Alert archive / Missouri / Tornado Watches in 2024

Tornado Watch 149

April 27, 202416 counties in Kansas; 25 counties in Missouri

The Storm Prediction Center issued this tornado watch at Apr 27, 2024, 4:57 PM CDT for 16 counties in Kansas; 25 counties in Missouri. It was in force for 8 hr.

The area

The outline as issued.

The facts

Issued: Apr 27, 2024, 4:57 PM CDT (21:57 UTC)
Expired: Apr 28, 2024, 1:02 AM CDT
In force: 8 hr
Issued by: the Storm Prediction Center
Largest hail expected: 2 in
Strongest gust expected: 60 kt

All 41 counties

Allen County, KS, Bourbon County, KS, Chautauqua County, KS, Cherokee County, KS, Crawford County, KS, Elk County, KS, Johnson County, KS, Labette County, KS, Leavenworth County, KS, Linn County, KS, Miami County, KS, Montgomery County, KS, Neosho County, KS, Wilson County, KS, Woodson County, KS, Wyandotte County, KS, Barton County, MO, Bates County, MO, Benton County, MO, Carroll County, MO, Cass County, MO, Cedar County, MO, Chariton County, MO, Clay County, MO, Cooper County, MO, Dade County, MO, Henry County, MO, Hickory County, MO, Howard County, MO, Jackson County, MO, Jasper County, MO, Johnson County, MO, Lafayette County, MO, Macon County, MO, Pettis County, MO, Platte County, MO, Randolph County, MO, Ray County, MO, Saline County, MO, St. Clair County, MO, Vernon County, MO

The radar

The Pleasant Hill radar (KEAX), 34 km from the middle of the area, began a volume at 22:00 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: 60%
One or more EF2 to EF5 tornadoes: 40%
Ten or more severe wind reports: 80%
One or more gusts of 65 knots or more: 10%
Ten or more severe hail reports: 70%
One or more hailstones of 2 inches or more: 60%
Six or more combined severe hail and wind reports: 95%

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
Apr 27, 4:57 PM CDT	Tornado Warning Tornado observed	ICT	Greenwood, Wilson, Woodson	48 min
Apr 27, 5:07 PM CDT	Severe Thunderstorm Warning	ICT	Chautauqua, Elk	53 min
Apr 27, 5:10 PM CDT	Tornado Warning	ICT	Elk	12 min
Apr 27, 5:17 PM CDT	Tornado Warning	ICT	Wilson	28 min
Apr 27, 5:19 PM CDT	Severe Thunderstorm Warning	ICT	Chautauqua, Cowley	56 min
Apr 27, 5:28 PM CDT	Tornado Warning	ICT	Chautauqua, Cowley	32 min
Apr 27, 5:43 PM CDT	Severe Thunderstorm Warning	ICT	Wilson, Woodson	47 min
Apr 27, 5:52 PM CDT	Tornado Warning Considerable damage threat	ICT	Chautauqua	38 min
Apr 27, 5:56 PM CDT	Tornado Warning	ICT	Wilson, Woodson	20 min
Apr 27, 6:03 PM CDT	Severe Thunderstorm Warning	EAX	Carroll, Chariton, Linn, Livingston	42 min
Apr 27, 6:09 PM CDT	Severe Thunderstorm Warning	ICT	Allen, Neosho	51 min
Apr 27, 6:13 PM CDT	Tornado Warning	ICT	Chautauqua	32 min
Apr 27, 6:25 PM CDT	Severe Thunderstorm Warning	EAX	Miami	35 min
Apr 27, 6:30 PM CDT	Tornado Warning	ICT	Montgomery	30 min
Apr 27, 6:41 PM CDT	Severe Thunderstorm Warning	EAX	Adair, Carroll, Chariton, Linn, Macon, Sullivan	49 min
Apr 27, 6:44 PM CDT	Severe Thunderstorm Warning	EAX	Johnson, Wyandotte	31 min
Apr 27, 6:44 PM CDT	Severe Thunderstorm Warning	SGF	Bourbon	31 min
Apr 27, 6:49 PM CDT	Severe Thunderstorm Warning	EAX	Linn	56 min
Apr 27, 6:50 PM CDT	Severe Thunderstorm Warning	ICT	Montgomery, Wilson	55 min
Apr 27, 7:01 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ICT	Allen, Neosho	44 min
Apr 27, 7:06 PM CDT	Severe Thunderstorm Warning	EAX	Johnson, Miami	39 min
Apr 27, 7:20 PM CDT	Severe Thunderstorm Warning	SGF	Bourbon, Crawford	40 min
Apr 27, 7:29 PM CDT	Tornado Warning	EAX	Linn	31 min
Apr 27, 7:30 PM CDT	Severe Thunderstorm Warning	ICT	Chautauqua, Elk	38 min
Apr 27, 7:30 PM CDT	Flash Flood Warning	EAX	Adair, Carroll, Chariton, Linn, Livingston, Macon and 1 more	6 hr
Apr 27, 7:32 PM CDT	Severe Thunderstorm Warning	ICT	Chautauqua, Cowley, Elk	45 min
Apr 27, 7:35 PM CDT	Tornado Warning	ICT	Montgomery	25 min
Apr 27, 7:39 PM CDT	Severe Thunderstorm Warning	EAX	Linn, Miami	51 min
Apr 27, 7:43 PM CDT	Severe Thunderstorm Warning	ICT	Neosho, Wilson	62 min
Apr 27, 7:48 PM CDT	Flash Flood Warning	EAX	Linn	6 hr
Apr 27, 7:54 PM CDT	Tornado Warning	ICT	Labette, Neosho, Wilson	23 min
Apr 27, 7:58 PM CDT	Severe Thunderstorm Warning	SGF	Bourbon, Crawford	32 min
Apr 27, 7:59 PM CDT	Severe Thunderstorm Warning	ICT	Montgomery, Wilson	46 min
Apr 27, 8:01 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ICT	Chautauqua, Cowley	44 min
Apr 27, 8:02 PM CDT	Severe Thunderstorm Warning	EAX	Miami	43 min
Apr 27, 8:10 PM CDT	Tornado Warning	ICT	Chautauqua, Cowley	35 min
Apr 27, 8:15 PM CDT	Tornado Warning	EAX	Bates, Cass	45 min
Apr 27, 8:22 PM CDT	Severe Thunderstorm Warning	ICT	Chautauqua, Elk	38 min
Apr 27, 8:23 PM CDT	Tornado Warning	ICT	Montgomery	37 min
Apr 27, 8:25 PM CDT	Tornado Warning	ICT	Chautauqua, Cowley	35 min
Apr 27, 8:26 PM CDT	Severe Thunderstorm Warning	ICT	Neosho, Wilson	64 min
Apr 27, 8:31 PM CDT	Severe Thunderstorm Warning	EAX	Bates, Cass, Henry, Johnson	44 min
Apr 27, 8:35 PM CDT	Tornado Warning	EAX	Cass, Henry, Johnson	40 min
Apr 27, 8:40 PM CDT	Severe Thunderstorm Warning	SGF	Bourbon, Crawford	50 min
Apr 27, 8:41 PM CDT	Tornado Warning	ICT	Labette, Neosho, Wilson	34 min
Apr 27, 8:42 PM CDT	Flash Flood Warning	SGF	Bourbon, Crawford	12 hr
Apr 27, 8:47 PM CDT	Severe Thunderstorm Warning	ICT	Montgomery, Wilson	58 min
Apr 27, 8:56 PM CDT	Severe Thunderstorm Warning	ICT	Chautauqua, Elk	34 min
Apr 27, 9:06 PM CDT	Tornado Warning	ICT	Neosho	39 min
Apr 27, 9:07 PM CDT	Severe Thunderstorm Warning	EAX	Henry, Johnson, Pettis	38 min
Apr 27, 9:09 PM CDT	Severe Thunderstorm Warning	SGF	St. Clair, Vernon	51 min
Apr 27, 9:11 PM CDT	Tornado Warning	EAX	Henry, Johnson, Pettis	34 min
Apr 27, 9:12 PM CDT	Flash Flood Warning Considerable damage threat	ICT	Chautauqua, Cowley, Elk, Montgomery, Neosho, Wilson	6 hr
Apr 27, 9:17 PM CDT	Severe Thunderstorm Warning	ICT	Butler, Elk, Greenwood	28 min
Apr 27, 9:18 PM CDT	Tornado Warning	ICT	Wilson	27 min
Apr 27, 9:27 PM CDT	Severe Thunderstorm Warning	ICT	Wilson	63 min
Apr 27, 9:28 PM CDT	Severe Thunderstorm Warning	ICT	Chautauqua, Elk	32 min
Apr 27, 9:29 PM CDT	Severe Thunderstorm Warning	ICT	Allen, Neosho	61 min
Apr 27, 9:37 PM CDT	Tornado Warning Tornado observed	ICT	Neosho, Wilson	53 min
Apr 27, 9:40 PM CDT	Severe Thunderstorm Warning	SGF	Benton, Hickory	50 min
Apr 27, 9:41 PM CDT	Severe Thunderstorm Warning	EAX	Henry, Johnson, Pettis	64 min
Apr 27, 9:46 PM CDT	Tornado Warning	ICT	Wilson	29 min
Apr 27, 9:47 PM CDT	Severe Thunderstorm Warning	SGF	Bourbon, Crawford	58 min
Apr 27, 9:49 PM CDT	Tornado Warning	EAX	Johnson, Pettis	26 min
Apr 27, 9:50 PM CDT	Severe Thunderstorm Warning	SGF	Barton, Cedar, St. Clair, Vernon	55 min
Apr 27, 9:55 PM CDT	Severe Thunderstorm Warning	ICT	Montgomery	35 min
Apr 27, 10:05 PM CDT	Tornado Warning	SGF	Benton	25 min
Apr 27, 10:10 PM CDT	Severe Thunderstorm Warning	EAX	Cooper, Howard, Pettis, Saline	80 min
Apr 27, 10:14 PM CDT	Tornado Warning	ICT	Allen, Neosho	32 min
Apr 27, 10:25 PM CDT	Severe Thunderstorm Warning	ICT	Allen, Neosho, Wilson, Woodson	29 min
Apr 27, 10:32 PM CDT	Flash Flood Warning	SGF	Benton, St. Clair	6 hr
Apr 27, 10:37 PM CDT	Severe Thunderstorm Warning	SGF	Bourbon	19 min
Apr 27, 10:38 PM CDT	Severe Thunderstorm Warning	SGF	Cedar, St. Clair, Vernon	52 min
Apr 27, 10:47 PM CDT	Flash Flood Warning Considerable damage threat	SGF	Bourbon	6 hr
Apr 27, 10:51 PM CDT	Tornado Warning	EAX	Cooper	39 min
Apr 27, 11:50 PM CDT	Severe Thunderstorm Warning	SGF	St. Clair	9 min
Apr 28, 12:10 AM CDT	Severe Thunderstorm Warning Considerable damage threat	ICT	Chautauqua, Elk, Labette, Montgomery	33 min
Apr 28, 12:34 AM CDT	Flash Flood Warning	EAX	Linn	8 hr

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 10.0 hours before the alert went out and 138 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1585 J/kg
Mixed-layer CIN: -57 J/kg
Mixed-layer LCL: 634 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 175 m²/s²
0-3 km storm-relative helicity: 179 m²/s²
Significant tornado parameter: 1.3
Supercell composite: 6.9

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 27, 10:57 AM CDT	Mesoscale Discussion	SPC	Chautauqua, Cowley, Elk, Montgomery, Sumner, Wilson	93 min
Apr 27, 11:33 AM CDT	Mesoscale Discussion	SPC	Atchison, Barton, Brown, Clay, Dickinson, Doniphan and 16 more	117 min
Apr 27, 11:51 AM CDT	Tornado Watch	SPC	Anderson, Barber, Barton, Brown, Butler, Chase and 43 more	8 hr
Apr 27, 1:15 PM CDT	Mesoscale Discussion	SPC	Ellis, Finney, Gove, Graham, Greeley, Hamilton and 13 more	3 hr
Apr 27, 1:40 PM CDT	Tornado Watch	SPC	Atchison, Doniphan, Leavenworth, Wyandotte	7 hr
Apr 27, 1:54 PM CDT	Mesoscale Discussion	SPC	Allen, Bourbon, Chautauqua, Cherokee, Cowley, Crawford and 7 more	96 min
Apr 27, 2:54 PM CDT	Severe Thunderstorm Watch	SPC	Ellis, Finney, Gove, Graham, Greeley, Hamilton and 17 more	6 hr
Apr 27, 3:40 PM CDT	Mesoscale Discussion	SPC	Anderson, Atchison, Brown, Doniphan, Douglas, Franklin and 8 more	95 min
Apr 27, 4:31 PM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Bourbon, Cherokee, Crawford, Johnson and 6 more	59 min
Apr 26, 7:27 PM CDT	Mesoscale Discussion	SPC	Harrison, Worth	93 min
Apr 27, 5:17 PM CDT	Mesoscale Discussion	SPC	Clark	58 min
Apr 27, 5:58 PM CDT	Tornado Watch	SPC	Clark, Knox, Lewis, Scotland, Shelby	6 hr

Nearby

Tornado Watches in Missouri, 2024 Tornado Watches in Kansas, 2024 Every 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.