National Weather Service United States Department of Commerce

Heavy Rain and Flash Flooding Threat in Montana; Severe Thunderstorms in the Middle Missouri Valley

A low pressure system will bring heavy to excessive rainfall and high winds across Montana this afternoon. Heavy rainfall totals may lead to scattered flash flooding concerns. A line of showers and strong to severe thunderstorms will move into the mid Missouri Valley region this afternoon producing severe winds and isolated large hail with stronger storms. Read More >

A damage survey by the National Weather Service, along with radar data, concludes that a wet microburst caused wind damage 2 miles southwest of New Glarus. A number of trees were either uprooted or snapped off, and there was damage to a residence which included a playset and a large statue. This damage occured along County Road N from County Road H down to Meadow Valley Road. All damage was consistent with straight line winds.

The Weather Service is also investigating a report of a tornado 2 miles southwest of Monticello. A trained spotter reported the tornado which occurred in the middle of a field and quickly dissipated. The preliminary rating of this tornado is EF 0 with a path length of 0.25 miles.