Weather in Lake Forest, Illinois, United States

7-Day Detailed Weather Forecast for Lake Forest

Overnight

Temperature: 67°F

Wind Speed: 5 mph

Wind Direction: NW

Forecast: Mostly clear. Low around 67, with temperatures rising to around 69 overnight. Northwest wind around 5 mph.

Wednesday

Temperature: 80°F

Wind Speed: 5 to 10 mph

Wind Direction: N

Forecast: Sunny, with a high near 80. North wind 5 to 10 mph, with gusts as high as 20 mph.

Wednesday Night

Temperature: 64°F

Wind Speed: 5 to 10 mph

Wind Direction: NNE

Forecast: Mostly clear, with a low around 64. North northeast wind 5 to 10 mph.

Thursday

Temperature: 79°F

Wind Speed: 5 mph

Wind Direction: NE

Forecast: Sunny, with a high near 79. Northeast wind around 5 mph, with gusts as high as 10 mph.

Thursday Night

Temperature: 67°F

Wind Speed: 0 to 5 mph

Wind Direction: ESE

Forecast: Mostly clear, with a low around 67. East southeast wind 0 to 5 mph.

Friday

Temperature: 85°F

Wind Speed: 0 to 5 mph

Wind Direction: SSE

Forecast: Sunny, with a high near 85.

Friday Night

Temperature: 71°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: Mostly clear, with a low around 71.

Saturday

Temperature: 92°F

Wind Speed: 5 to 10 mph

Wind Direction: SSW

Forecast: Mostly sunny, with a high near 92.

Saturday Night

Temperature: 73°F

Wind Speed: 5 mph

Wind Direction: WNW

Forecast: A chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 73.

Sunday

Temperature: 82°F

Wind Speed: 5 to 10 mph

Wind Direction: N

Forecast: A chance of showers and thunderstorms. Partly sunny, with a high near 82.

Sunday Night

Temperature: 71°F

Wind Speed: 5 to 10 mph

Wind Direction: ENE

Forecast: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 71.

Monday

Temperature: 81°F

Wind Speed: 5 to 10 mph

Wind Direction: E

Forecast: A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 81.

Monday Night

Temperature: 68°F

Wind Speed: 5 to 10 mph

Wind Direction: NE

Forecast: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 68.

Tuesday

Temperature: 76°F

Wind Speed: 10 mph

Wind Direction: ENE

Forecast: A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 76.