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Smith Lake Weather Forecast
Smith Lake, IL Weather Forecast Date: 127 AM CDT Tue Sep 29 2026
Weather forecast for Smith Lake, IL
Tonight Lo: 49°F Lo: 9°C |
Tonight... Clear. Lows in the upper 40s. Southeast winds around 5 mph. |
Tue Hi: 81°FHi: 27°C Lo: 65°F Lo: 18°C |
Tuesday... Sunny. Highs in the lower 80s. South winds around 5 mph. |
Wed Hi: 80°FHi: 27°C Lo: 69°F Lo: 21°C |
Wednesday... Cloudy with a 50% chance of showers. Highs around 80. South winds 5 to 10 mph. |
Thu Hi: 80°FHi: 27°C Lo: 61°F Lo: 16°C |
Thursday... Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs around 80. Chance of rain 70%. |
| Fri Hi: 69°FHi: 21°C Lo: 51°F Lo: 11°C |
Friday... Showers likely, mainly in the morning. Cooler with highs in the upper 60s. Chance of rain 60%. |
Sat Hi: 69°FHi: 21°C Lo: 51°F Lo: 11°C |
Saturday... Mostly cloudy. Lows in the lower 50s. Highs in the upper 60s. |
| Sat Hi: 69°FHi: 21°C Lo: 51°F Lo: 11°C |
Saturday... Mostly cloudy. Lows in the lower 50s. Highs in the upper 60s. |
| Sun Hi: 69°FHi: 21°C Lo: 49°F Lo: 9°C |
Sunday... Mostly sunny. Highs in the upper 60s. |
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