Add Yahoo as a preferred source to see more of our stories on Google. A severe thunderstorm watch is in effect for Sioux Falls through the evening of July 27. Update as of 2 a.m. July 28: The extreme ...

A confirmed tornado northwest of Watertown late July 27 caused "significant damage" to a farmstead, a National Weather Service meteorologist told the Argus Leader. The damage was still being assessed, ...

Update as of 2 a.m. July 28: The extreme heat warning has been extended to 8 p.m., the NWS states. Update as of 11:46 p.m.: Parts of Sioux Falls, Brandon and Harrisburg are under a severe thunderstorm ...

This story has been updated to reflect the most current information. Update as of 2 a.m. July 28: The extreme heat warning has been extended to 8 p.m., the NWS states. Update as of 11:46 p.m.: Parts ...