CHANHASSEN — A line of severe storms will move across Minnesota tonight, with extensive damaging winds possible.

In west central Minnesota, the National Weather Service said damaging winds remain a concern through the night as a line of severe thunderstorms in North Dakota and northwest Minnesota move southeast, reaching southern Minnesota and western Wisconsin by sunrise.

Heavy rain is also possible.

Heat and humidity will increase Saturday, after any morning cloud cover departs., the weather service said. Saturday afternoon heat indices of 95 to 105 degrees are expected in most areas, with heat index values up to 110 degrees possible across southern Minnesota.

Thunderstorms are expected to develop again late Saturday afternoon into Saturday night. A risk for severe weather and heavy rainfall will again be possible across the entire area.