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Slough Lake, IL 7-Day Weather Forecast
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Slough Lake Weather Forecast
Slough Lake, IL Weather Forecast Date: 336 AM CDT Thu Aug 13 2026
Weather forecast for Slough Lake, IL
Morning Hi: 65°FHi: 18°C |
Early This Morning... Partly cloudy late, then becoming mostly cloudy. Patchy fog late, then areas of fog late. Temperatures in the mid 60s. Northeast winds around 5 mph. |
Today Hi: 79°FHi: 26°C Lo: 69°F Lo: 21°C |
Today... Mostly cloudy. Areas of fog early in the morning. A slight chance of showers late in the morning. A slight chance of thunderstorms early in the afternoon. A chance of showers in the afternoon. Humid. Highs in the upper 70s. East winds 5 to 10 mph. Chance of precipitation 50%. |
| Fri Hi: 79°FHi: 26°C Lo: 69°F Lo: 21°C |
Friday... Mostly cloudy. A chance of showers in the morning, then a slight chance of showers early in the afternoon. A chance of showers with a slight chance of thunderstorms late. Humid with highs in the upper 70s. East winds 5 to 10 mph. Chance of precipitation 50%. |
| Sat Hi: 81°FHi: 27°C Lo: 70°F Lo: 21°C |
Saturday... Mostly cloudy. Showers likely in the morning. A chance of thunderstorms. A chance of showers in the afternoon. Humid with highs in the lower 80s. Southeast winds 10 to 15 mph, becoming south in the afternoon. Chance of precipitation 70%. |
| Sun Hi: 81°FHi: 27°C Lo: 65°F Lo: 18°C |
Sunday... Mostly cloudy with a chance of showers and thunderstorms. Highs in the lower 80s. Chance of precipitation 50%. |
Mon Hi: 75°FHi: 24°C Lo: 60°F Lo: 16°C |
Monday... Partly cloudy. Highs in the mid 70s. |
| Tue Hi: 79°FHi: 26°C Lo: 61°F Lo: 16°C |
Tuesday... Partly cloudy. Highs in the upper 70s. |
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