Alert archive / Kentucky / Mesoscale Discussions in 2004
Mesoscale Discussion 1802
The Storm Prediction Center issued this mesoscale discussion at Jul 30, 2004, 5:12 PM EDT for 14 counties in Indiana; 75 counties in Kentucky; 4 counties in Ohio. It was in force for 33 min.
The area
The outline as issued.
The facts
- Issued
- Jul 30, 2004, 5:12 PM EDT (21:12 UTC)
- Expired
- Jul 30, 2004, 5:45 PM EDT
- In force
- 33 min
- Issued by
- the Storm Prediction Center
All 93 counties
Clark County, IN, Crawford County, IN, Dearborn County, IN, Dubois County, IN, Floyd County, IN, Harrison County, IN, Jefferson County, IN, Ohio County, IN, Orange County, IN, Perry County, IN, Scott County, IN, Spencer County, IN, Switzerland County, IN, Washington County, IN, Adair County, KY, Allen County, KY, Anderson County, KY, Barren County, KY, Bath County, KY, Boone County, KY, Bourbon County, KY, Boyle County, KY, Bracken County, KY, Breckinridge County, KY, Bullitt County, KY, Butler County, KY, Caldwell County, KY, Campbell County, KY, Carroll County, KY, Casey County, KY, Christian County, KY, Clark County, KY, Cumberland County, KY, Daviess County, KY, Edmonson County, KY, Estill County, KY, Fayette County, KY, Fleming County, KY, Franklin County, KY, Gallatin County, KY, Garrard County, KY, Grant County, KY, Grayson County, KY, Green County, KY, Hancock County, KY, Hardin County, KY, Harrison County, KY, Hart County, KY, Henry County, KY, Hopkins County, KY, Jefferson County, KY, Jessamine County, KY, Kenton County, KY, Larue County, KY, Lewis County, KY, Lincoln County, KY, Logan County, KY, Madison County, KY, Marion County, KY, Mason County, KY, McLean County, KY, Meade County, KY, Menifee 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, Robertson County, KY, Rockcastle County, KY, Rowan County, KY, Russell County, KY, Scott County, KY, Shelby County, KY, Simpson County, KY, Spencer County, KY, Taylor County, KY, Todd County, KY, Trimble County, KY, Warren County, KY, Washington County, KY, Woodford County, KY, Adams County, OH, Brown County, OH, Clermont County, OH, Hamilton County, OH
The radar
The Louisville radar (KLVX), 51 km from the middle of the area, began a volume at 21:13 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, 9.2 hours before the alert went out and 212 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
- 575 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 711 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 76 m²/s²
- 0-3 km storm-relative helicity
- 129 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.3
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 |
|---|---|---|---|---|
| Jul 30, 2:54 PM EDT | Mesoscale Discussion | SPC | Dearborn, Ohio | 2 hr |
| Jul 30, 6:05 PM EDT | Tornado Watch | SPC | Clark, Floyd, Harrison, Perry, Switzerland | 5 hr |
Nearby
Mesoscale Discussions in Kentucky, 2004Mesoscale Discussions in Indiana, 2004Mesoscale Discussions in Ohio, 2004Every mesoscale discussion in 2004
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.