Alert archive / Indiana / Mesoscale Discussions in 2006

Mesoscale Discussion 22

January 2, 200645 counties in Indiana; 41 counties in Kentucky

The Storm Prediction Center issued this mesoscale discussion at Jan 2, 2006, 3:53 PM EST for 45 counties in Indiana; 41 counties in Kentucky. It was in force for 97 min.

The area

The outline as issued.

The facts

Issued
Jan 2, 2006, 3:53 PM EST (20:53 UTC)
Expired
Jan 2, 2006, 5:30 PM EST
In force
97 min
Issued by
the Storm Prediction Center
All 86 counties

Bartholomew County, IN, Boone County, IN, Brown County, IN, Clark County, IN, Clay County, IN, Crawford County, IN, Daviess County, IN, Dearborn County, IN, Decatur County, IN, Dubois County, IN, Fayette County, IN, Floyd County, IN, Fountain County, IN, Franklin County, IN, Greene County, IN, Hamilton County, IN, Hancock County, IN, Harrison County, IN, Hendricks County, IN, Henry County, IN, Jackson County, IN, Jefferson County, IN, Jennings County, IN, Johnson County, IN, Lawrence County, IN, Marion County, IN, Martin County, IN, Monroe County, IN, Montgomery County, IN, Morgan County, IN, Ohio County, IN, Orange County, IN, Owen County, IN, Parke County, IN, Perry County, IN, Putnam County, IN, Ripley County, IN, Rush County, IN, Scott County, IN, Shelby County, IN, Spencer County, IN, Switzerland County, IN, Union County, IN, Washington County, IN, Wayne County, IN, Adair County, KY, Allen County, KY, Anderson County, KY, Barren County, KY, Boyle County, KY, Breckinridge County, KY, Bullitt County, KY, Butler County, KY, Carroll County, KY, Casey County, KY, Clinton County, KY, Cumberland County, KY, Edmonson County, KY, Franklin County, KY, Gallatin County, KY, Grayson County, KY, Green County, KY, Hancock County, KY, Hardin County, KY, Hart County, KY, Henry County, KY, Jefferson County, KY, Larue County, KY, Logan County, KY, Marion County, KY, Meade County, KY, Mercer County, KY, Metcalfe County, KY, Monroe County, KY, Nelson County, KY, Ohio County, KY, Oldham County, KY, Owen County, KY, Russell County, KY, Shelby County, KY, Simpson County, KY, Spencer County, KY, Taylor County, KY, Trimble County, KY, Warren County, KY, Washington County, KY

The radar

The Louisville radar (KLVX), 20 km from the middle of the area, began a volume at 20:52 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 215 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 2006-01-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 572 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 2006-01-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 317 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
572 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
669 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
317 m²/s²
0-3 km storm-relative helicity
302 m²/s²
Significant tornado parameter
1.2
Supercell composite
4.5

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
Jan 2, 6:38 AM ESTTornado WatchSPCGibson, Pike, Posey, Spencer, Vanderburgh, Warrick6 hr
Jan 2, 8:14 AM ESTMesoscale DiscussionSPCClay, Daviess, Fountain, Greene, Knox, Montgomery and 8 more31 min
Jan 2, 8:35 AM ESTTornado WatchSPCClay, Daviess, Fountain, Greene, Knox, Martin and 9 more4 hr
Jan 2, 8:57 AM ESTMesoscale DiscussionSPCGibson, Pike, Posey, Spencer, Vanderburgh, Warrick93 min
Jan 2, 11:21 AM ESTMesoscale DiscussionSPCBartholomew, Boone, Brown, Carroll, Clay, Clinton and 31 more84 min
Jan 2, 12:30 PM ESTMesoscale DiscussionSPCBartholomew, Brown, Clark, Clay, Crawford, Daviess and 32 more90 min
Jan 2, 12:59 PM ESTSevere Thunderstorm WatchSPCBartholomew, Boone, Brown, Clark, Clay, Crawford and 41 more7 hr
Jan 2, 1:28 PM ESTMesoscale DiscussionSPCAdams, Allen, Blackford, Carroll, Cass, Clinton and 21 more92 min
Jan 1, 11:55 PM ESTTornado WatchSPCBallard, Caldwell, Calloway, Carlisle, Christian, Crittenden and 16 more7 hr
Jan 2, 4:01 AM ESTMesoscale DiscussionSPCBallard, Caldwell, Calloway, Carlisle, Christian, Crittenden and 16 more59 min
Jan 2, 4:11 PM ESTSevere Thunderstorm WatchSPCBath, Bourbon, Clark, Estill, Fayette, Fleming and 22 more4 hr
Jan 2, 5:55 PM ESTMesoscale DiscussionSPCBath, Bell, Boyd, Breathitt, Carter, Clark and 32 more95 min
Jan 2, 6:08 PM ESTSevere Thunderstorm WatchSPCBell, Boyd, Breathitt, Carter, Clay, Elliott and 14 more5 hr

Nearby

Mesoscale Discussions in Indiana, 2006Mesoscale Discussions in Kentucky, 2006Every mesoscale discussion in 2006

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.