⚠️ Severe Thunderstorm Warning – Butler, KS; Cowley, KS; Sedgwick, KS; Sumner, KS – Sunday, June 21, 2026

Severe Thunderstorm Warning issued June 21 at 4:36AM CDT until June 21 at 5:15AM CDT by NWS Wichita KS

Details

SVRICT

The National Weather Service in Wichita has issued a

* Severe Thunderstorm Warning for…
Cowley County in south central Kansas…
Southeastern Sedgwick County in south central Kansas…
Southwestern Butler County in south central Kansas…
Northeastern Sumner County in south central Kansas…

* Until 515 AM CDT.

* At 436 AM CDT, severe thunderstorms were located along a line
extending from near Rose Hill to Belle Plaine to near Conway
Springs, moving southeast at 35 mph.

HAZARD…60 mph wind gusts.

SOURCE…Radar indicated.

IMPACT…Expect damage to roofs, siding, and trees.

* Locations impacted include…
Derby, Arkansas City, Winfield, Andover, Wellington, Mulvane, Rose
Hill, Douglass, Belle Plaine, Conway Springs, Oxford, Udall,
Burden, Dexter, Atlanta, Geuda Springs, Rock, Cambridge, Augusta
Municipal Airport, and Winfield City Lake.

This includes Interstate 35 between Mile Markers 6 and 36.

Instructions

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

Large hail, damaging wind, and continuous cloud to ground lightning
are occurring with these storms. Move indoors immediately. Lightning
is one of nature’s leading killers. Remember, if you can hear
thunder, you are close enough to be struck by lightning.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

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