| Includes the counties: Cook Includes the cities: Chicago Tonight... Mostly cloudy with scattered flurries during the evening... Then clearing overnight. Lows 16 to 20 in outlying areas and 20 to 25 near the lake shore. Northwest winds 10 to 15 mph. Friday... Mostly sunny. Unseasonably cold. Highs in the lower 30s. West winds 10 to 15 mph. Friday Night... Mostly clear in the evening then becoming partly cloudy. Cold. Lows 17 to 21. West winds around 10 mph early in the evening becoming light and variable overnight. Saturday... Partly sunny. Not as cold. Highs in the upper 30s. South winds 10 to 15 mph. Saturday Night... Partly cloudy. Lows in the upper 20s. South winds around 10 mph. Sunday... Partly sunny in the morning then becoming mostly cloudy. Highs in the lower 40s. Sunday Night... Mostly cloudy with a 30 percent chance of light rain showers and light snow showers. Lows in the lower 30s. Monday... Mostly cloudy with a 20 percent chance of light snow showers. Highs around 40. Monday Night... Partly cloudy. Lows in the upper 20s. Highs around 40. Tuesday... Partly cloudy. Lows in the upper 20s. Highs around 40. Wednesday... Partly cloudy. Lows in the upper 20s. Highs around 40. Wednesday Night... Mostly clear. Lows in the lower 30s. Highs in the mid 40s. Thanksgiving Day... Mostly clear. Lows in the lower 30s. Highs in the mid 40s. | 
