⚠️ Severe Thunderstorm Warning – Lyon, IA; Rock, MN; Hutchinson, SD; Lake, SD; Lincoln, SD; McCook, SD; Minnehaha, SD; Moody, SD; Turner, SD – Wednesday, June 17, 2026

Severe Thunderstorm Warning issued June 17 at 4:43PM CDT until June 17 at 5:15PM CDT by NWS Sioux Falls SD

Details

SVRFSD

The National Weather Service in Sioux Falls has issued a

* Severe Thunderstorm Warning for…
Western Lyon County in northwestern Iowa…
Rock County in southwestern Minnesota…
Southwestern Moody County in east central South Dakota…
Southeastern Lake County in east central South Dakota…
Minnehaha County in southeastern South Dakota…
Lincoln County in southeastern South Dakota…
Southern McCook County in southeastern South Dakota…
Turner County in southeastern South Dakota…
Eastern Hutchinson County in southeastern South Dakota…

* Until 515 PM CDT.

* At 441 PM CDT, severe thunderstorms were located along a line
extending from Dell Rapids to near Humboldt to Marion, moving
southeast at 55 mph.

HAZARD…60 mph wind gusts.

SOURCE…Mesonet. At 431 PM CDT, a 62 mph wind gust was reported 4
miles north of Dolton, SD.

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

* Severe thunderstorms will be near…
Sioux Falls, Parker, Hartford, Crooks, Wall Lake, Baltic, Marion,
Monroe, Ellis, and Dell Rapids around 445 PM CDT.
Tea, Garretson, Chancellor, and Sherman around 450 PM CDT.
Brandon, Lennox, Hurley, Palisades State Park, and Corson around
455 PM CDT.
Harrisburg, Worthing, Valley Springs, Davis, Lake Alvin State
Recreation Area, and Rowena around 500 PM CDT.

Other locations in the path of these severe thunderstorms include
Luverne, Beaver Creek, Larchwood and Hills.

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.