ALT Winter Storm Enters the Northern U.S. Winter system will enter into the Northern Plains by Tuesday morning, moving east across the Upper Midwest through Wednesday leading to periods of heavy snowfall. Heavy lake effect snow will impact the snow belt downwind of Lake Superior on Wednesday as the main storm moves to the northeast. Lake effect snow will continue into Thanksgiving morning. Timing and Location of Snowfall Snowfall will begin Tuesday morning across North Dakota, spreading east into central and northern Minnesota by Tuesday night. Heaviest snow will occur Tuesday night into Wednesday across the Minnesota Arrowhead, northern Wisconsin into the western portions of the Upper Peninsula of Michigan. Impacts from Heavy Snowfall Snowfall totals of 4 to 8 inches with locally up to 12 inches are forecast across portions of North Dakota through Minnesota. 1 to 3 feet is forecast downwind of Lake Superior. Heavy snow and gusty winds will help to reduce visibility.

ALT A swath of heavy snow and gusty winds will bring winter weather impacts to parts of the northern Plains and Upper Midwest during the Tuesday-Wednesday timeframe. Areas of heavy rain and showers on Tuesday will sweep across the lower Mississippi Valley into the Southeast on Wednesday. Thanksgiving Day will feature gusty winds and lake effect snow downwind of the Great Lakes as well as unsettled weather across the Pacific Northwest. Much cooler temperatures will prevail across most of the country.