Alert archive / Kentucky / Severe Thunderstorm Watches in 2016

Severe Thunderstorm Watch 290

June 23, 201616 counties in Indiana; 55 counties in Kentucky

The Storm Prediction Center issued this severe thunderstorm watch at Jun 23, 2016, 3:24 PM EDT for 16 counties in Indiana; 55 counties in Kentucky. It was in force for 10 hr.

The area

The outline as issued.

The facts

Issued: Jun 23, 2016, 3:24 PM EDT (19:24 UTC)
Expired: Jun 24, 2016, 1:00 AM EDT
In force: 10 hr
Issued by: the Storm Prediction Center
Largest hail expected: 2 in
Strongest gust expected: 60 kt

All 71 counties

Clark County, IN, Crawford County, IN, Dubois County, IN, Floyd County, IN, Gibson County, IN, Harrison County, IN, Jefferson County, IN, Orange County, IN, Perry County, IN, Pike County, IN, Posey County, IN, Scott County, IN, Spencer County, IN, Vanderburgh County, IN, Warrick County, IN, Washington 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, Caldwell County, KY, Casey County, KY, Christian County, KY, Clinton County, KY, Crittenden County, KY, Cumberland County, KY, Daviess County, KY, Edmonson County, KY, Franklin County, KY, Garrard County, KY, Grayson County, KY, Green County, KY, Hancock County, KY, Hardin County, KY, Hart County, KY, Henderson County, KY, Henry County, KY, Hopkins County, KY, Jefferson County, KY, Jessamine County, KY, Larue County, KY, Lincoln County, KY, Logan County, KY, Lyon County, KY, Marion County, KY, McLean County, KY, Meade County, KY, Mercer County, KY, Metcalfe County, KY, Monroe County, KY, Muhlenberg County, KY, Nelson County, KY, Ohio County, KY, Oldham County, KY, Russell County, KY, Shelby County, KY, Simpson County, KY, Spencer County, KY, Taylor County, KY, Todd County, KY, Trigg County, KY, Trimble County, KY, Union County, KY, Warren County, KY, Washington County, KY, Webster County, KY, Woodford County, KY

The radar

The Louisville radar (KLVX), 14 km from the middle of the area, began a volume at 19:24 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.

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes: 10%
One or more EF2 to EF5 tornadoes: 2%
Ten or more severe wind reports: 40%
One or more gusts of 65 knots or more: 20%
Ten or more severe hail reports: 30%
One or more hailstones of 2 inches or more: 30%
Six or more combined severe hail and wind reports: 60%

Warnings issued inside it

30 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Jun 23, 3:41 PM EDT	Tornado Warning	LMK	Crawford, Harrison, Orange, Washington	19 min
Jun 23, 3:45 PM EDT	Severe Thunderstorm Warning	LMK	Washington	30 min
Jun 23, 3:49 PM EDT	Tornado Warning	LMK	Washington	26 min
Jun 23, 3:58 PM EDT	Severe Thunderstorm Warning	LMK	Floyd, Harrison	32 min
Jun 23, 3:59 PM EDT	Severe Thunderstorm Warning	LMK	Henry	31 min
Jun 23, 4:03 PM EDT	Severe Thunderstorm Warning	LMK	Clark, Washington	27 min
Jun 23, 4:30 PM EDT	Severe Thunderstorm Warning	LMK	Floyd, Harrison	30 min
Jun 23, 4:49 PM EDT	Severe Thunderstorm Warning	LMK	Floyd, Harrison	41 min
Jun 23, 4:59 PM EDT	Severe Thunderstorm Warning	LMK	Floyd, Harrison	31 min
Jun 23, 5:06 PM EDT	Severe Thunderstorm Warning	LMK	Bullitt, Jefferson, Nelson, Shelby, Spencer	24 min
Jun 23, 5:31 PM EDT	Severe Thunderstorm Warning	LMK	Floyd, Harrison	29 min
Jun 23, 5:37 PM EDT	Severe Thunderstorm Warning	LMK	Anderson, Nelson, Shelby, Spencer	23 min
Jun 23, 5:51 PM EDT	Severe Thunderstorm Warning	LMK	Bullitt, Nelson, Spencer, Washington	24 min
Jun 23, 6:04 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Grayson, Hardin	26 min
Jun 23, 6:09 PM EDT	Severe Thunderstorm Warning	LMK	Anderson, Mercer, Nelson, Spencer, Washington	36 min
Jun 23, 6:11 PM EDT	Severe Thunderstorm Warning	LMK	Marion, Nelson, Washington	34 min
Jun 23, 6:34 PM EDT	Severe Thunderstorm Warning	LMK	Boyle, Casey, Lincoln, Marion, Mercer, Washington	26 min
Jun 23, 6:40 PM EDT	Severe Thunderstorm Warning	LMK	Boyle, Garrard, Lincoln, Madison, Mercer	35 min
Jun 23, 6:58 PM EDT	Severe Thunderstorm Warning	LMK	Garrard, Lincoln, Madison	32 min
Jun 23, 7:16 PM EDT	Severe Thunderstorm Warning	LMK	Larue, Marion, Taylor	29 min
Jun 23, 7:35 PM EDT	Severe Thunderstorm Warning	LMK	Adair, Casey, Marion, Taylor	25 min
Jun 23, 8:32 PM EDT	Severe Thunderstorm Warning	LMK	Adair, Green	28 min
Jun 23, 8:37 PM EDT	Severe Thunderstorm Warning	LMK	Barren, Edmonson, Hart	23 min
Jun 23, 9:01 PM EDT	Severe Thunderstorm Warning	LMK	Adair, Russell	29 min
Jun 23, 9:07 PM EDT	Severe Thunderstorm Warning	LMK	Adair, Barren, Cumberland, Green, Metcalfe	23 min
Jun 23, 9:26 PM EDT	Severe Thunderstorm Warning	LMK	Barren, Edmonson, Warren	34 min
Jun 23, 9:28 PM EDT	Tornado Warning	LMK	Barren, Edmonson, Warren	17 min
Jun 23, 9:30 PM EDT	Severe Thunderstorm Warning	LMK	Adair, Clinton, Cumberland, Metcalfe, Russell	30 min
Jun 23, 10:00 PM EDT	Severe Thunderstorm Warning	LMK	Bullitt, Marion, Nelson, Spencer, Washington	30 min
Jun 24, 12:14 AM EDT	Severe Thunderstorm Warning	PAH	Hopkins, McLean, Muhlenberg	31 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 7.4 hours before the alert went out and 207 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1202 J/kg
Mixed-layer CIN: -77 J/kg
Mixed-layer LCL: 945 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 97 m²/s²
0-3 km storm-relative helicity: 163 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 22, 9:53 PM EDT	Mesoscale Discussion	SPC	Bureau, Champaign, Cook, DeKalb, DuPage, Ford and 21 more	97 min
Jun 23, 12:51 AM EDT	Mesoscale Discussion	SPC	Champaign, Ford, Iroquois, Livingston, Vermilion	84 min
Jun 22, 8:07 PM EDT	Mesoscale Discussion	SPC	LaGrange, Steuben	113 min
Jun 22, 10:33 PM EDT	Tornado Watch	SPC	Adams, Allen, Bartholomew, Blackford, Boone, Carroll and 51 more	8 hr
Jun 23, 4:36 AM EDT	Mesoscale Discussion	SPC	Dearborn, Decatur, Franklin, Johnson, Ohio, Ripley and 2 more	24 min
Jun 23, 2:26 PM EDT	Mesoscale Discussion	SPC	Scott, Switzerland	64 min
Jun 23, 3:01 PM EDT	Tornado Watch	SPC	Dearborn, Franklin, Ohio, Ripley, Switzerland	7 hr
Jun 23, 6:57 PM EDT	Mesoscale Discussion	SPC	Ohio	93 min
Jun 23, 7:58 PM EDT	Mesoscale Discussion	SPC	Clark, Crawford, Dubois, Floyd, Gibson, Harrison and 10 more	2 hr
Jun 23, 2:51 AM EDT	Mesoscale Discussion	SPC	Boyd, Lawrence	54 min
Jun 23, 3:42 AM EDT	Severe Thunderstorm Watch	SPC	Boyd, Carter, Greenup, Lawrence	4 hr
Jun 23, 6:15 AM EDT	Mesoscale Discussion	SPC	Boyd, Lawrence	90 min
Jun 23, 7:17 PM EDT	Severe Thunderstorm Watch	SPC	Bell, Clay, Harlan, Knox, Laurel, Leslie and 6 more	5 hr

Nearby

Severe Thunderstorm Watches in Kentucky, 2016 Severe Thunderstorm Watches in Indiana, 2016 Every severe thunderstorm watch in 2016

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.