Alert archive / Tennessee / Mesoscale Discussions in 2026

Mesoscale Discussion 587

April 27, 202617 counties in Kentucky; 29 counties in Tennessee

The Storm Prediction Center issued this mesoscale discussion at Apr 27, 2026, 10:31 PM CDT for 17 counties in Kentucky; 29 counties in Tennessee. It was in force for 119 min.

The area

The outline as issued.

The facts

Issued
Apr 27, 2026, 10:31 PM CDT (03:31 UTC)
Expired
Apr 28, 2026, 12:30 AM CDT
In force
119 min
Issued by
the Storm Prediction Center
Concerning
Severe potential...watch possible
Chance of a watch
60%
All 46 counties

Adair County, KY, Allen County, KY, Barren County, KY, Butler County, KY, Cumberland County, KY, Edmonson County, KY, Grayson County, KY, Green County, KY, Hart County, KY, Larue County, KY, Logan County, KY, Metcalfe County, KY, Monroe County, KY, Simpson County, KY, Taylor County, KY, Todd County, KY, Warren County, KY, Bedford County, TN, Cannon County, TN, Cheatham County, TN, Clay County, TN, Davidson County, TN, Decatur County, TN, DeKalb County, TN, Dickson County, TN, Giles County, TN, Hardin 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, Perry County, TN, Robertson County, TN, Rutherford County, TN, Smith County, TN, Sumner County, TN, Trousdale County, TN, Wayne County, TN, Williamson County, TN, Wilson County, TN

The radar

The Nashville radar (KOHX), 8 km from the middle of the area, began a volume at 03:32 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 text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 27, 7:09 PM CDTMesoscale DiscussionSPCAnderson, Boyle, Breckinridge, Bullitt, Carroll, Franklin and 16 more96 min
Apr 27, 7:39 PM CDTSevere Thunderstorm WatchSPCAdair, Allen, Anderson, Barren, Boone, Bourbon and 53 more8 hr
Apr 27, 8:10 PM CDTMesoscale DiscussionSPCBallard, Fulton2 hr
Apr 27, 9:48 PM CDTTornado WatchSPCBallard, Caldwell, Calloway, Carlisle, Christian, Crittenden and 16 more7 hr
Apr 27, 10:09 PM CDTMesoscale DiscussionSPCBallard, Carlisle, Fulton, Hickman2 hr
Apr 28, 1:00 AM CDTMesoscale DiscussionSPCAdair, Allen, Anderson, Barren, Bath, Bourbon and 61 more2 hr
Apr 28, 1:32 PM CDTSevere Thunderstorm WatchSPCBallard, Carlisle, Fulton, Graves, Hickman, McCracken6 hr
Apr 28, 4:51 PM CDTMesoscale DiscussionSPCAdair, Allen, Barren, Bell, Boyle, Butler and 32 more114 min
Apr 28, 5:23 PM CDTSevere Thunderstorm WatchSPCAdair, Allen, Barren, Butler, Caldwell, Calloway and 25 more3 hr
Apr 28, 5:26 PM CDTMesoscale DiscussionSPCFulton94 min
Apr 28, 2:18 PM CDTMesoscale DiscussionSPCCarroll, Chester, Crockett, Dyer, Fayette, Gibson and 12 more57 min
Apr 28, 2:32 PM CDTTornado WatchSPCBenton, Carroll, Chester, Crockett, Decatur, Dyer and 15 more7 hr

Nearby

Mesoscale Discussions in Tennessee, 2026Mesoscale Discussions in Kentucky, 2026Every mesoscale discussion in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.