Weather in Lake Forest, Illinois, United States

7-Day Detailed Weather Forecast for Lake Forest

Christmas Day

Temperature: 39°F

Wind Speed: 10 mph

Wind Direction: ENE

Forecast: Partly sunny. High near 39, with temperatures falling to around 37 in the afternoon. East northeast wind around 10 mph, with gusts as high as 20 mph.

Tonight

Temperature: 37°F

Wind Speed: 10 to 15 mph

Wind Direction: ESE

Forecast: Rain showers after midnight. Cloudy, with a low around 37. East southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.

Friday

Temperature: 47°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: Patchy fog and scattered rain showers before noon. Cloudy. High near 47, with temperatures falling to around 44 in the afternoon. Southwest wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Friday Night

Temperature: 36°F

Wind Speed: 5 mph

Wind Direction: N

Forecast: Cloudy, with a low around 36. North wind around 5 mph.

Saturday

Temperature: 43°F

Wind Speed: 5 to 10 mph

Wind Direction: SE

Forecast: Mostly cloudy, with a high near 43. Southeast wind 5 to 10 mph.

Saturday Night

Temperature: 42°F

Wind Speed: 5 to 10 mph

Wind Direction: SE

Forecast: A slight chance of rain. Cloudy, with a low around 42. Chance of precipitation is 20%.

Sunday

Temperature: 46°F

Wind Speed: 5 to 15 mph

Wind Direction: W

Forecast: Rain likely. Cloudy, with a high near 46.

Sunday Night

Temperature: 17°F

Wind Speed: 15 to 25 mph

Wind Direction: NW

Forecast: A chance of rain and snow. Mostly cloudy, with a low around 17.

Monday

Temperature: 22°F

Wind Speed: 20 to 25 mph

Wind Direction: WNW

Forecast: A slight chance of snow. Mostly sunny, with a high near 22.

Monday Night

Temperature: 13°F

Wind Speed: 15 to 20 mph

Wind Direction: WNW

Forecast: Partly cloudy, with a low around 13.

Tuesday

Temperature: 28°F

Wind Speed: 15 mph

Wind Direction: W

Forecast: Partly sunny, with a high near 28.

Tuesday Night

Temperature: 19°F

Wind Speed: 15 mph

Wind Direction: WSW

Forecast: Mostly cloudy, with a low around 19.

Wednesday

Temperature: 30°F

Wind Speed: 15 mph

Wind Direction: W

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

Wednesday Night

Temperature: 16°F

Wind Speed: 10 to 15 mph

Wind Direction: WNW

Forecast: Mostly cloudy, with a low around 16.