Weather in Crystal Lake, Illinois, United States

7-Day Detailed Weather Forecast for Crystal Lake

This Afternoon

Temperature: 61°F

Wind Speed: 5 to 10 mph

Wind Direction: SSW

Forecast: Mostly sunny. High near 61, with temperatures falling to around 59 in the afternoon. South southwest wind 5 to 10 mph.

Tonight

Temperature: 46°F

Wind Speed: 10 to 15 mph

Wind Direction: S

Forecast: A slight chance of rain showers after 1am. Mostly cloudy, with a low around 46. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Sunday

Temperature: 66°F

Wind Speed: 15 to 20 mph

Wind Direction: S

Forecast: A slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 66. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

Sunday Night

Temperature: 51°F

Wind Speed: 10 to 15 mph

Wind Direction: SW

Forecast: A slight chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 51. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Monday

Temperature: 61°F

Wind Speed: 15 to 25 mph

Wind Direction: W

Forecast: Partly sunny, with a high near 61. West wind 15 to 25 mph, with gusts as high as 40 mph.

Monday Night

Temperature: 38°F

Wind Speed: 15 to 20 mph

Wind Direction: WNW

Forecast: Partly cloudy, with a low around 38.

Tuesday

Temperature: 51°F

Wind Speed: 20 mph

Wind Direction: NW

Forecast: Partly sunny, with a high near 51.

Tuesday Night

Temperature: 31°F

Wind Speed: 5 to 15 mph

Wind Direction: NW

Forecast: Mostly clear, with a low around 31.

Wednesday

Temperature: 59°F

Wind Speed: 5 mph

Wind Direction: WSW

Forecast: Sunny, with a high near 59.

Wednesday Night

Temperature: 41°F

Wind Speed: 5 to 10 mph

Wind Direction: ESE

Forecast: A chance of rain showers after 1am. Mostly cloudy, with a low around 41.

Thursday

Temperature: 62°F

Wind Speed: 10 to 15 mph

Wind Direction: SSE

Forecast: A chance of rain showers. Mostly cloudy, with a high near 62.

Thursday Night

Temperature: 48°F

Wind Speed: 10 to 15 mph

Wind Direction: SSW

Forecast: A chance of rain showers before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 48.

Friday

Temperature: 61°F

Wind Speed: 15 to 20 mph

Wind Direction: WNW

Forecast: Showers and thunderstorms likely. Mostly cloudy, with a high near 61.

Friday Night

Temperature: 36°F

Wind Speed: 10 to 15 mph

Wind Direction: NW

Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 36.