10-Day Weather Forecast - Crystal Lake, IL

Cloudy. Areas of dense fog in the morning then patchy fog early in the afternoon. Highs in the mid 40s. Southeast winds 5 to 10 mph.

Cloudy. Patchy fog late in the evening. Areas of fog after midnight. A chance of drizzle late in the evening. Scattered showers in the late evening and overnight. Areas of drizzle after midnight. Lows in the lower 40s. Southeast winds 5 to 10 mph. Chance of precipitation 50 percent.

Cloudy. Areas of fog in the morning. Scattered showers in the morning then showers in the afternoon. Highs in the lower 50s. South winds around 5 mph increasing to west 10 to 15 mph with gusts up to 25 mph in the afternoon. Chance of precipitation 90 percent.

Cloudy. Rain and snow likely in the evening then a chance of snow after midnight. Some snow accumulation possible. Windy with lows around 17. Northwest winds 15 to 25 mph increasing to west 20 to 30 mph after midnight. Gusts up to 40 mph. Chance of precipitation 70 percent.

Mostly cloudy. A chance of snow mainly in the morning. Windy with highs in the lower 20s. Chance of precipitation 50 percent.

Partly cloudy in the evening then clearing. Blustery with lows around 10 above.

Partly cloudy in the morning then becoming mostly cloudy. Highs in the mid 20s.

Mostly cloudy. Lows around 20.

Mostly cloudy. Highs in the mid 20s.

Mostly cloudy in the evening then clearing. Lows zero to 5 above zero. Wind chill values as low as 15 below after midnight.

Mostly sunny. Highs 10 to 15. Wind chill values as low as 15 below in the morning.

Mostly clear. Lows around zero. Wind chill values as low as 10 below.

Partly cloudy. Highs around 20.

Mostly clear. Low temperature around 17F. Dew point will be around 7F with an average humidity of 60%. Winds will be 1 mph from the SW.

Mostly sunny. High temperature around 24F. Dew point will be around 7F with an average humidity of 53%. Winds will be 2 mph from the SW.

Partly cloudy with a slight chance of snow. Chance of precipitation 30%. Low temperature around 21F. Dew point will be around 11F with an average humidity of 61%. Winds will be 1 mph from the S.

Partly cloudy. High temperature around 26F. Dew point will be around 12F with an average humidity of 60%. Winds will be 2 mph from the SW.

Cloudy with a chance of snow. Chance of precipitation 35%. Low temperature around 24F. Dew point will be around 15F with an average humidity of 67%. Winds will be 1 mph from the SW.