Weather in Lake Forest, Illinois, United States

7-Day Detailed Weather Forecast for Lake Forest

Today

Temperature: 82°F

Wind Speed: 10 to 15 mph

Wind Direction: NNW

Forecast: Showers and thunderstorms likely. Cloudy. High near 82, with temperatures falling to around 70 in the afternoon. North northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

Temperature: 64°F

Wind Speed: 10 to 15 mph

Wind Direction: N

Forecast: A chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 64. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible.

Monday

Temperature: 77°F

Wind Speed: 10 mph

Wind Direction: NNE

Forecast: Mostly sunny. High near 77, with temperatures falling to around 75 in the afternoon. North northeast wind around 10 mph.

Monday Night

Temperature: 65°F

Wind Speed: 0 to 5 mph

Wind Direction: NNW

Forecast: Mostly clear, with a low around 65. North northwest wind 0 to 5 mph, with gusts as high as 10 mph.

Tuesday

Temperature: 83°F

Wind Speed: 0 to 10 mph

Wind Direction: SSW

Forecast: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. South southwest wind 0 to 10 mph. Chance of precipitation is 20%.

Tuesday Night

Temperature: 69°F

Wind Speed: 5 mph

Wind Direction: SSW

Forecast: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 20%.

Wednesday

Temperature: 80°F

Wind Speed: 5 mph

Wind Direction: N

Forecast: A chance of showers and thunderstorms. Mostly sunny, with a high near 80.

Wednesday Night

Temperature: 67°F

Wind Speed: 5 mph

Wind Direction: NNE

Forecast: A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 67.

Thursday

Temperature: 77°F

Wind Speed: 5 mph

Wind Direction: NE

Forecast: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77.

Thursday Night

Temperature: 69°F

Wind Speed: 5 mph

Wind Direction: SE

Forecast: A slight chance of showers and thunderstorms. Mostly clear, with a low around 69.

Friday

Temperature: 84°F

Wind Speed: 5 to 10 mph

Wind Direction: SSE

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

Friday Night

Temperature: 69°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 69.

Saturday

Temperature: 82°F

Wind Speed: 10 mph

Wind Direction: WSW

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

Saturday Night

Temperature: 66°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66.