Alert archive / Missouri / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 298, NWS Kansas City, MO

June 1, 20264 counties in Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Jun 1, 2026, 12:43 AM CDT for 4 counties in Missouri. It was in force for 32 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
Jun 1, 2026, 12:43 AM CDT (05:43 UTC)
Expired
Jun 1, 2026, 1:15 AM CDT
In force
32 min
Issued by
NWS Kansas City, MO
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Clay County, MO, Clinton County, MO, Platte County, MO, Ray County, MO

The radar

The Pleasant Hill radar (KEAX), 68 km from the middle of the area, began a volume at 05:42 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 31, 8:53 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 5.7 hours before the alert went out and 116 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, Topeka, KS at 00:00Z on 2026-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3361 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, Topeka, KS at 00:00Z on 2026-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 86 square meters per square second.193958Sfc1 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
3361 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
898 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
86 m²/s²
0-3 km storm-relative helicity
147 m²/s²
Significant tornado parameter
2.2
Supercell composite
10.3

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 May 31, 8:55 PM CDT, 3 hours 48 minutes earlier.

Area forecast discussion, May 31, 8:55 PM CDT, 3 hours 48 minutes before
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Hazardous weather outlook, May 31, 5:05 AM CDT, 19 hours 38 minutes before
Hazardous Weather Outlook
National Weather Service Kansas City/Pleasant Hill MO
0505 AM CDT Sun May 31 2026

KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-011005-
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-
0505 AM CDT Sun May 31 2026

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

.DAY ONE...Through tonight.

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

The probability for widespread hazardous weather is low.

.KEY MESSAGES...

* Line of showers and storms to move through the region
  overnight/early Sunday morning.

    - Best chances (50-70%) along and north of I-70.

    - Locally heavy rainfall is the primary hazard, with low-end
      potential for damaging winds and hail.

* Showers and storms possible again Sunday. A conditional severe
  threat exists, mainly in the vicinity of and south/southeast of
  the Kansas City metro.

* Hot and humid through Monday, with heat indices expected to reach
  the 90s south of US-36.

The office that day

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

IssuedProductOfficeCountiesLasted
May 31, 8:31 PM CDTRiver Flood WarningEAXJohnson, Pettis54 hr
Jun 1, 12:08 AM CDTSevere Thunderstorm WarningEAXClay, Jackson, Platte52 min
Jun 1, 12:53 AM CDTSevere Thunderstorm WarningEAXClay, Jackson, Platte52 min
Jun 1, 1:18 AM CDTSevere Thunderstorm WarningEAXClay, Jackson, Platte27 min
Jun 1, 1:31 AM CDTSevere Thunderstorm WarningEAXCaldwell, Clinton, Ray29 min
Jun 1, 1:38 AM CDTTornado WarningEAXClay, Jackson15 min
Jun 1, 1:52 AM CDTSevere Thunderstorm Warning Considerable damage threatEAXCass, Clay, Jackson, Lafayette53 min
Jun 1, 1:58 AM CDTFlash Flood WarningEAXClay, Platte6 hr
Jun 1, 2:00 AM CDTSevere Thunderstorm WarningEAXChariton, Macon, Randolph34 min
Jun 1, 2:13 AM CDTSevere Thunderstorm WarningEAXChariton, Howard, Randolph62 min
Jun 1, 2:42 AM CDTSevere Thunderstorm WarningEAXClay, Jackson33 min
Jun 1, 2:52 AM CDTSevere Thunderstorm WarningEAXJohnson, Lafayette23 min
Jun 1, 2:55 AM CDTSevere Thunderstorm WarningEAXCarroll, Chariton, Linn, Livingston35 min
Jun 1, 3:01 AM CDTSevere Thunderstorm WarningEAXGrundy, Linn, Livingston29 min
Jun 1, 3:04 AM CDTFlash Flood WarningEAXChariton, Howard, Randolph, Saline6 hr
Jun 1, 3:08 AM CDTSevere Thunderstorm WarningEAXChariton, Cooper, Howard, Saline67 min
Jun 1, 3:13 AM CDTSevere Thunderstorm WarningEAXLafayette15 min
Jun 1, 3:18 AM CDTRiver Flood WarningEAXHoward17 hr
Jun 1, 3:20 AM CDTSevere Thunderstorm WarningEAXLafayette, Saline14 min
Jun 1, 3:32 AM CDTSpecial Weather StatementEAXChariton, Linn28 min
Jun 1, 3:41 AM CDTSevere Thunderstorm WarningEAXChariton, Linn, Macon, Randolph64 min
Jun 1, 3:42 AM CDTFlash Flood WarningEAXHoward5 hr
Jun 1, 4:06 AM CDTSevere Thunderstorm WarningEAXAdair, Linn, Macon, Sullivan26 min
Jun 1, 4:10 AM CDTSevere Thunderstorm WarningEAXChariton, Cooper, Howard, Randolph24 min
Jun 1, 5:13 AM CDTAreal Flood AdvisoryEAXLivingston3 hr
Jun 1, 8:52 AM CDTAreal Flood WarningEAXChariton, Howard, Randolph, Saline12 hr
Jun 1, 1:09 AM CDTSevere Thunderstorm WarningEAXLinn25 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2026Every 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.