Weather in Crystal Lake, Illinois, United States

7-Day Detailed Weather Forecast for Crystal Lake

Overnight

Temperature: 58°F

Wind Speed: 0 mph

Wind Direction:

Forecast: Widespread fog. Cloudy, with a low around 58. East wind around 0 mph.

Wednesday

Temperature: 78°F

Wind Speed: 0 to 10 mph

Wind Direction: E

Forecast: Widespread fog before 10am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 78. East wind 0 to 10 mph. Chance of precipitation is 20%.

Wednesday Night

Temperature: 59°F

Wind Speed: 5 to 10 mph

Wind Direction: E

Forecast: Isolated rain showers before 7pm. Partly cloudy, with a low around 59. East wind 5 to 10 mph. Chance of precipitation is 20%.

Thursday

Temperature: 88°F

Wind Speed: 5 to 20 mph

Wind Direction: SSE

Forecast: A chance of rain showers between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 88. South southeast wind 5 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 40%.

Thursday Night

Temperature: 61°F

Wind Speed: 10 to 15 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms before 1am. Mostly clear, with a low around 61. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

Friday

Temperature: 84°F

Wind Speed: 10 to 25 mph

Wind Direction: SSW

Forecast: A slight chance of rain showers after 1pm. Sunny, with a high near 84. Chance of precipitation is 20%.

Friday Night

Temperature: 54°F

Wind Speed: 10 to 20 mph

Wind Direction: SW

Forecast: A slight chance of rain showers before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 54. Chance of precipitation is 20%.

Saturday

Temperature: 73°F

Wind Speed: 15 to 20 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 73.

Saturday Night

Temperature: 48°F

Wind Speed: 5 to 15 mph

Wind Direction: NW

Forecast: Mostly clear, with a low around 48.

Sunday

Temperature: 69°F

Wind Speed: 5 to 10 mph

Wind Direction: NNE

Forecast: Mostly sunny, with a high near 69.

Sunday Night

Temperature: 44°F

Wind Speed: 10 mph

Wind Direction: ENE

Forecast: Partly cloudy, with a low around 44.

Monday

Temperature: 64°F

Wind Speed: 10 to 15 mph

Wind Direction: E

Forecast: A chance of rain showers after 7am. Mostly sunny, with a high near 64.

Monday Night

Temperature: 49°F

Wind Speed: 15 mph

Wind Direction: E

Forecast: Rain showers likely. Mostly cloudy, with a low around 49.

Tuesday

Temperature: 65°F

Wind Speed: 15 to 20 mph

Wind Direction: SE

Forecast: Rain showers likely. Mostly cloudy, with a high near 65.