Alert archive / Kentucky / Tornado Watches in 2022

Tornado Watch 124

April 13, 2022Hardin County, Massac County, Pope County, Illinois; 19 counties in Kentucky

The Storm Prediction Center issued this tornado watch at Apr 13, 2022, 3:35 PM CDT for Hardin County, Massac County, Pope County, Illinois; 19 counties in Kentucky. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued
Apr 13, 2022, 3:35 PM CDT (20:35 UTC)
Expired
Apr 13, 2022, 6:19 PM CDT
In force
3 hr
Issued by
the Storm Prediction Center
Largest hail expected
1 in
Strongest gust expected
65 kt
All 22 counties

Hardin County, IL, Massac County, IL, Pope County, IL, Ballard County, KY, Caldwell County, KY, Calloway County, KY, Carlisle County, KY, Christian County, KY, Crittenden County, KY, Fulton County, KY, Graves County, KY, Hickman County, KY, Hopkins County, KY, Livingston County, KY, Lyon County, KY, Marshall County, KY, McCracken County, KY, McLean County, KY, Muhlenberg County, KY, Todd County, KY, Trigg County, KY, Webster County, KY

The radar

The Ft Campbell radar (KHPX), 70 km from the middle of the area, began a volume at 20:39 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
50%
One or more EF2 to EF5 tornadoes
20%
Ten or more severe wind reports
70%
One or more gusts of 65 knots or more
50%
Ten or more severe hail reports
30%
One or more hailstones of 2 inches or more
5%
Six or more combined severe hail and wind reports
90%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Apr 13, 3:38 PM CDTTornado WarningPAHCarlisle, Fulton, Hickman16 min
Apr 13, 3:49 PM CDTSevere Thunderstorm WarningPAHCalloway, Carlisle, Fulton, Graves, Hickman, Marshall56 min
Apr 13, 3:57 PM CDTFlash Flood WarningPAHBallard, Calloway, Carlisle, Graves, Hickman, McCracken and 1 more4 hr
Apr 13, 4:04 PM CDTTornado WarningPAHCarlisle, Fulton, Graves, Hickman26 min
Apr 13, 4:27 PM CDTTornado WarningPAHCalloway, Graves, Marshall27 min
Apr 13, 4:28 PM CDTTornado WarningPAHCalloway, Marshall32 min
Apr 13, 4:44 PM CDTTornado WarningPAHTrigg31 min
Apr 13, 4:45 PM CDTTornado WarningPAHCaldwell, Lyon30 min
Apr 13, 5:04 PM CDTSevere Thunderstorm Warning Considerable damage threatPAHCaldwell, Christian, Crittenden, Hopkins, Lyon, McLean and 4 more56 min
Apr 13, 5:09 PM CDTTornado WarningPAHCaldwell, Christian, Hopkins, Trigg39 min
Apr 13, 5:12 PM CDTFlash Flood WarningPAHCaldwell, Christian, Hopkins, Lyon, Muhlenberg, Todd and 1 more3 hr
Apr 13, 5:33 PM CDTTornado WarningPAHChristian, Muhlenberg, Todd42 min
Apr 13, 5:43 PM CDTTornado WarningPAHMcLean, Muhlenberg32 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, 8.6 hours before the alert went out and 160 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 2022-04-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2022-04-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 242 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1286 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
242 m²/s²
0-3 km storm-relative helicity
313 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 13, 7:38 AM CDTMesoscale DiscussionSPCCalhoun, Greene, Jersey, Pike, Scott2 hr
Apr 13, 10:49 AM CDTMesoscale DiscussionSPCAlexander, Franklin, Jackson, Johnson, Monroe, Perry and 6 more56 min
Apr 13, 11:16 AM CDTTornado WatchSPCAlexander, Clinton, Franklin, Jackson, Jefferson, Johnson and 9 more5 hr
Apr 13, 12:32 PM CDTMesoscale DiscussionSPCAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 10 more118 min
Apr 13, 1:48 PM CDTMesoscale DiscussionSPCChampaign, Cook, DeKalb, DeWitt, DuPage, Ford and 21 more87 min
Apr 13, 3:22 PM CDTMesoscale DiscussionSPCCaldwell, Calloway, Carlisle, Crittenden, Fulton, Graves and 9 more53 min
Apr 13, 4:48 PM CDTMesoscale DiscussionSPCAllen, Barren, Butler, Caldwell, Calloway, Carlisle and 22 more117 min
Apr 13, 5:01 PM CDTTornado WatchSPCAdair, Allen, Barren, Breckinridge, Bullitt, Butler and 23 more4 hr
Apr 13, 5:51 PM CDTMesoscale DiscussionSPCCarroll, Gallatin, Oldham, Owen, Trimble114 min
Apr 12, 9:38 PM CDTMesoscale DiscussionSPCAndrew, Atchison, Gentry, Harrison, Holt, Mercer and 2 more2 hr
Apr 13, 1:42 PM CDTTornado WatchSPCDunklin, Pemiscot7 hr
Apr 13, 2:42 PM CDTMesoscale DiscussionSPCDunklin, Pemiscot63 min

Nearby

Tornado Watches in Kentucky, 2022Tornado Watches in Illinois, 2022Every tornado watch in 2022

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.