Weather in Lake Forest, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for Lake Forest
Overnight |
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Temperature: 34°F Wind Speed: 10 mph Wind Direction: W Forecast: Mostly cloudy, with a low around 34. West wind around 10 mph, with gusts as high as 20 mph. |
Wednesday |
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Temperature: 40°F Wind Speed: 5 to 10 mph Wind Direction: WSW Forecast: Mostly sunny. High near 40, with temperatures falling to around 34 in the afternoon. West southwest wind 5 to 10 mph, with gusts as high as 20 mph. |
Wednesday Night |
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Temperature: 32°F Wind Speed: 10 to 20 mph Wind Direction: S Forecast: Rain likely and drizzle likely after 3am. Mostly cloudy. Low around 32, with temperatures rising to around 40 overnight. South wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible. |
Thursday |
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Temperature: 47°F Wind Speed: 15 to 20 mph Wind Direction: SW Forecast: Rain. Mostly cloudy, with a high near 47. Southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. |
Thursday Night |
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Temperature: 15°F Wind Speed: 15 to 20 mph Wind Direction: W Forecast: A chance of snow. Mostly cloudy, with a low around 15. West wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 30%. New snow accumulation of less than half an inch possible. |
Friday |
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Temperature: 28°F Wind Speed: 10 to 20 mph Wind Direction: W Forecast: Mostly sunny, with a high near 28. |
Friday Night |
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Temperature: 23°F Wind Speed: 10 to 15 mph Wind Direction: SSW Forecast: Mostly cloudy, with a low around 23. |
Saturday |
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Temperature: 43°F Wind Speed: 10 to 15 mph Wind Direction: WSW Forecast: Mostly cloudy, with a high near 43. |
Saturday Night |
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Temperature: 18°F Wind Speed: 10 mph Wind Direction: WNW Forecast: Partly cloudy, with a low around 18. |
Sunday |
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Temperature: 29°F Wind Speed: 5 to 10 mph Wind Direction: NW Forecast: Mostly sunny, with a high near 29. |
Sunday Night |
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Temperature: 21°F Wind Speed: 5 mph Wind Direction: W Forecast: Partly cloudy, with a low around 21. |
Monday |
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Temperature: 36°F Wind Speed: 5 to 10 mph Wind Direction: SSE Forecast: Partly sunny, with a high near 36. |
Monday Night |
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Temperature: 32°F Wind Speed: 10 mph Wind Direction: S Forecast: Mostly cloudy, with a low around 32. |
Tuesday |
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Temperature: 41°F Wind Speed: 10 mph Wind Direction: WSW Forecast: Mostly cloudy, with a high near 41. |