MARQUETTE - The National Weather Service in Marquette has issued a winter storm warning for Dickinson and Iron counties beginning at 7 p.m. today until 1 a.m. Saturday.
The warning also affects the north central and western Upper Peninsula and northern Wisconsin, including Florence and Forest counties.
A strong low pressure system is expected to move into the Upper Great Lakes Region tonight through Friday night, the National Weather Service said.
Ahead of the low, moderate to heavy snow is expected to develop across much of the U.P. late this evening into Friday, especially over the northern and western portions of the Upper Peninsula.
The eastern half of the U.P. will see the snow mix with or change to freezing rain and sleet tonight into Friday afternoon before transitioning back to all snow Friday evening, the weather service said.
Many locations in the north central and western U.P. will see heavy, wet snowfall accumulations in excess a foot before the snow diminishes Friday night.
There could also be ice accumulations approaching or exceeding a quarter of an inch across portions of the south central and eastern U.P.
Light to moderate snow will develop tonight and become heavy at times on Friday before ending late Friday night. Snowfall rates up to 2 inches per hour are possible late tonight into Friday morning, the weather service said.
Storm total snow accumulations of 6 to 16 inches are likely from tonight through Friday evening, with lighter amounts less than 6 inches over far southern Dickinson County. The heaviest snow will be in the higher terrain of Marquette County, with the lesser amounts over Dickinson and southern Iron County, where a greater amount of sleet will mix in with the snow, the weather service said.
Meanwhile, a winter storm watch remains in effect from this evening through Friday evening in Marinette County in Wisconsin and Menominee, Delta, Schoolcraft counties in the U.P.
Snowfall totals of 3 to 6 inches are possible in these areas, with lesser amounts of an inch or two south of a line from Wausau to Keshena to Crivitz.