Alert archive / Tennessee / Tornado Watches in 2024

Tornado Watch 75

April 2, 202420 counties in Kentucky; 47 counties in Tennessee

The Storm Prediction Center issued this tornado watch at Apr 2, 2024, 9:50 AM CDT for 20 counties in Kentucky; 47 counties in Tennessee. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Apr 2, 2024, 9:50 AM CDT (14:50 UTC)
Expired
Apr 2, 2024, 3:00 PM CDT
In force
5 hr
Issued by
the Storm Prediction Center
Largest hail expected
1.5 in
Strongest gust expected
65 kt
All 67 counties

Adair County, KY, Allen County, KY, Barren County, KY, Calloway County, KY, Casey County, KY, Christian County, KY, Clinton County, KY, Cumberland County, KY, Green County, KY, Hart County, KY, Lincoln County, KY, Logan County, KY, Metcalfe County, KY, Monroe County, KY, Russell County, KY, Simpson County, KY, Taylor County, KY, Todd County, KY, Trigg County, KY, Warren County, KY, Bedford County, TN, Benton County, TN, Cannon County, TN, Carroll County, TN, Cheatham County, TN, Chester County, TN, Clay County, TN, Coffee County, TN, Cumberland County, TN, Davidson County, TN, Decatur County, TN, DeKalb County, TN, Dickson County, TN, Fentress County, TN, Giles County, TN, Grundy County, TN, Hardin County, TN, Henderson County, TN, Henry 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, McNairy 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, Weakley County, TN, White County, TN, Williamson County, TN, Wilson County, TN

The radar

The Ft Campbell radar (KHPX), 48 km from the middle of the area, began a volume at 14:54 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
70%
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
20%
Six or more combined severe hail and wind reports
95%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Apr 2, 11:02 AM CDTSevere Thunderstorm WarningLMKAllen, Barren, Edmonson, Simpson, Warren28 min
Apr 2, 11:35 AM CDTSevere Thunderstorm WarningLMKAdair, Barren, Cumberland, Metcalfe, Monroe25 min
Apr 2, 11:57 AM CDTSevere Thunderstorm WarningLMKAdair, Cumberland, Metcalfe, Russell33 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, 2.8 hours before the alert went out and 73 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 2024-04-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 241 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 2024-04-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 4 square meters per square second.1939Sfc1 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
241 J/kg
Mixed-layer CIN
-82 J/kg
Mixed-layer LCL
839 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
4 m²/s²
0-3 km storm-relative helicity
13 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 1, 7:37 PM CDTMesoscale DiscussionSPCBoone, Bracken, Campbell, Carroll, Gallatin, Grant and 3 more83 min
Apr 2, 1:16 AM CDTMesoscale DiscussionSPCDaviess, Henderson, Union, Webster89 min
Apr 2, 2:00 AM CDTTornado WatchSPCBallard, Caldwell, Crittenden, Daviess, Henderson, Hopkins and 8 more5 hr
Apr 2, 3:10 AM CDTMesoscale DiscussionSPCBoone, Campbell, Gallatin, Kenton95 min
Apr 2, 4:55 AM CDTMesoscale DiscussionSPCAnderson, Boone, Bourbon, Bracken, Breckinridge, Bullitt and 25 more95 min
Apr 2, 5:55 AM CDTTornado WatchSPCAnderson, Bath, Bourbon, Boyle, Bracken, Breckinridge and 51 more4 hr
Apr 2, 7:16 AM CDTMesoscale DiscussionSPCAnderson, Bath, Bourbon, Boyle, Bracken, Breckinridge and 35 more89 min
Apr 2, 8:32 AM CDTMesoscale DiscussionSPCCalloway, Christian, Fulton, Graves, Hickman, Marshall and 1 more88 min
Apr 2, 9:00 AM CDTMesoscale DiscussionSPCBoyd, Breathitt, Carter, Elliott, Floyd, Greenup and 10 more60 min
Apr 2, 9:20 AM CDTTornado WatchSPCBoyd, Carter, Greenup, Lawrence3 hr
Apr 2, 10:58 AM CDTMesoscale DiscussionSPCHenderson3 hr
Apr 2, 11:48 AM CDTMesoscale DiscussionSPCBallard, Caldwell, Carlisle, Crittenden, Hickman, Livingston and 2 more117 min
Apr 2, 11:58 AM CDTMesoscale DiscussionSPCBath, Breathitt, Clay, Floyd, Jackson, Johnson and 16 more2 hr
Apr 2, 12:08 PM CDTTornado WatchSPCBallard, Caldwell, Calloway, Carlisle, Christian, Crittenden and 16 more6 hr
Apr 2, 12:25 PM CDTMesoscale DiscussionSPCAllen, Cumberland, Monroe, Simpson2 hr
Apr 2, 12:25 PM CDTTornado WatchSPCBath, Bell, Breathitt, Clay, Elliott, Estill and 27 more9 hr
Apr 2, 2:28 PM CDTMesoscale DiscussionSPCAnderson, Boone, Bourbon, Boyle, Bracken, Breckinridge and 49 more92 min
Apr 2, 2:49 PM CDTMesoscale DiscussionSPCAdair, Allen, Barren, Bell, Breathitt, Clay and 23 more116 min
Apr 2, 2:49 PM CDTTornado WatchSPCAdair, Allen, Anderson, Barren, Boone, Bourbon and 55 more6 hr
Apr 2, 4:34 PM CDTMesoscale DiscussionSPCAllen, Anderson, Barren, Boone, Bracken, Breckinridge and 36 more86 min
Apr 2, 5:15 PM CDTMesoscale DiscussionSPCBath, Boone, Bourbon, Boyd, Bracken, Campbell and 17 more90 min
Apr 2, 6:22 PM CDTTornado WatchSPCBoyd, Carter, Greenup, Lawrence4 hr
Apr 2, 6:59 PM CDTMesoscale DiscussionSPCGreenup61 min
Apr 2, 3:08 PM CDTTornado WatchSPCBedford, Benton, Cannon, Carroll, Cheatham, Chester and 45 more6 hr
Apr 2, 4:33 PM CDTMesoscale DiscussionSPCAnderson, Bledsoe, Blount, Bradley, Campbell, Carter and 29 more87 min
Apr 2, 5:07 PM CDTTornado WatchSPCAnderson, Bledsoe, Blount, Bradley, Campbell, Claiborne and 25 more7 hr

Nearby

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