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Southern Illinois AirportSouthern Illinois, IL 7-Day Weather Forecast
556 North Airport Rd., Murphysboro, IL 62966 (618) 529-1721Quick Weather Clicks
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Southern Illinois Weather Forecast
Southern Illinois, IL Weather Forecast Date: 933 PM CST Tue Mar 03 2026
Weather forecast for Southern Illinois, IL
Tonight Lo: 59°F Lo: 15°C |
Tonight... Mostly cloudy. A chance of showers and thunderstorms after midnight. Not as cool with lows in the upper 50s. South winds 5 to 10 mph. Chance of rain 50%. |
Wed Hi: 71°FHi: 22°C Lo: 59°F Lo: 15°C |
Wednesday... A chance of thunderstorms. Showers. Highs in the lower 70s. Southwest winds 5 to 10 mph. Chance of rain 80%. |
Thu Hi: 71°FHi: 22°C Lo: 59°F Lo: 15°C |
Thursday... Mostly cloudy. Showers, mainly in the morning. Highs in the lower 70s. Southwest winds 5 to 10 mph. Chance of rain 90%. |
Fri Hi: 79°FHi: 26°C Lo: 61°F Lo: 16°C |
Friday... Partly sunny. Highs in the upper 70s. |
| Sat Hi: 70°FHi: 21°C Lo: 45°F Lo: 7°C |
Saturday... Mostly cloudy. Showers, mainly in the morning. Highs around 70. Chance of rain 80%. |
Sun Hi: 69°FHi: 21°C Lo: 50°F Lo: 10°C |
Sunday... Partly cloudy. Lows in the mid 40s. Highs in the upper 60s. |
Mon Hi: 75°FHi: 24°C Lo: 59°F Lo: 15°C |
Monday... Mostly clear. Lows around 50. Highs in the mid 70s. |
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