Direct from the National Weather Service

The Lake County IL 7 Day Weather Forecast

Rest Of Tonight
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Light snow and rain late in the evening, then a chance of light snow after midnight. Little or no snow accumulation. Lows in the lower 30s. South winds 10 to 15 miles per hour. Chance of precipitation 100 percent.
Friday
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Cloudy with scattered snow showers. Temperatures nearly steady in the lower 30s. Southeast winds 5 to 10 miles per hour. Chance of precipitation 40 percent.
Friday Night
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Cloudy. Chance of snow showers in the evening, then light snow likely after midnight. Little or no snow accumulation. Temperatures nearly steady around 30. Northwest winds 5 to 10 miles per hour. Chance of precipitation 60 percent.
Saturday
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Cloudy. Light snow likely and a chance of rain in the morning, then a slight chance of light snow in the afternoon. Highs in the mid 30s. Northwest winds 10 to 15 miles per hour. Chance of precipitation 60 percent.
Saturday Night
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Cloudy. A 20 percent chance of light snow after midnight. Lows in the mid 20s. Northwest winds 10 to 15 miles per hour.
Sunday
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Cloudy with a 40 percent chance of light snow. Highs in the lower 30s.
Sunday Night
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Mostly cloudy with a 30 percent chance of light snow. Lows 17 to 21.
Martin Luther King Jr Day
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Partly sunny. Highs around 30.
Monday Night
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Mostly cloudy. A 30 percent chance of light snow after midnight. Lows in the lower 20s.
Tuesday And Tuesday Night
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Mostly cloudy. Highs in the mid 30s. Lows around 20.
Wednesday And Wednesday Night
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Partly cloudy. Highs around 30. Lows in the lower 20s.
Thursday
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Mostly cloudy. Highs in the mid 30s.