Weather in Lake Forest, Illinois, United States

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7-Day Detailed Weather Forecast for Lake Forest

Tonight

Temperature: 62°F

Wind Speed: 5 to 10 mph

Wind Direction: WNW

Forecast: Isolated rain showers before 7pm. Mostly clear, with a low around 62. West northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

Thursday

Temperature: 76°F

Wind Speed: 5 to 10 mph

Wind Direction: NNE

Forecast: Sunny. High near 76, with temperatures falling to around 73 in the afternoon. North northeast wind 5 to 10 mph.

Thursday Night

Temperature: 62°F

Wind Speed: 0 to 10 mph

Wind Direction: ENE

Forecast: Mostly clear, with a low around 62. East northeast wind 0 to 10 mph.

Friday

Temperature: 77°F

Wind Speed: 0 to 5 mph

Wind Direction: WSW

Forecast: Sunny, with a high near 77. West southwest wind 0 to 5 mph.

Friday Night

Temperature: 63°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: Partly cloudy, with a low around 63. South wind around 5 mph.

Saturday

Temperature: 82°F

Wind Speed: 5 to 15 mph

Wind Direction: SSW

Forecast: Partly sunny, with a high near 82.

Saturday Night

Temperature: 67°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67.

Sunday

Temperature: 86°F

Wind Speed: 10 to 15 mph

Wind Direction: SSW

Forecast: A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86.

Sunday Night

Temperature: 71°F

Wind Speed: 10 mph

Wind Direction: SSW

Forecast: A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 71.

Monday

Temperature: 88°F

Wind Speed: 10 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Partly sunny, with a high near 88.

Monday Night

Temperature: 72°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72.

Tuesday

Temperature: 87°F

Wind Speed: 5 mph

Wind Direction: WSW

Forecast: A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 87.

Tuesday Night

Temperature: 70°F

Wind Speed: 0 to 5 mph

Wind Direction: W

Forecast: A slight chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 70.

Wednesday

Temperature: 84°F

Wind Speed: 0 to 5 mph

Wind Direction: SSE

Forecast: A slight chance of showers and thunderstorms. Partly sunny, with a high near 84.