Weather in Lake Forest, Illinois, United States

7-Day Detailed Weather Forecast for Lake Forest

Today

Temperature: 36°F

Wind Speed: 20 to 25 mph

Wind Direction: W

Forecast: Scattered snow showers before 5pm. Cloudy. High near 36, with temperatures falling to around 34 in the afternoon. West wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Tonight

Temperature: 26°F

Wind Speed: 10 to 20 mph

Wind Direction: WNW

Forecast: Mostly cloudy, with a low around 26. West northwest wind 10 to 20 mph, with gusts as high as 35 mph.

Saturday

Temperature: 37°F

Wind Speed: 10 mph

Wind Direction: WNW

Forecast: Partly sunny. High near 37, with temperatures falling to around 34 in the afternoon. West northwest wind around 10 mph, with gusts as high as 20 mph.

Saturday Night

Temperature: 26°F

Wind Speed: 10 to 15 mph

Wind Direction: NW

Forecast: A slight chance of snow after midnight. Cloudy, with a low around 26. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Sunday

Temperature: 31°F

Wind Speed: 15 to 20 mph

Wind Direction: NW

Forecast: A chance of snow before noon. Mostly cloudy, with a high near 31. Northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

Sunday Night

Temperature: 20°F

Wind Speed: 15 mph

Wind Direction: NW

Forecast: A chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.

Monday

Temperature: 30°F

Wind Speed: 10 to 15 mph

Wind Direction: NNW

Forecast: A slight chance of snow before noon. Mostly cloudy, with a high near 30.

Monday Night

Temperature: 20°F

Wind Speed: 5 mph

Wind Direction: WNW

Forecast: Mostly cloudy, with a low around 20.

Tuesday

Temperature: 40°F

Wind Speed: 5 to 15 mph

Wind Direction: SSW

Forecast: Partly sunny, with a high near 40.

Tuesday Night

Temperature: 32°F

Wind Speed: 10 to 15 mph

Wind Direction: SW

Forecast: Mostly cloudy, with a low around 32.

Wednesday

Temperature: 44°F

Wind Speed: 10 to 15 mph

Wind Direction: W

Forecast: A slight chance of rain before noon, then a slight chance of rain and snow. Partly sunny, with a high near 44.

Wednesday Night

Temperature: 24°F

Wind Speed: 5 to 10 mph

Wind Direction: WNW

Forecast: Partly cloudy, with a low around 24.

Thursday

Temperature: 41°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: A slight chance of snow. Sunny, with a high near 41.

Thursday Night

Temperature: 30°F

Wind Speed: 5 to 10 mph

Wind Direction: SSW

Forecast: A chance of rain and snow. Partly cloudy, with a low around 30.