Alert archive / Kentucky / Tornado Watches in 2026

Tornado Watch 43

March 11, 202611 counties in Indiana; 29 counties in Kentucky; 9 counties in Ohio

The Storm Prediction Center issued this tornado watch at Mar 11, 2026, 11:59 AM EDT for 11 counties in Indiana; 29 counties in Kentucky; 9 counties in Ohio. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Mar 11, 2026, 11:59 AM EDT (15:59 UTC)
Expired
Mar 11, 2026, 7:00 PM EDT
In force
7 hr
Issued by
the Storm Prediction Center
Largest hail expected
1.5 in
Strongest gust expected
60 kt
All 49 counties

Clark County, IN, Crawford County, IN, Floyd County, IN, Harrison County, IN, Jefferson County, IN, Ohio County, IN, Orange County, IN, Perry County, IN, Scott County, IN, Switzerland County, IN, Washington County, IN, Bath County, KY, Boone County, KY, Bourbon County, KY, Bracken County, KY, Bullitt County, KY, Campbell County, KY, Carroll County, KY, Elliott County, KY, Fleming County, KY, Franklin County, KY, Gallatin County, KY, Grant County, KY, Harrison County, KY, Henry County, KY, Jefferson County, KY, Kenton County, KY, Lewis County, KY, Mason County, KY, Meade County, KY, Nicholas County, KY, Oldham County, KY, Owen County, KY, Pendleton County, KY, Robertson County, KY, Rowan County, KY, Scott County, KY, Shelby County, KY, Spencer County, KY, Trimble County, KY, Adams County, OH, Brown County, OH, Clermont County, OH, Hamilton County, OH, Highland County, OH, Hocking County, OH, Pike County, OH, Ross County, OH, Scioto County, OH

The radar

The Louisville radar (KLVX), 116 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.

What SPC expected

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

Two or more tornadoes
40%
One or more EF2 to EF5 tornadoes
20%
Ten or more severe wind reports
40%
One or more gusts of 65 knots or more
20%
Ten or more severe hail reports
30%
One or more hailstones of 2 inches or more
10%
Six or more combined severe hail and wind reports
60%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Mar 11, 1:58 PM EDTSevere Thunderstorm WarningILNHocking, Pickaway, Ross47 min
Mar 11, 2:28 PM EDTSevere Thunderstorm WarningILNHocking26 min
Mar 11, 5:16 PM EDTFlash Flood WarningILNClinton, Fayette, Highland, Pickaway, Ross3 hr
Mar 11, 5:56 PM EDTSevere Thunderstorm WarningILNAdams, Scioto22 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 4.0 hours before the alert went out and 131 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, Cncnati-Daytn, OH at 12:00Z on 2026-03-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 522 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, Cncnati-Daytn, OH at 12:00Z on 2026-03-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 376 square meters per square second.19395878Sfc1 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
522 J/kg
Mixed-layer CIN
-52 J/kg
Mixed-layer LCL
709 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
376 m²/s²
0-3 km storm-relative helicity
372 m²/s²
Significant tornado parameter
1.1
Supercell composite
6.2

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 10, 9:49 PM EDTMesoscale DiscussionSPCElkhart, Kosciusko, LaGrange, Marshall, Noble, Saint Joseph and 1 more56 min
Mar 11, 1:56 AM EDTMesoscale DiscussionSPCAllen, DeKalb, Kosciusko, Marshall, Noble, Steuben and 1 more64 min
Mar 11, 5:23 AM EDTMesoscale DiscussionSPCAdams, Allen, Bartholomew, Blackford, Boone, Brown and 38 more2 hr
Mar 11, 6:22 AM EDTTornado WatchSPCAdams, Bartholomew, Blackford, Boone, Brown, Clark and 54 more6 hr
Mar 11, 8:49 AM EDTMesoscale DiscussionSPCBartholomew, Blackford, Brown, Clark, Crawford, Daviess and 43 more86 min
Mar 11, 11:40 AM EDTMesoscale DiscussionSPCClark, Dearborn, Floyd, Jefferson, Ohio, Scott and 1 more2 hr
Mar 11, 2:36 PM EDTMesoscale DiscussionSPCBartholomew, Brown, Clark, Crawford, Daviess, Dearborn and 20 more84 min
Mar 11, 10:35 AM EDTTornado WatchSPCBoyd, Carter, Greenup, Lawrence8 hr
Mar 11, 3:22 PM EDTMesoscale DiscussionSPCClinton, Monroe113 min
Mar 11, 5:31 PM EDTMesoscale DiscussionSPCBell, Knox, McCreary, Whitley119 min
Mar 11, 10:10 AM EDTMesoscale DiscussionSPCAshland, Belmont, Carroll, Columbiana, Coshocton, Crawford and 26 more2 hr
Mar 11, 1:50 PM EDTMesoscale DiscussionSPCAthens, Belmont, Gallia, Guernsey, Harrison, Hocking and 9 more85 min

Nearby

Tornado Watches in Kentucky, 2026Tornado Watches in Indiana, 2026Tornado Watches in Ohio, 2026Every tornado watch 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.