Weather in Crystal Lake, Illinois, United States

7-Day Detailed Weather Forecast for Crystal Lake

Overnight

Temperature: 36°F

Wind Speed: 5 mph

Wind Direction: WNW

Forecast: Mostly cloudy, with a low around 36. West northwest wind around 5 mph.

Thursday

Temperature: 55°F

Wind Speed: 5 to 10 mph

Wind Direction: ENE

Forecast: A slight chance of rain showers between 2pm and 3pm, then showers and thunderstorms likely. Partly sunny. High near 55, with temperatures falling to around 50 in the afternoon. East northeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

Thursday Night

Temperature: 33°F

Wind Speed: 10 to 20 mph

Wind Direction: N

Forecast: Showers and thunderstorms before midnight, then rain likely. Mostly cloudy. Low around 33, with temperatures rising to around 37 overnight. North wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.

Friday

Temperature: 41°F

Wind Speed: 15 to 25 mph

Wind Direction: W

Forecast: A chance of rain and snow before noon. Mostly cloudy, with a high near 41. West wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 40%.

Friday Night

Temperature: 25°F

Wind Speed: 10 to 15 mph

Wind Direction: WNW

Forecast: Partly cloudy, with a low around 25. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

Saturday

Temperature: 36°F

Wind Speed: 10 mph

Wind Direction: WNW

Forecast: Partly sunny, with a high near 36.

Saturday Night

Temperature: 21°F

Wind Speed: 10 to 15 mph

Wind Direction: NW

Forecast: A slight chance of snow after midnight. Mostly cloudy, with a low around 21.

Sunday

Temperature: 31°F

Wind Speed: 15 to 20 mph

Wind Direction: NW

Forecast: A slight chance of snow before noon. Partly sunny, with a high near 31.

Sunday Night

Temperature: 16°F

Wind Speed: 15 mph

Wind Direction: NW

Forecast: Partly cloudy, with a low around 16.

Monday

Temperature: 32°F

Wind Speed: 5 to 15 mph

Wind Direction: NNW

Forecast: Mostly sunny, with a high near 32.

Monday Night

Temperature: 18°F

Wind Speed: 0 to 5 mph

Wind Direction: W

Forecast: Partly cloudy, with a low around 18.

Tuesday

Temperature: 40°F

Wind Speed: 5 to 15 mph

Wind Direction: SSW

Forecast: Partly sunny, with a high near 40.

Tuesday Night

Temperature: 29°F

Wind Speed: 10 to 15 mph

Wind Direction: SSW

Forecast: A slight chance of snow before midnight, then a slight chance of rain and snow. Mostly cloudy, with a low around 29.

Wednesday

Temperature: 45°F

Wind Speed: 10 to 15 mph

Wind Direction: SW

Forecast: A chance of rain and snow. Mostly cloudy, with a high near 45.