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McHenry High School-West Campus, IL Weather Forecast
McHenry High School-West Campus, IL Weather Forecast Date: 151 AM CDT Tue Aug 18 2026
The area/counties/county of: Mchenry, including the cities of: Crystal Lake, Algonquin, Mchenry, and Woodstock.or toggle through each period.
Rest of Tonight... Partly cloudy. Near steady temperature in the lower 60s. Southwest winds around 5 mph.
Tuesday... Mostly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Southwest winds 10 to 15 mph. Chance of precipitation 50%.
Tuesday Night... Mostly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows in the lower 60s. West winds 5 to 10 mph, becoming northwest after midnight. Chance of precipitation 50%.
Wednesday... Mostly cloudy in the morning, then clearing. Highs in the upper 70s. North winds around 5 mph.
Wednesday Night... Partly cloudy. Lows in the upper 50s. Northeast winds around 5 mph in the evening, becoming light and variable.
Thursday... Mostly sunny. Highs in the upper 70s.
Thursday Night... Mostly clear in the evening, then becoming partly cloudy. Lows around 60.
Friday... Partly cloudy with a slight chance of thunderstorms. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs in the upper 70s. Chance of precipitation 30%.
Friday Night... Partly cloudy with a chance of showers. Lows in the lower 60s. Chance of precipitation 40%.
Saturday... Partly cloudy. Highs in the upper 70s.
Saturday Night... Mostly clear. Lows in the upper 50s.
Sunday... Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s.
Sunday Night... Partly cloudy. Lows in the upper 50s.
POP = Probability of Precipitation
McHenry High School-West Campus Radar Loop
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