105 J/kg
Mixed-layer LCL
1060 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
100 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.1

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
Aug 2, 4:44 PM CDTMesoscale DiscussionSPCFayette, Lamar, Marion, Pickens, Winston91 min
Aug 1, 7:20 PM CDTMesoscale DiscussionSPCBallard, McCracken85 min
Aug 2, 4:30 AM CDTSevere Thunderstorm WatchSPCBallard, Caldwell, Calloway, Carlisle, Crittenden, Fulton and 6 more7 hr
Aug 2, 6:48 AM CDTMesoscale DiscussionSPCBallard, Calloway, Carlisle, Crittenden, Fulton, Graves and 5 more57 min

Nearby

Mesoscale Discussions in Kentucky, 2003Mesoscale Discussions in Tennessee, 2003Mesoscale Discussions in Alabama, 2003Every mesoscale discussion in 2003

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.