Lake effect showers transition to a rain/snow mix overnight with some snow accumulation possible by Friday morning, especially along the Illinois-Indiana state line.
Overnight lows drop to freezing in the suburbs and the mid-30s along the lakeshore.
A Winter Weather Advisory will be in effect from midnight until 10 a.m. Friday for Lake County, Indiana, and parts of Cook and Will counties in Illinois. Lake-effect snow expected could bring accumulations of 3 inches or more near the Illinois-Indiana state line.
Highs on Friday remain in the lower 40s.
Latest seven-day forecast:
Friday: AM snow, PM rain. High: 43, Low: 31
Saturday: Breezy. High: 46, Low: 30
Sunday: Sunny. High: 48, Low: 31
Monday: Sunny. High: 51, Low: 33
Tuesday: Sunny. High: 55, Low: 36
Wednesday: Breezy. High: 57, Low: 43
Thursday: Partly cloudy. High: 59, Low: 42
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