Alert archive / Kentucky / Mesoscale Discussions in 2014
Mesoscale Discussion 447
The Storm Prediction Center issued this mesoscale discussion at Apr 28, 2014, 5:30 AM EDT for 6 counties in Indiana; 67 counties in Kentucky; 5 counties in Tennessee. It was in force for 90 min.
The area
The outline as issued.
The facts
- Issued
- Apr 28, 2014, 5:30 AM EDT (09:30 UTC)
- Expired
- Apr 28, 2014, 7:00 AM EDT
- In force
- 90 min
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 20%
All 78 counties
Clark County, IN, Floyd County, IN, Harrison County, IN, Jefferson County, IN, Scott County, IN, Switzerland County, IN, Adair County, KY, Allen County, KY, Anderson County, KY, Barren County, KY, Bath County, KY, Bourbon County, KY, Boyle County, KY, Breckinridge County, KY, Bullitt County, KY, Butler County, KY, Carroll County, KY, Casey County, KY, Christian County, KY, Clark County, KY, Clinton County, KY, Cumberland County, KY, Edmonson County, KY, Estill County, KY, Fayette County, KY, Franklin County, KY, Gallatin County, KY, Garrard County, KY, Grant County, KY, Grayson County, KY, Green County, KY, Hardin County, KY, Harrison County, KY, Hart County, KY, Henry County, KY, Jackson County, KY, Jefferson County, KY, Jessamine County, KY, Larue County, KY, Laurel County, KY, Lincoln County, KY, Logan County, KY, Madison County, KY, Marion County, KY, Meade County, KY, Mercer County, KY, Metcalfe County, KY, Monroe County, KY, Montgomery County, KY, Muhlenberg County, KY, Nelson County, KY, Nicholas County, KY, Ohio County, KY, Oldham County, KY, Owen County, KY, Pendleton County, KY, Powell County, KY, Pulaski County, KY, Robertson County, KY, Rockcastle County, KY, Russell County, KY, Scott County, KY, Shelby County, KY, Simpson County, KY, Spencer County, KY, Taylor County, KY, Todd County, KY, Trigg County, KY, Trimble County, KY, Warren County, KY, Washington County, KY, Wayne County, KY, Woodford County, KY, Clay County, TN, Macon County, TN, Montgomery County, TN, Robertson County, TN, Sumner County, TN
The radar
The Louisville radar (KLVX), 43 km from the middle of the area, began a volume at 09:33 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 nearest sounding before it
Nashville Metro, TN (KBNA), launched 00:00Z, 9.5 hours before the alert went out and 171 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1070 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 160 m²/s²
- 0-3 km storm-relative helicity
- 357 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 28, 4:13 PM EDT | Mesoscale Discussion | SPC | Perry, Posey, Spencer, Vanderburgh, Warrick | 2 hr |
| Apr 28, 7:10 PM EDT | Mesoscale Discussion | SPC | Gibson, Posey, Vanderburgh | 95 min |
| Apr 27, 8:29 PM EDT | Mesoscale Discussion | SPC | Carlisle, Fulton, Hickman | 91 min |
| Apr 27, 8:53 PM EDT | Tornado Watch | SPC | Ballard, Caldwell, Calloway, Carlisle, Christian, Crittenden and 16 more | 6 hr |
| Apr 28, 12:41 AM EDT | Mesoscale Discussion | SPC | Ballard, Carlisle, Crittenden, Fulton, Graves, Hickman and 5 more | 94 min |
| Apr 28, 7:57 AM EDT | Mesoscale Discussion | SPC | Calloway, Christian, Logan, Simpson, Todd, Trigg | 2 hr |
| Apr 28, 1:50 PM EDT | Mesoscale Discussion | SPC | Clinton, McCreary, Wayne | 55 min |
| Apr 28, 2:33 PM EDT | Tornado Watch | SPC | Bell, Clay, Floyd, Harlan, Knott, Knox and 5 more | 5 hr |
| Apr 28, 4:12 PM EDT | Mesoscale Discussion | SPC | Harlan, Letcher, Pike | 63 min |
| Apr 28, 2:43 AM EDT | Tornado Watch | SPC | Benton, Carroll, Chester, Crockett, Decatur, Dyer and 15 more | 8 hr |
| Apr 28, 1:05 PM EDT | Mesoscale Discussion | SPC | Bedford, Giles, Hardin, Lawrence, Lewis, Lincoln and 5 more | 115 min |
| Apr 28, 1:39 PM EDT | Tornado Watch | SPC | Bedford, Chester, Coffee, Decatur, Franklin, Giles and 13 more | 8 hr |
| Apr 28, 3:09 PM EDT | Mesoscale Discussion | SPC | Giles, Hardin, Lawrence, Lincoln, Wayne | 66 min |
| Apr 28, 6:22 PM EDT | Mesoscale Discussion | SPC | Bradley, Coffee, Franklin, Giles, Grundy, Hamilton and 8 more | 83 min |
| Apr 28, 6:37 PM EDT | Tornado Watch | SPC | Anderson, Bledsoe, Blount, Bradley, Campbell, Claiborne and 25 more | 6 hr |
Nearby
Mesoscale Discussions in Kentucky, 2014Mesoscale Discussions in Indiana, 2014Mesoscale Discussions in Tennessee, 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; radar from the NEXRAD Level II archive.