Severe Thunderstorm Warning until 05:30AM 
SVRFSD The National Weather Service in Sioux Falls has issued a
* Severe Thunderstorm Warning for... Lyon County in northwestern Iowa... Rock County in southwestern Minnesota... Minnehaha County in southeastern South Dakota... Northern Lincoln County in southeastern South Dakota... Northeastern Turner County in southeastern South Dakota...
* Until 530 AM CDT.
* At 423 AM CDT, severe thunderstorms were located along a line extending from Baltic to Sioux Falls to Lennox, moving east at 40 mph. HAZARD...60 mph wind gusts. SOURCE...Airport Observation. At 4:22 AM CDT, the Sioux Falls automated weather observation reported a wind gust to 63 mph. IMPACT...Expect damage to roofs, siding, and trees.
* Severe thunderstorms will be near... Sioux Falls, Brandon, Harrisburg, Worthing, Lake Alvin State Recreation Area, Corson, Dell Rapids, and Renner around 430 AM CDT. Garretson, Valley Springs, Palisades State Park, and Rowena around 435 AM CDT. Sherman around 440 AM CDT. Other locations in the path of these severe thunderstorms include Larchwood, Beaver Creek, Hills, Luverne, Lester, Hardwick, Blue Mounds State Park and Rock Rapids.
* AFFECTED AREAS: LYON, IA ... ROCK, MN ... LINCOLN, SD ... MINNEHAHA, SD ... TURNER, SD
Instructions:
Prepare immediately for large hail and damaging winds. People outside should move immediately to shelter inside a strong building. Stay away from windows.
Address/Location
Rock County Sheriff's Office MN
1000 N Blue Mound Ave
Luverne, MN 56156
Contact
Emergency: 9-1-1
Non-emergencies: 507-283-5000