Alert archive / Tennessee / Tornado Watches in 2024

Tornado Watch 206

May 8, 20244 states

The Storm Prediction Center issued this tornado watch at May 8, 2024, 1:13 PM CDT for 4 states. It was in force for 10 hr.

The area

The outline as issued.

The facts

Issued: May 8, 2024, 1:13 PM CDT (18:13 UTC)
Expired: May 8, 2024, 11:00 PM CDT
In force: 10 hr
Issued by: the Storm Prediction Center
Largest hail expected: 2.5 in
Strongest gust expected: 70 kt

All 87 counties

Hamilton County, IL, White County, IL, Clark County, IN, Crawford County, IN, Dubois County, IN, Floyd County, IN, Harrison County, IN, Orange County, IN, Perry 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, Barren County, KY, Boyle County, KY, Breckinridge County, KY, Bullitt County, KY, Butler County, KY, Casey County, KY, Clinton County, KY, Cumberland County, KY, Daviess County, KY, Edmonson County, KY, Grayson County, KY, Green County, KY, Hancock County, KY, Hardin County, KY, Hart County, KY, Henderson County, KY, Jefferson County, KY, Larue County, KY, Lincoln County, KY, Logan County, KY, Marion County, KY, McLean County, KY, Meade County, KY, Metcalfe County, KY, Monroe County, KY, Ohio County, KY, Russell County, KY, Simpson County, KY, Taylor County, KY, Union County, KY, Warren County, KY, Webster County, KY, Bedford County, TN, Cannon County, TN, Cheatham County, TN, Clay County, TN, Coffee County, TN, Cumberland County, TN, Davidson County, TN, DeKalb County, TN, Dickson County, TN, Fentress County, TN, Giles County, TN, Grundy County, TN, Hickman County, TN, Houston County, TN, Humphreys County, TN, Jackson County, TN, Lawrence County, TN, Lewis County, TN, Macon County, TN, Marshall County, TN, Maury 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, Van Buren County, TN, Warren County, TN, Wayne County, TN, White County, TN, Williamson County, TN, Wilson County, TN

The radar

The Ft Campbell radar (KHPX), 63 km from the middle of the area, began a volume at 18:13 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.

What SPC expected

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

Two or more tornadoes: 60%
One or more EF2 to EF5 tornadoes: 40%
Ten or more severe wind reports: 80%
One or more gusts of 65 knots or more: 70%
Ten or more severe hail reports: 60%
One or more hailstones of 2 inches or more: 60%
Six or more combined severe hail and wind reports: 95%

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
May 8, 1:14 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LMK	Butler, Logan, Warren	31 min
May 8, 1:18 PM CDT	Severe Thunderstorm Warning	LMK	Ohio	27 min
May 8, 1:35 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LMK	Butler, Logan, Warren	1 min
May 8, 1:38 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LMK	Butler, Logan, Warren	37 min
May 8, 1:47 PM CDT	Severe Thunderstorm Warning	PAH	Caldwell, Crittenden, Union, Webster	43 min
May 8, 1:58 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Montgomery, Robertson	47 min
May 8, 2:06 PM CDT	Tornado Warning	OHX	Cheatham, Montgomery	24 min
May 8, 2:08 PM CDT	Severe Thunderstorm Warning	LMK	Barren, Edmonson, Warren	37 min
May 8, 2:10 PM CDT	Severe Thunderstorm Warning Considerable damage threat	PAH	Hopkins, McLean, Muhlenberg	50 min
May 8, 2:10 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Robertson	35 min
May 8, 2:27 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Montgomery, Robertson	48 min
May 8, 2:33 PM CDT	Severe Thunderstorm Warning	LMK	Barren, Edmonson, Hart, Metcalfe	42 min
May 8, 2:35 PM CDT	Severe Thunderstorm Warning	PAH	Crittenden, Union	40 min
May 8, 2:35 PM CDT	Flash Flood Warning	OHX	Cheatham, Davidson, Montgomery, Robertson, Sumner	3 hr
May 8, 2:41 PM CDT	Severe Thunderstorm Warning	OHX	Stewart	49 min
May 8, 2:46 PM CDT	Severe Thunderstorm Warning	LMK	Butler, Ohio	44 min
May 8, 2:47 PM CDT	Tornado Warning Tornado observed	OHX	Montgomery, Robertson	28 min
May 8, 2:57 PM CDT	Severe Thunderstorm Warning	PAH	Hopkins, McLean, Webster	48 min
May 8, 3:06 PM CDT	Severe Thunderstorm Warning	PAH	Posey	39 min
May 8, 3:09 PM CDT	Tornado Warning	OHX	Robertson	36 min
May 8, 3:13 PM CDT	Tornado Warning	OHX	Stewart	47 min
May 8, 3:14 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Green, Hart, Metcalfe, Taylor	46 min
May 8, 3:20 PM CDT	Severe Thunderstorm Warning	PAH	Daviess, McLean	25 min
May 8, 3:26 PM CDT	Severe Thunderstorm Warning	LMK	Butler, Edmonson, Grayson	34 min
May 8, 3:34 PM CDT	Severe Thunderstorm Warning	PAH	Henderson, Union, Webster	41 min
May 8, 3:35 PM CDT	Severe Thunderstorm Warning	LMK	Ohio	40 min
May 8, 3:35 PM CDT	Severe Thunderstorm Warning	OHX	Hickman, Humphreys, Perry	40 min
May 8, 3:37 PM CDT	Tornado Warning	OHX	Robertson, Sumner	23 min
May 8, 3:42 PM CDT	Tornado Warning	OHX	Montgomery, Stewart	30 min
May 8, 3:44 PM CDT	Severe Thunderstorm Warning Considerable damage threat	PAH	Franklin, Hamilton, Saline, Williamson	46 min
May 8, 3:46 PM CDT	Flash Flood Warning	OHX	Montgomery, Stewart	3 hr
May 8, 3:48 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Casey, Green, Russell, Taylor	42 min
May 8, 3:52 PM CDT	Severe Thunderstorm Warning	OHX	Montgomery	38 min
May 8, 3:54 PM CDT	Severe Thunderstorm Warning	OHX	Houston, Stewart	51 min
May 8, 3:56 PM CDT	Tornado Warning	OHX	Hickman, Humphreys, Perry	34 min
May 8, 3:58 PM CDT	Severe Thunderstorm Warning	OHX	Macon, Sumner	47 min
May 8, 3:59 PM CDT	Severe Thunderstorm Warning	OHX	Hickman, Lewis, Perry, Wayne	46 min
May 8, 4:01 PM CDT	Severe Thunderstorm Warning	LMK	Edmonson, Grayson, Hart	29 min
May 8, 4:06 PM CDT	Severe Thunderstorm Warning	PAH	Spencer	39 min
May 8, 4:06 PM CDT	Tornado Warning	OHX	Houston, Stewart	24 min
May 8, 4:09 PM CDT	Flash Flood Warning	OHX	Houston, Montgomery, Stewart	3 hr
May 8, 4:11 PM CDT	Severe Thunderstorm Warning	PAH	Spencer, Warrick	49 min
May 8, 4:18 PM CDT	Tornado Warning	PAH	Crittenden, Union	27 min
May 8, 4:18 PM CDT	Tornado Warning	OHX	Lewis, Perry, Wayne	27 min
May 8, 4:29 PM CDT	Severe Thunderstorm Warning	OHX	Montgomery, Robertson	46 min
May 8, 4:30 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Dickson, Houston, Humphreys, Montgomery	45 min
May 8, 4:35 PM CDT	Severe Thunderstorm Warning	LMK	Green, Hart	25 min
May 8, 4:37 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Robertson	38 min
May 8, 4:40 PM CDT	Severe Thunderstorm Warning	LMK	Allen, Barren, Monroe	35 min
May 8, 4:42 PM CDT	Tornado Warning	OHX	Hickman, Lewis, Maury	33 min
May 8, 4:44 PM CDT	Tornado Warning	PAH	Crittenden, Union, Webster	46 min
May 8, 4:49 PM CDT	Tornado Warning	OHX	Dickson, Houston, Montgomery	10 min
May 8, 5:00 PM CDT	Tornado Warning	OHX	Cheatham, Robertson	30 min
May 8, 5:08 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OHX	Robertson, Sumner	37 min
May 8, 5:09 PM CDT	Severe Thunderstorm Warning	LMK	Grayson, Hardin	36 min
May 8, 5:10 PM CDT	Severe Thunderstorm Warning	PAH	Hopkins, Union, Webster	50 min
May 8, 5:10 PM CDT	Tornado Warning	OHX	Lewis, Maury	35 min
May 8, 5:11 PM CDT	Severe Thunderstorm Warning	LMK	Monroe	34 min
May 8, 5:14 PM CDT	Severe Thunderstorm Warning	LMK	Marion, Taylor	46 min
May 8, 5:14 PM CDT	Flash Flood Warning	PAH	Union	4 hr
May 8, 5:14 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Dickson, Robertson	46 min
May 8, 5:18 PM CDT	Flash Flood Warning	PAH	Henderson	3 hr
May 8, 5:22 PM CDT	Severe Thunderstorm Warning	PAH	Crittenden, Livingston, Union	53 min
May 8, 5:23 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OHX	Robertson, Sumner	37 min
May 8, 5:23 PM CDT	Tornado Warning	OHX	Davidson, Robertson, Sumner	12 min
May 8, 5:31 PM CDT	Flash Flood Warning Considerable damage threat	OHX	Cheatham, Davidson, Macon, Montgomery, Robertson, Smith and 3 more	6 hr
May 8, 5:33 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Robertson, Sumner, Wilson	42 min
May 8, 5:36 PM CDT	Severe Thunderstorm Warning	LMK	Cumberland, Metcalfe, Monroe	24 min
May 8, 5:39 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OHX	Macon, Sumner, Trousdale, Wilson	36 min
May 8, 5:41 PM CDT	Tornado Warning Emergency	OHX	Marshall, Maury, Rutherford, Williamson	34 min
May 8, 5:46 PM CDT	Severe Thunderstorm Warning	PAH	Hopkins, McLean, Muhlenberg, Webster	59 min
May 8, 5:57 PM CDT	Tornado Warning	OHX	Macon, Sumner, Trousdale, Wilson	33 min
May 8, 6:09 PM CDT	Severe Thunderstorm Warning	PAH	Caldwell, Crittenden, Hopkins, Livingston, Lyon, Union and 1 more	51 min
May 8, 6:10 PM CDT	Tornado Warning Tornado observed	OHX	Bedford, Marshall, Maury, Rutherford, Williamson	35 min
May 8, 6:11 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Smith, Sumner, Trousdale, Wilson	34 min
May 8, 6:21 PM CDT	Severe Thunderstorm Warning	LMK	Ohio	24 min
May 8, 6:23 PM CDT	Severe Thunderstorm Warning	LMK	Adair, Green, Marion, Taylor	37 min
May 8, 6:26 PM CDT	Severe Thunderstorm Warning	OHX	DeKalb, Jackson, Putnam, Smith, Trousdale, Wilson	34 min
May 8, 6:27 PM CDT	Tornado Warning	OHX	Smith, Trousdale, Wilson	33 min
May 8, 6:36 PM CDT	Tornado Warning	OHX	Bedford, Cannon, Coffee, Rutherford	39 min
May 8, 6:44 PM CDT	Tornado Warning	LMK	Adair, Casey, Russell, Taylor	17 min
May 8, 6:45 PM CDT	Tornado Warning	OHX	DeKalb, Putnam, Smith	30 min
May 8, 6:50 PM CDT	Severe Thunderstorm Warning	OHX	DeKalb, Putnam, Smith, Warren, White, Wilson	40 min
May 8, 6:52 PM CDT	Severe Thunderstorm Warning	OHX	Bedford, Marshall, Rutherford, Williamson	23 min
May 8, 6:53 PM CDT	Severe Thunderstorm Warning	LMK	Butler, Edmonson, Grayson, Ohio	41 min
May 8, 6:56 PM CDT	Flash Flood Warning EmergencyCatastrophic damage threat	OHX	Robertson, Sumner	15 hr
May 8, 7:00 PM CDT	Severe Thunderstorm Warning	OHX	Bedford, Marshall, Maury, Rutherford	45 min
May 8, 7:06 PM CDT	Severe Thunderstorm Warning	OHX	Bedford, Cannon, Coffee, DeKalb, Rutherford, Warren	39 min
May 8, 7:08 PM CDT	Tornado Warning	OHX	Bedford, Marshall, Rutherford	37 min
May 8, 7:13 PM CDT	Severe Thunderstorm Warning	OHX	DeKalb, Putnam, White	47 min
May 8, 7:15 PM CDT	Severe Thunderstorm Warning Considerable damage threat	PAH	Hamilton, Wayne, White	60 min
May 8, 7:19 PM CDT	Flash Flood Warning EmergencyCatastrophic damage threat	OHX	Sumner	15 hr
May 8, 7:19 PM CDT	Severe Thunderstorm Warning	OHX	Giles, Marshall	41 min
May 8, 7:23 PM CDT	Flash Flood Warning	OHX	Cannon, Cumberland, DeKalb, Putnam, Van Buren, Warren and 1 more	3 hr
May 8, 7:24 PM CDT	Tornado Warning	OHX	Cannon, Coffee, DeKalb, Warren, White	36 min
May 8, 7:29 PM CDT	Severe Thunderstorm Warning	OHX	Giles, Lawrence, Marshall	46 min
May 8, 7:33 PM CDT	Severe Thunderstorm Warning	LMK	Barren, Edmonson, Grayson, Hart, Metcalfe, Warren	27 min
May 8, 7:38 PM CDT	Severe Thunderstorm Warning	PAH	Franklin, Hamilton, Jefferson, Saline, White	52 min
May 8, 7:38 PM CDT	Tornado Warning	OHX	Bedford, Cannon, Coffee, Rutherford, Warren	37 min
May 8, 7:41 PM CDT	Severe Thunderstorm Warning Considerable damage threat	PAH	Edwards, Wabash, Wayne, White	64 min
May 8, 7:41 PM CDT	Severe Thunderstorm Warning	OHX	Cumberland, Fentress, Overton, Putnam, White	34 min
May 8, 7:46 PM CDT	Tornado Warning	OHX	Cumberland, Fentress, Overton, Putnam	29 min
May 8, 7:48 PM CDT	Severe Thunderstorm Warning	OHX	Grundy, Van Buren, Warren	27 min
May 8, 7:50 PM CDT	Tornado Warning	OHX	Bedford, Giles, Marshall	25 min
May 8, 7:56 PM CDT	Tornado Warning	OHX	Giles	34 min
May 8, 8:07 PM CDT	Severe Thunderstorm Warning	OHX	Bedford, Coffee, Grundy, Warren	38 min
May 8, 8:09 PM CDT	Tornado Warning	OHX	Cumberland, Fentress	36 min
May 8, 8:13 PM CDT	Severe Thunderstorm Warning	OHX	Cumberland, Fentress	32 min
May 8, 8:18 PM CDT	Severe Thunderstorm Warning	PAH	Gibson, Pike, Posey, Vanderburgh, Warrick	45 min
May 8, 8:18 PM CDT	Severe Thunderstorm Warning	OHX	Grundy, Van Buren, Warren	27 min
May 8, 8:19 PM CDT	Tornado Warning	OHX	Coffee, Grundy, Warren	26 min
May 8, 8:22 PM CDT	Severe Thunderstorm Warning	PAH	Hamilton, White	27 min
May 8, 8:35 PM CDT	Severe Thunderstorm Warning	PAH	White	40 min
May 8, 8:41 PM CDT	Tornado Warning	OHX	Coffee, Grundy, Warren	49 min
May 8, 8:47 PM CDT	Severe Thunderstorm Warning	PAH	Posey, Vanderburgh	32 min
May 8, 8:54 PM CDT	Severe Thunderstorm Warning	PAH	Posey	36 min
May 8, 9:00 PM CDT	Flash Flood Warning	OHX	Cannon, Coffee, Warren	3 hr
May 8, 9:37 PM CDT	Severe Thunderstorm Warning	PAH	Spencer	38 min
May 8, 9:42 PM CDT	Flash Flood Warning	LMK	Allen, Barren, Logan, Monroe, Simpson, Warren	10 hr
May 8, 9:43 PM CDT	Severe Thunderstorm Warning	OHX	Giles	32 min
May 8, 9:55 PM CDT	Severe Thunderstorm Warning	OHX	Montgomery, Stewart	35 min
May 8, 10:22 PM CDT	Flash Flood Warning	OHX	Clay, Fentress, Jackson, Overton, Pickett, Putnam and 1 more	8 hr
May 8, 10:37 PM CDT	Flash Flood Warning	OHX	Cumberland, DeKalb, Putnam, Smith, Van Buren, Warren and 1 more	8 hr
May 8, 10:51 PM CDT	Flash Flood Warning	OHX	Cannon, Cheatham, Davidson, DeKalb, Rutherford, Smith and 2 more	8 hr

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, 6.2 hours before the alert went out and 127 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: 2219 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 640 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 184 m²/s²
0-3 km storm-relative helicity: 160 m²/s²
Significant tornado parameter: 1.9
Supercell composite: 7.6

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 7, 9:20 PM CDT	Mesoscale Discussion	SPC	Crawford, Edwards, Lawrence, Wabash	55 min
May 7, 11:16 PM CDT	Mesoscale Discussion	SPC	Gallatin, Hamilton, Hardin, Pope, Saline, Wabash and 1 more	119 min
May 8, 1:26 AM CDT	Mesoscale Discussion	SPC	Alexander, Gallatin, Hardin, Johnson, Massac, Pope and 2 more	2 hr
May 8, 1:57 AM CDT	Tornado Watch	SPC	Alexander, Massac, Pope, Pulaski	4 hr
May 8, 10:29 AM CDT	Tornado Watch	SPC	Alexander, Franklin, Gallatin, Hardin, Jackson, Jefferson and 12 more	8 hr
May 8, 11:28 AM CDT	Mesoscale Discussion	SPC	Alexander, Franklin, Gallatin, Hardin, Jackson, Johnson and 9 more	92 min
May 8, 11:35 AM CDT	Mesoscale Discussion	SPC	Alexander, Franklin, Gallatin, Hardin, Jackson, Johnson and 9 more	85 min
May 8, 12:58 PM CDT	Mesoscale Discussion	SPC	Edwards, Franklin, Gallatin, Hamilton, Hardin, Jefferson and 10 more	62 min
May 8, 1:50 PM CDT	Mesoscale Discussion	SPC	Alexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 12 more	55 min
May 8, 3:41 PM CDT	Mesoscale Discussion	SPC	Alexander, Gallatin, Hardin, Jackson, Johnson, Massac and 5 more	94 min
May 8, 4:42 PM CDT	Tornado Watch	SPC	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 15 more	9 hr
May 7, 8:17 PM CDT	Tornado Watch	SPC	Boyd, Carter, Greenup	7 hr
May 8, 7:50 AM CDT	Mesoscale Discussion	SPC	Calloway, Graves, McCreary, Trigg, Whitley	2 hr
May 8, 5:51 PM CDT	Mesoscale Discussion	SPC	Adair, Allen, Barren, Boyle, Butler, Casey and 18 more	114 min
May 8, 6:29 PM CDT	Mesoscale Discussion	SPC	Butler, Caldwell, Christian, Daviess, Hopkins, Lyon and 4 more	91 min
May 8, 12:56 AM CDT	Tornado Watch	SPC	Dyer, Lake, Lauderdale, Obion, Shelby, Tipton	5 hr
May 8, 3:23 AM CDT	Mesoscale Discussion	SPC	Fayette, Haywood, Lauderdale, Shelby, Tipton	2 hr
May 8, 9:04 AM CDT	Severe Thunderstorm Watch	SPC	Anderson, Blount, Campbell, Carter, Claiborne, Cocke and 17 more	6 hr
May 8, 9:56 AM CDT	Mesoscale Discussion	SPC	Anderson, Blount, Cocke, Grainger, Greene, Hamblen and 7 more	94 min
May 8, 2:51 PM CDT	Tornado Watch	SPC	Benton, Carroll, Chester, Crockett, Decatur, Dyer and 9 more	5 hr
May 8, 4:14 PM CDT	Tornado Watch	SPC	Anderson, Bledsoe, Blount, Bradley, Campbell, Franklin and 15 more	7 hr

Nearby

Tornado Watches in Tennessee, 2024 Tornado Watches in Kentucky, 2024 Tornado Watches in Indiana, 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.