⚠️ Severe Thunderstorm Warning – Johnson, KS; Leavenworth, KS; Wyandotte, KS; Jackson, MO; Platte, MO – Friday, August 21, 2026

Severe Thunderstorm Warning issued August 21 at 5:06PM CDT until August 21 at 5:45PM CDT by NWS Kansas City/Pleasant Hill MO

Details

SVREAX

The National Weather Service in Pleasant Hill has issued a

* Severe Thunderstorm Warning for…
Wyandotte County in northeastern Kansas…
Central Leavenworth County in northeastern Kansas…
Johnson County in east central Kansas…
South central Platte County in west central Missouri…
Southwestern Jackson County in west central Missouri…

* Until 545 PM CDT.

* At 505 PM CDT, a severe thunderstorm was located over Basehor,
moving southeast at 35 mph.

HAZARD…60 mph wind gusts and quarter size hail.

SOURCE…Automated weather station. At 502 PM, a personal weather
station reported a wind gust of 59 mph northeast of
Tonganoxie.

IMPACT…Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.

* Locations impacted include…
Overland Park, Olathe, Shawnee, Lenexa, Leavenworth, Leawood,
Raytown, Grandview, Prairie Village, Gardner, Lansing, Merriam,
Mission, Bonner Springs, De Soto, Parkville, Spring Hill,
Tonganoxie, Basehor, and Edwardsville.

This includes the following highways…
Interstate 70 in Missouri between mile markers 0 and 1.
Interstate 70 in Kansas between mile markers 410 and 423.
Interstate 35 in Missouri between mile markers 0 and 2.
Interstate 35 in Kansas between mile markers 210 and 235.
Interstate 635 between mile markers 0 and 8.
Interstate 470 between mile markers 0 and 4.
Interstate 435 between mile markers 0 and 22, and between mile
markers 64 and 83.
Kansas Turnpike between mile markers 210 and 226.
Interstate 49 between mile markers 181 and 183.

Instructions

For your protection move to an interior room on the lowest floor of a
building.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.