Alert archive / Kentucky / Mesoscale Discussions in 2008

Mesoscale Discussion 167

February 5, 200827 counties in Indiana; 55 counties in Kentucky; Butler County, Clermont County, Hamilton County, Ohio

The Storm Prediction Center issued this mesoscale discussion at Feb 5, 2008, 7:15 PM EST for 27 counties in Indiana; 55 counties in Kentucky; Butler County, Clermont County, Hamilton County, Ohio. It was in force for 90 min.

The area

The outline as issued.

The facts

Issued
Feb 5, 2008, 7:15 PM EST (00:15 UTC)
Expired
Feb 5, 2008, 8:45 PM EST
In force
90 min
Issued by
the Storm Prediction Center
All 85 counties

Bartholomew County, IN, Brown County, IN, Clark County, IN, Crawford County, IN, Daviess County, IN, Dearborn County, IN, Decatur County, IN, Dubois County, IN, Floyd County, IN, Franklin County, IN, Harrison County, IN, Jackson County, IN, Jefferson County, IN, Jennings County, IN, Lawrence County, IN, Martin County, IN, Ohio County, IN, Orange County, IN, Perry County, IN, Pike County, IN, Ripley County, IN, Scott County, IN, Spencer County, IN, Switzerland County, IN, Vanderburgh County, IN, Warrick County, IN, Washington County, IN, Allen County, KY, Anderson County, KY, Barren County, KY, Boone 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, Christian County, KY, Daviess County, KY, Edmonson County, KY, Fayette County, KY, Franklin County, KY, Gallatin County, KY, Grant County, KY, Grayson County, KY, Green County, KY, Hancock County, KY, Hardin County, KY, Harrison County, KY, Hart County, KY, Henderson County, KY, Henry County, KY, Hopkins County, KY, Jefferson County, KY, Jessamine County, KY, Kenton County, KY, Larue County, KY, Logan County, KY, Marion County, KY, McLean County, KY, Meade County, KY, Mercer County, KY, Muhlenberg County, KY, Nelson County, KY, Ohio County, KY, Oldham County, KY, Owen County, KY, Pendleton County, KY, Scott County, KY, Shelby County, KY, Simpson County, KY, Spencer County, KY, Taylor County, KY, Todd County, KY, Trimble County, KY, Union County, KY, Warren County, KY, Washington County, KY, Webster County, KY, Woodford County, KY, Butler County, OH, Clermont County, OH, Hamilton County, OH

The radar

The Louisville radar (KLVX), 36 km from the middle of the area, began a volume at 00:18 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 00:00Z, 0.3 hours before the alert went out and 201 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 00:00Z on 2008-02-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 706 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 00:00Z on 2008-02-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 300 square meters per square second.1939587897117Sfc1 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
706 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
812 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
300 m²/s²
0-3 km storm-relative helicity
362 m²/s²
Significant tornado parameter
1.6
Supercell composite
3.2

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
Feb 5, 8:08 PM ESTTornado WatchSPCBartholomew, Brown, Clark, Clay, Crawford, Daviess and 38 more6 hr
Feb 5, 10:19 PM ESTMesoscale DiscussionSPCClark, Crawford, Dearborn, Decatur, Floyd, Franklin and 11 more86 min
Feb 6, 7:07 AM ESTMesoscale DiscussionSPCLake, Porter6 hr
Feb 6, 11:54 AM ESTMesoscale DiscussionSPCClark, Floyd, Jefferson, Ohio, Scott, Switzerland96 min
Feb 5, 9:07 PM ESTMesoscale DiscussionSPCBallard, Calloway, Carlisle, Crittenden, Fulton, Graves and 5 more83 min
Feb 6, 12:41 AM ESTTornado WatchSPCAdair, Allen, Barren, Bath, Bourbon, Boyd and 44 more5 hr
Feb 6, 2:31 AM ESTSevere Thunderstorm WatchSPCBell, Floyd, Harlan, Knott, Leslie, Letcher and 3 more3 hr
Feb 6, 2:48 AM ESTMesoscale DiscussionSPCBath, Bell, Boyd, Breathitt, Carter, Clay and 37 more87 min
Feb 6, 4:49 AM ESTMesoscale DiscussionSPCLetcher86 min
Feb 6, 8:49 AM ESTMesoscale DiscussionSPCPike116 min

Nearby

Mesoscale Discussions in Kentucky, 2008Mesoscale Discussions in Indiana, 2008Mesoscale Discussions in Ohio, 2008Every mesoscale discussion in 2008

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.