Weather WorldLake Helen, IL 7-Day Night Weather Forecast
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Lake Helen, IL Weather Forecast
Lake Helen, IL Weather Forecast Date: 1142 AM CDT Mon Aug 03 2026
The area/counties/county of: Hamilton, including the city of Mcleansboro.or toggle through each period.
Today... Patchy fog this morning. Sunny. Highs in the mid 80s. Northeast winds around 5 mph.
Tonight... Clear after midnight. Lows in the lower 60s. East winds around 5 mph in the evening, becoming light and variable.
Tuesday... Sunny. Highs in the mid 80s. Calm winds, becoming east around 5 mph in the afternoon.
Tuesday Night... Mostly clear. Lows in the lower 60s. Calm winds.
Wednesday... Sunny. Highs in the upper 80s. Calm winds.
Wednesday Night... Mostly clear. Lows in the upper 60s.
Thursday... Mostly sunny. Highs in the upper 80s.
Thursday Night... Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the upper 60s. Chance of rain 60%.
Friday... Mostly cloudy in the morning, then becoming partly sunny. A chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 50%.
Friday Night... A chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 40%.
Saturday... Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 40%.
Saturday Night... Partly cloudy. Lows around 70. Highs in the lower 90s.
POP = Probability of Precipitation
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