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Mount Prospect, IL 7-Day Night Weather Forecast
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Mount Prospect, IL Weather Forecast
Mount Prospect, IL Weather Forecast Date: 829 PM CST Mon Mar 02 2026
The area/counties/county of: Northern Cook, including the cities of: Evanston, Des Plaines, Schaumburg, Palatine, and Northbrook.or toggle through each period.
Rest of Tonight... Partly cloudy early in the evening, then becoming mostly cloudy. Near steady temperature in the lower 30s. East winds 5 to 10 mph.
Tuesday... Mostly cloudy. A chance of rain, mainly in the morning. Highs in the mid 40s inland, but only around 40 near the lake. East winds around 5 mph. Chance of precipitation 30%.
Tuesday Night... Mostly cloudy. A slight chance of rain showers. Lows in the lower 30s. Northeast winds around 5 mph. Chance of precipitation 20%.
Wednesday... Mostly cloudy. A slight chance of rain showers in the morning, then a chance of rain showers in the afternoon. Highs in the upper 40s inland, but only in the lower 40s near the lake. East winds 5 to 10 mph. Chance of precipitation 30%.
Wednesday Night... Cloudy. A chance of showers in the evening. A slight chance of thunderstorms. Showers likely after midnight. Near steady temperature in the lower 40s. East winds around 5 mph. Chance of precipitation 60%.
Thursday... Showers. Highs in the mid 50s inland, but only in the upper 40s near the lake. Chance of precipitation 80%.
Thursday Night... Cloudy with a 20% chance of showers. Lows in the lower 40s.
Friday... Showers likely. Highs in the mid 60s. Chance of precipitation 70%.
Friday Night... Showers likely in the evening, then showers with a chance of thunderstorms after midnight. Lows in the lower 50s. Chance of precipitation 90%.
Saturday... Mostly cloudy. A chance of showers in the morning. Highs in the mid 60s. Temperature falling into the mid 50s in the afternoon. Chance of precipitation 50%.
Saturday Night... Mostly cloudy. Lows around 40.
Sunday... Partly cloudy. Highs around 60.
Sunday Night... Mostly clear. Lows in the lower 40s.
POP = Probability of Precipitation
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