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Lost Lake, IL 7-Day Night Weather Forecast
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Lost Lake, IL Weather Forecast
Lost Lake, IL Weather Forecast Date: 717 PM CDT Wed Sep 30 2026
The area/counties/county of: Bureau, including the city of Princeton.or toggle through each period.
Tonight... A slight chance of thunderstorms this evening. Showers likely. Near steady temperature in the mid 60s. Southeast winds around 5 mph. Chance of rain 70%.
Thursday... Showers with a slight chance of thunderstorms. Humid with highs in the mid 70s. South winds 5 to 10 mph, becoming northwest with gusts up to 20 mph in the afternoon. Chance of rain near 100%.
Thursday Night... Showers, mainly in the evening. Cooler with lows in the lower 50s. North winds 5 to 10 mph. Chance of rain 90%.
Friday... Sunny. Less humid with highs in the upper 60s. North winds 5 to 10 mph.
Friday Night... Clear. Lows in the mid 40s. Northeast winds around 5 mph.
Saturday... Mostly clear. Highs around 70. Lows in the mid 40s.
Sunday... Mostly clear. Highs around 70. Lows in the mid 40s.
Monday... Clear. Highs in the mid 60s. Lows in the lower 40s.
Monday Night... Clear. Highs in the mid 60s. Lows in the lower 40s.
Tuesday... Sunny. Highs in the upper 60s.
Tuesday Night... Partly cloudy. Lows in the lower 50s. Highs in the lower 70s.
POP = Probability of Precipitation
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