Direct from the National Weather Service

The Lake County IL 7 Day Weather Forecast

Tonight
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Mostly clear. Lows in the mid 40s. Northeast winds 5 to 10 miles per hour.
Sunday
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Sunny. Highs in the upper 60s inland. But only in the lower 60s near the lake. Southeast winds 5 to 10 miles per hour.
Sunday Night
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Clear in the evening then becoming partly cloudy. Lows around 50. South winds 5 to 10 miles per hour.
Monday
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Mostly cloudy with a 30 percent chance of showers. Highs in the mid 70s. South winds 10 to 15 miles per hour. Gusts up to 30 miles per hour in the afternoon.
Monday Night
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Partly cloudy with a 20 percent chance of showers. Lows in the mid 60s. Southwest winds 10 to 15 miles per hour.
Tuesday
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Partly cloudy. Highs in the upper 80s.
Tuesday Night
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Partly cloudy with a 40 percent chance of showers and thunderstorms. Lows in the upper 60s.
Wednesday
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Mostly cloudy with a 40 percent chance of showers and thunderstorms. Highs in the lower 80s inland. But only in the upper 70s near the lake.
Wednesday Night
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Partly cloudy. Chance of showers in the evening. Lows in the lower 60s. Chance of precipitation 30 percent.
Thursday And Thursday Night
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Partly cloudy. Highs in the upper 70s inland. But only in the lower 70s near the lake. Lows in the lower 60s.
Friday And Friday Night
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Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs in the mid 80s inland. But only in the upper 70s near the lake. Lows in the mid 60s.
Saturday
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Partly sunny with a 30 percent chance of showers and thunderstorms. Highs in the mid 80s inland. But only in the upper 70s near the lake.