UNDATED -- The tri-county area of Stearns, Benton and Sherburne counties are included in a Wind Chill Advisoryalong with areas to our west and north.

The National Weather Service says it will go into effect at midnight and last until 11:00 a.m. Saturday.

Wind chills as low as 30 below are expected in some areas.

The cold and wind chill could cause frostbite on exposed skin in as little as 30 minutes.