Alert archive / Kentucky / Tornado Watches in 2024

Tornado Watch 516

July 9, 20245 states

The Storm Prediction Center issued this tornado watch at Jul 9, 2024, 2:07 PM CDT for 5 states. It was in force for 10 hr.

The area

The outline as issued.

The facts

Issued: Jul 9, 2024, 2:07 PM CDT (19:07 UTC)
Expired: Jul 10, 2024, 12:00 AM CDT
In force: 10 hr
Issued by: the Storm Prediction Center
Largest hail expected: 0.5 in
Strongest gust expected: 60 kt

All 170 counties

Alexander County, IL, Crawford County, IL, Edwards County, IL, Franklin County, IL, Gallatin County, IL, Hamilton County, IL, Hardin County, IL, Jackson County, IL, Jefferson County, IL, Johnson County, IL, Lawrence County, IL, Massac County, IL, Perry County, IL, Pope County, IL, Pulaski County, IL, Richland County, IL, Saline County, IL, Union County, IL, Wabash County, IL, Wayne County, IL, White County, IL, Williamson County, IL, Bartholomew County, IN, Brown County, IN, Clark County, IN, Crawford County, IN, Daviess County, IN, Dearborn County, IN, Decatur County, IN, Dubois County, IN, Fayette County, IN, Floyd County, IN, Franklin County, IN, Gibson County, IN, Greene County, IN, Harrison County, IN, Jackson County, IN, Jefferson County, IN, Jennings County, IN, Knox County, IN, Lawrence County, IN, Martin County, IN, Monroe County, IN, Ohio County, IN, Orange County, IN, Perry County, IN, Pike County, IN, Posey County, IN, Ripley County, IN, Rush County, IN, Scott County, IN, Shelby County, IN, Spencer County, IN, Sullivan County, IN, Switzerland County, IN, Union County, IN, Vanderburgh County, IN, Warrick County, IN, Washington County, IN, Adair County, KY, Allen County, KY, Anderson County, KY, Ballard County, KY, Barren 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, Calloway County, KY, Campbell County, KY, Carlisle County, KY, Carroll County, KY, Casey County, KY, Christian County, KY, Clark County, KY, Clinton County, KY, Crittenden County, KY, Cumberland County, KY, Daviess County, KY, Edmonson County, KY, Fayette County, KY, Franklin County, KY, Gallatin County, KY, Garrard County, KY, Grant County, KY, Graves 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, Hickman County, KY, Hopkins County, KY, Jefferson County, KY, Jessamine County, KY, Kenton County, KY, Larue County, KY, Lincoln County, KY, Livingston County, KY, Logan County, KY, Lyon County, KY, Madison County, KY, Marion County, KY, Marshall County, KY, McCracken County, KY, McCreary 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, Owen County, KY, Pendleton County, KY, Pulaski 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, Union County, KY, Warren County, KY, Washington County, KY, Wayne County, KY, Webster County, KY, Woodford County, KY, Butler County, OH, Clermont County, OH, Hamilton County, OH, Preble County, OH, Warren County, OH, Cannon County, TN, Cheatham County, TN, Clay County, TN, Davidson County, TN, DeKalb County, TN, Dickson County, TN, Hickman County, TN, Houston County, TN, Humphreys County, TN, Jackson County, TN, Macon County, TN, Montgomery County, TN, Overton County, TN, Perry County, TN, Pickett County, TN, Putnam County, TN, Robertson County, TN, Rutherford County, TN, Smith County, TN, Stewart County, TN, Sumner County, TN, Trousdale County, TN, Williamson County, TN, Wilson County, TN

The radar

The Evansville,IN radar (KVWX), 75 km from the middle of the area, began a volume at 19:09 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: 80%
One or more EF2 to EF5 tornadoes: 20%
Ten or more severe wind reports: 20%
One or more gusts of 65 knots or more: 5%
Ten or more severe hail reports: 5%
One or more hailstones of 2 inches or more: 5%
Six or more combined severe hail and wind reports: 30%

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
Jul 9, 2:18 PM CDT	Tornado Warning	PAH	Christian, Todd	11 min
Jul 9, 2:20 PM CDT	Severe Thunderstorm Warning	LMK	Crawford, Perry	25 min
Jul 9, 2:27 PM CDT	Tornado Warning	OHX	Montgomery, Robertson	20 min
Jul 9, 2:31 PM CDT	Tornado Warning	PAH	Muhlenberg	11 min
Jul 9, 2:39 PM CDT	Severe Thunderstorm Warning	LMK	Crawford, Harrison, Perry	36 min
Jul 9, 2:43 PM CDT	Tornado Warning	LMK	Butler, Ohio	47 min
Jul 9, 3:06 PM CDT	Tornado Warning	PAH	Hardin	24 min
Jul 9, 3:06 PM CDT	Severe Thunderstorm Warning	LMK	Crawford, Harrison	24 min
Jul 9, 3:26 PM CDT	Severe Thunderstorm Warning	LMK	Crawford, Harrison, Washington	34 min
Jul 9, 3:26 PM CDT	Tornado Warning	PAH	Union	34 min
Jul 9, 3:29 PM CDT	Tornado Warning	LMK	Breckinridge, Grayson, Ohio	30 min
Jul 9, 3:46 PM CDT	Tornado Warning Considerable damage threat	PAH	Posey	44 min
Jul 9, 3:56 PM CDT	Tornado Warning	LMK	Breckinridge, Grayson, Hardin	49 min
Jul 9, 3:59 PM CDT	Tornado Warning	PAH	Gibson, Vanderburgh, Warrick	31 min
Jul 9, 4:11 PM CDT	Severe Thunderstorm Warning	LMK	Ohio	34 min
Jul 9, 4:22 PM CDT	Tornado Warning Tornado observedConsiderable damage threat	PAH	Gibson, Posey	38 min
Jul 9, 4:43 PM CDT	Tornado Warning	LMK	Bullitt, Hardin, Meade	47 min
Jul 9, 4:55 PM CDT	Tornado Warning	PAH	Wabash	35 min
Jul 9, 5:01 PM CDT	Severe Thunderstorm Warning	LMK	Breckinridge, Grayson	29 min
Jul 9, 5:15 PM CDT	Tornado Warning Tornado observedConsiderable damage threat	PAH	Wabash	30 min
Jul 9, 5:16 PM CDT	Tornado Warning Tornado observedConsiderable damage threat	IND	Knox	44 min
Jul 9, 5:22 PM CDT	Tornado Warning	PAH	Gibson, Posey	16 min
Jul 9, 5:23 PM CDT	Severe Thunderstorm Warning	IND	Jennings	37 min
Jul 9, 5:26 PM CDT	Severe Thunderstorm Warning	LMK	Dubois	34 min
Jul 9, 5:30 PM CDT	Tornado Warning	LMK	Dubois	30 min
Jul 9, 5:37 PM CDT	Severe Thunderstorm Warning	PAH	Gibson, Pike	23 min
Jul 9, 5:38 PM CDT	Tornado Warning	IND	Daviess, Martin	37 min
Jul 9, 5:45 PM CDT	Tornado Warning	PAH	Gibson	30 min
Jul 9, 5:47 PM CDT	Tornado Warning	IND	Knox	28 min
Jul 9, 5:55 PM CDT	Severe Thunderstorm Warning	PAH	Gibson, Pike	35 min
Jul 9, 6:06 PM CDT	Severe Thunderstorm Warning	IND	Daviess, Knox	39 min
Jul 9, 6:10 PM CDT	Tornado Warning	ILN	Franklin, Ripley	35 min
Jul 9, 6:10 PM CDT	Severe Thunderstorm Warning	IND	Martin	35 min
Jul 9, 6:17 PM CDT	Tornado Warning Tornado observed	IND	Knox	28 min
Jul 9, 6:18 PM CDT	Severe Thunderstorm Warning	IND	Lawrence	42 min
Jul 9, 6:20 PM CDT	Tornado Warning	IND	Martin	40 min
Jul 9, 6:50 PM CDT	Severe Thunderstorm Warning	IND	Greene, Lawrence, Martin, Monroe, Owen	25 min
Jul 9, 6:58 PM CDT	Tornado Warning	ILN	Franklin	32 min
Jul 9, 7:22 PM CDT	Tornado Warning	ILN	Fayette, Franklin, Union	23 min
Jul 9, 7:41 PM CDT	Tornado Warning	ILN	Union	34 min
Jul 9, 7:45 PM CDT	Tornado Warning	ILN	Butler, Warren	15 min
Jul 9, 8:11 PM CDT	Severe Thunderstorm Warning	ILN	Union, Wayne	22 min
Jul 9, 8:19 PM CDT	Severe Thunderstorm Warning	ILN	Preble	41 min
Jul 9, 10:02 PM CDT	Tornado Warning	ILN	Butler, Preble	28 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, 7.1 hours before the alert went out and 195 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: 308 J/kg
Mixed-layer CIN: -106 J/kg
Mixed-layer LCL: 947 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 81 m²/s²
0-3 km storm-relative helicity: 136 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.2

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 9, 1:39 PM CDT	Mesoscale Discussion	SPC	Gallatin, Hardin	2 hr
Jul 9, 5:42 PM CDT	Mesoscale Discussion	SPC	Bartholomew, Brown, Clark, Crawford, Daviess, Dearborn and 25 more	93 min
Jul 9, 1:59 AM CDT	Mesoscale Discussion	SPC	Chester, Crockett, Dyer, Fayette, Gibson, Hardeman and 5 more	91 min

Nearby

Tornado Watches in Kentucky, 2024 Tornado Watches in Indiana, 2024 Tornado Watches in Tennessee, 2024 Every tornado watch in 2024

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.