EST the National Weather Service issued an updated winter weather advisory valid from 3 p.m. EST until Friday 7 a.m. EST for Chippewa County.

The National Weather Service issued a winter weather advisory at 4:35 a.m. on Thursday valid from 7 p.m. until Friday 4 p.m. for Northern Blue Mountains of Oregon.

Meanwhile, a swath of the Central and Eastern U.S. was under winter weather advisory, which the NWS issues "for any amount of freezing rain, or when 2 to 4 inches of snow (alone or in combination with sleet and freezing rain), is expected to cause a significant inconvenience, but not serious enough to warrant a warning."