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Arlington Heights, IL 7-Day Night Weather Forecast
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Arlington Heights, IL Weather Forecast
Arlington Heights, IL Weather Forecast Date: 316 PM CST Fri Nov 13 2026
The area/counties/county of: Northern Cook, including the cities of: Evanston, Des Plaines, Schaumburg, Palatine, and Northbrook.or toggle through each period.
Late This Afternoon... Partly cloudy. A slight chance of showers. Temperatures around 40. North winds 10 to 15 mph. Chance of precipitation 20%.
Tonight... Mostly clear. Scattered rain showers in the late evening and early morning. A slight chance of snow showers in the late evening and overnight. A slight chance of rain showers late. Lows in the lower 30s. North winds 5 to 10 mph. Chance of precipitation 40%.
Saturday... Mostly sunny. Highs in the mid 40s. Northwest winds 5 to 10 mph.
Saturday Night... Clear. Lows in the lower 30s. Northwest winds around 5 mph.
Sunday... Sunny. Highs in the upper 40s. Northwest winds around 5 mph.
Sunday Night... Clear. Lows in the lower 30s. Light and variable winds.
Monday... Sunny. Highs in the lower 50s.
Monday Night... Clear. Lows in the lower 30s.
Tuesday... Sunny. Highs in the mid 50s.
Tuesday Night... Mostly clear. Lows in the lower 30s.
Wednesday... Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 50s.
Wednesday Night... Partly cloudy. Lows in the lower 40s.
Thursday... Mostly cloudy. Highs around 60.
Thursday Night... Partly cloudy. Lows in the mid 40s.
POP = Probability of Precipitation
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