Overview
- The National Weather Service issued a winter weather advisory for eastern Lake Ontario through Friday morning, forecasting 5 to 10 inches with hazardous Wednesday evening and Thursday morning commutes.
- Cass County, Michigan is under a winter storm warning until Thursday afternoon, with 6 to 12 inches of lake-effect snow, blowing and drifting, and possible whiteout conditions.
- A Winter Storm Watch remains for eastern Huron and northeastern Sanilac counties where lakeshore bands could bring 5 to 7 inches; Metro Detroit expects light accumulations and wind chills below zero Thursday morning.
- From Wisconsin and Ohio to Pennsylvania and New England, temperatures tumble from the 40s into the 20s as rain changes to snow, with gusty winds and additional light snow chances into the weekend.
- In the UK, the Met Office flags yellow warnings for ice and heavy, persistent rain across parts of the West Midlands on January 14–15, and some model runs suggest potential late‑January snowfall that forecasters say remains uncertain.