Alert archive / Kansas / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 418, NWS Kansas City, MO

July 10, 2026Cass County, Clay County, Jackson County, Missouri; 4 counties in Kansas

NWS Kansas City, MO issued this severe thunderstorm warning at Jul 10, 2026, 4:42 AM CDT for Cass County, Clay County, Jackson County, Missouri; 4 counties in Kansas. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 10, 2026, 4:42 AM CDT (09:42 UTC)
Expired: Jul 10, 2026, 5:30 AM CDT
In force: 48 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Johnson County, KS, Leavenworth County, KS, Miami County, KS, Wyandotte County, KS, Cass County, MO, Clay County, MO, Jackson County, MO

The radar

The Pleasant Hill radar (KEAX), 38 km from the middle of the area, began a volume at 09:43 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 nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 9.7 hours before the alert went out and 241 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: 2398 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 1200 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 102 m²/s²
0-3 km storm-relative helicity: 238 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 9.5

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Kansas City, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 10, 12:14 AM CDT, 4 hours 28 minutes earlier.

Area forecast discussion, Jul 10, 12:14 AM CDT, 4 hours 28 minutes before

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Hazardous weather outlook, Jul 9, 5:13 AM CDT, 23 hours 29 minutes before

Hazardous Weather Outlook
National Weather Service Kansas City/Pleasant Hill MO
513 AM CDT Thu Jul 9 2026

KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-101015-
Atchison KS-Miami-Linn KS-Doniphan-Leavenworth-Wyandotte-Johnson KS-
Atchison MO-Nodaway-Worth-Gentry-Harrison-Mercer-Putnam-Schuyler-
Holt-Andrew-De Kalb-Daviess-Grundy-Sullivan-Adair-Buchanan-Clinton-
Caldwell-Livingston-Linn MO-Macon-Platte-Clay-Ray-Carroll-Chariton-
Randolph-Jackson-Lafayette-Saline-Howard-Cass-Johnson MO-Pettis-
Cooper-Bates-Henry-
513 AM CDT Thu Jul 9 2026

This hazardous weather outlook is for northwest...north central and
west central Missouri...as well as extreme eastern Kansas.

.DAY ONE...Today and Tonight

Slight to Marginal risk for severe weather this afternoon with the
main hazards of damaging winds 60-70 mph and heavy rainfall. Slight
risk for excessive rainfall for today as well.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Marginal risk for severe weather on Friday mainly south of I-70. Main
risks are wind gusts up to 60 mph and up to quarter sized hail.
Intermittent rain chances linger through the weekend.

 More detailed information can be accessed at...
 https://www.weather.gov/eax/hwo

The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 10, 6:12 AM CDT	Severe Thunderstorm Warning	EAX	Henry, Johnson, Pettis	48 min
Jul 10, 6:55 AM CDT	Severe Thunderstorm Warning Considerable damage threat	EAX	Henry, Pettis	35 min
Jul 10, 11:39 AM CDT	Flood Watch	EAX	Cooper, Henry, Johnson, Pettis	13 hr
Jul 10, 12:55 PM CDT	Areal Flood Advisory	EAX	Andrew, Buchanan, Holt	3 hr
Jul 10, 1:20 PM CDT	Flash Flood Warning	EAX	Andrew, Buchanan, Clinton, DeKalb, Holt	6 hr
Jul 10, 1:26 PM CDT	Severe Thunderstorm Warning	EAX	Andrew, Buchanan	34 min
Jul 10, 1:47 PM CDT	Flash Flood Warning	EAX	Daviess, DeKalb, Gentry	6 hr
Jul 10, 1:58 PM CDT	Severe Thunderstorm Warning Considerable damage threat	EAX	Andrew, Buchanan, Clinton, DeKalb, Platte	47 min
Jul 10, 2:26 PM CDT	Flash Flood Warning	EAX	Daviess, Gentry, Harrison	6 hr
Jul 10, 2:26 PM CDT	Severe Thunderstorm Warning	EAX	Daviess, Grundy, Harrison	49 min
Jul 10, 2:39 PM CDT	Severe Thunderstorm Warning	EAX	Caldwell, Clay, Clinton, Platte, Ray	51 min
Jul 10, 2:43 PM CDT	Severe Thunderstorm Warning	EAX	Caldwell, Clinton, Daviess, DeKalb	47 min
Jul 10, 3:20 PM CDT	Severe Thunderstorm Warning	EAX	Caldwell, Daviess, Livingston	40 min
Jul 10, 3:23 PM CDT	Severe Thunderstorm Warning	EAX	Caldwell, Carroll, Clay, Ray	52 min
Jul 10, 3:44 PM CDT	Severe Thunderstorm Warning	EAX	Caldwell, Livingston	46 min
Jul 10, 3:50 PM CDT	Areal Flood Advisory	EAX	Grundy, Mercer, Sullivan	3 hr
Jul 10, 4:10 PM CDT	Severe Thunderstorm Warning	EAX	Carroll, Chariton, Livingston, Saline	50 min
Jul 10, 4:42 PM CDT	Severe Thunderstorm Warning	EAX	Pettis, Saline	48 min
Jul 10, 5:06 PM CDT	Areal Flood Advisory	EAX	Putnam, Schuyler	3 hr
Jul 10, 5:12 PM CDT	Special Weather Statement	EAX	Howard	33 min
Jul 10, 5:27 PM CDT	Special Weather Statement	EAX	Saline	33 min
Jul 10, 5:33 PM CDT	Severe Thunderstorm Warning	EAX	Cooper, Pettis, Saline	42 min
Jul 10, 5:35 PM CDT	Severe Thunderstorm Warning	EAX	Chariton, Cooper, Howard, Randolph, Saline	40 min
Jul 10, 5:42 PM CDT	Flash Flood Warning	EAX	Cooper, Howard, Pettis, Saline	5 hr
Jul 10, 5:54 PM CDT	Severe Thunderstorm Warning	EAX	Cooper, Howard	38 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2026 Severe Thunderstorm Warnings in Missouri, 2026 Every severe thunderstorm warning 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.