Weather in Lake Forest, Illinois, United States

7-Day Detailed Weather Forecast for Lake Forest

This Afternoon

Temperature: 77°F

Wind Speed: 10 mph

Wind Direction: E

Forecast: Sunny, with a high near 77. East wind around 10 mph.

Tonight

Temperature: 68°F

Wind Speed: 5 to 10 mph

Wind Direction: ESE

Forecast: Partly cloudy, with a low around 68. East southeast wind 5 to 10 mph.

Tuesday

Temperature: 82°F

Wind Speed: 10 to 15 mph

Wind Direction: SE

Forecast: Mostly sunny. High near 82, with temperatures falling to around 80 in the afternoon. Southeast wind 10 to 15 mph.

Tuesday Night

Temperature: 73°F

Wind Speed: 5 to 10 mph

Wind Direction: SSE

Forecast: Partly cloudy, with a low around 73. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

Wednesday

Temperature: 95°F

Wind Speed: 10 to 15 mph

Wind Direction: SSW

Forecast: Sunny, with a high near 95. South southwest wind 10 to 15 mph.

Wednesday Night

Temperature: 78°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 78.

Thursday

Temperature: 95°F

Wind Speed: 10 mph

Wind Direction: SW

Forecast: A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 95.

Thursday Night

Temperature: 74°F

Wind Speed: 5 to 10 mph

Wind Direction: WSW

Forecast: A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 74.

Friday

Temperature: 85°F

Wind Speed: 5 mph

Wind Direction: NW

Forecast: Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85.

Friday Night

Temperature: 70°F

Wind Speed: 5 mph

Wind Direction: N

Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70.

Saturday

Temperature: 83°F

Wind Speed: 5 mph

Wind Direction: SSW

Forecast: A chance of showers and thunderstorms. Partly sunny, with a high near 83.

Saturday Night

Temperature: 70°F

Wind Speed: 0 to 5 mph

Wind Direction: SSW

Forecast: A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70.

Sunday

Temperature: 83°F

Wind Speed: 5 mph

Wind Direction: NNE

Forecast: Mostly sunny, with a high near 83.

Sunday Night

Temperature: 70°F

Wind Speed: 0 to 5 mph

Wind Direction: NNE

Forecast: Partly cloudy, with a low around 70.