Alert archive / Kentucky / Mesoscale Discussions in 2026
Mesoscale Discussion 166
The Storm Prediction Center issued this mesoscale discussion at Mar 7, 2026, 9:57 AM CST for 5 states. It was in force for 3 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 7, 2026, 9:57 AM CST (15:57 UTC)
- Expired
- Mar 7, 2026, 12:30 PM CST
- In force
- 3 hr
- Issued by
- the Storm Prediction Center
- Concerning
- Severe potential...watch possible
- Chance of a watch
- 60%
All 134 counties
Lauderdale County, AL, Adair County, KY, Allen County, KY, Anderson County, KY, Barren County, KY, Bath County, KY, Bourbon County, KY, Boyle County, KY, Bracken County, KY, Breathitt County, KY, Bullitt County, KY, Butler County, KY, Calloway County, KY, Campbell County, KY, Carter County, KY, Casey County, KY, Christian County, KY, Clark County, KY, Clay County, KY, Clinton County, KY, Cumberland County, KY, Edmonson County, KY, Elliott County, KY, Estill County, KY, Fayette County, KY, Fleming County, KY, Franklin County, KY, Garrard County, KY, Grant County, KY, Grayson County, KY, Green County, KY, Hardin County, KY, Harrison County, KY, Hart County, KY, Henry County, KY, Jackson County, KY, Jessamine County, KY, Johnson County, KY, Kenton County, KY, Larue County, KY, Laurel County, KY, Lawrence County, KY, Lee County, KY, Lewis County, KY, Lincoln County, KY, Logan County, KY, Madison County, KY, Magoffin County, KY, Marion County, KY, Mason County, KY, McCreary County, KY, Menifee County, KY, Mercer County, KY, Metcalfe County, KY, Monroe County, KY, Montgomery County, KY, Morgan County, KY, Muhlenberg County, KY, Nelson County, KY, Nicholas County, KY, Ohio County, KY, Owen County, KY, Owsley County, KY, Pendleton County, KY, Powell County, KY, Pulaski County, KY, Robertson County, KY, Rockcastle County, KY, Rowan 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, Warren County, KY, Washington County, KY, Wayne County, KY, Wolfe County, KY, Woodford County, KY, Alcorn County, MS, Benton County, MS, DeSoto County, MS, Marshall County, MS, Tippah County, MS, Tishomingo County, MS, Benton County, TN, Cannon County, TN, Carroll County, TN, Cheatham County, TN, Chester County, TN, Clay County, TN, Crockett County, TN, Davidson County, TN, Decatur County, TN, DeKalb County, TN, Dickson County, TN, Fayette County, TN, Fentress County, TN, Gibson County, TN, Hardeman County, TN, Hardin County, TN, Haywood 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, Madison 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, Wayne County, TN, Weakley County, TN, Williamson County, TN, Wilson County, TN, Wayne County, WV
The radar
The Nashville radar (KOHX), 96 km from the middle of the area, began a volume at 15:58 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 4.0 hours before the alert went out and 109 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.
- Mixed-layer CAPE
- 336 J/kg
- Mixed-layer CIN
- -107 J/kg
- Mixed-layer LCL
- 1005 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 176 m²/s²
- 0-3 km storm-relative helicity
- 169 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.7
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 7, 12:54 PM CST | Mesoscale Discussion | SPC | Lamar, Pickens, Sumter | 66 min |
| Mar 7, 5:55 PM CST | Mesoscale Discussion | SPC | Choctaw, Greene, Sumter | 2 hr |
| Mar 7, 5:40 AM CST | Mesoscale Discussion | SPC | Ballard, Breckinridge, Caldwell, Carlisle, Crittenden, Daviess and 12 more | 2 hr |
| Mar 7, 7:52 AM CST | Mesoscale Discussion | SPC | Boone, Campbell, Carroll, Franklin, Gallatin, Grant and 9 more | 83 min |
| Mar 7, 10:27 AM CST | Severe Thunderstorm Watch | SPC | Allen, Barren, Butler, Caldwell, Christian, Edmonson and 18 more | 5 hr |
| Mar 7, 1:44 PM CST | Mesoscale Discussion | SPC | Bath, Bell, Breathitt, Carter, Casey, Clay and 36 more | 2 hr |
| Mar 7, 7:53 AM CST | Severe Thunderstorm Watch | SPC | Alcorn, Benton, Bolivar, Calhoun, Chickasaw, Coahoma and 19 more | 8 hr |
| Mar 7, 1:16 PM CST | Severe Thunderstorm Watch | SPC | Adams, Attala, Carroll, Choctaw, Claiborne, Clarke and 35 more | 8 hr |
| Mar 7, 3:49 PM CST | Mesoscale Discussion | SPC | Adams, Attala, Choctaw, Claiborne, Clay, Copiah and 24 more | 86 min |
| Mar 7, 11:57 AM CST | Mesoscale Discussion | SPC | Brooke, Hancock, Jackson, Marshall, Mason, Ohio and 5 more | 2 hr |
| Mar 7, 12:23 PM CST | Tornado Watch | SPC | Brooke, Doddridge, Hancock, Harrison, Marion, Marshall and 10 more | 5 hr |
| Mar 7, 2:55 PM CST | Mesoscale Discussion | SPC | Barbour, Calhoun, Doddridge, Gilmer, Harrison, Lewis and 10 more | 2 hr |
Nearby
Mesoscale Discussions in Kentucky, 2026Mesoscale Discussions in Tennessee, 2026Mesoscale Discussions in Mississippi, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.