Weather WorldLyons South High School, IL 7-Day Weather Forecast
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Lyons South High School Weather Forecast
Lyons South High School, IL Weather Forecast Date: 111 AM CDT Mon Aug 24 2026
Weather forecast for Lyons South High School, IL
Tonight Lo: 59°F Lo: 15°C |
Tonight... Clear. Lows in the upper 50s. West winds around 5 mph. |
Mon Hi: 79°FHi: 26°C Lo: 60°F Lo: 16°C |
Monday... Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s inland, but only in the lower 70s near the lake. Northwest winds around 5 mph, becoming northeast in the afternoon. |
| Tue Hi: 80°FHi: 27°C Lo: 65°F Lo: 18°C |
Tuesday... Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. South winds 5 to 10 mph. |
Wed Hi: 81°FHi: 27°C Lo: 69°F Lo: 21°C |
Wednesday... Mostly cloudy with a slight chance of showers and thunderstorms in the morning, then partly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 50%. |
Thu Hi: 81°FHi: 27°C Lo: 65°F Lo: 18°C |
Thursday... Mostly sunny. Highs in the lower 80s inland, but only in the upper 70s near the lake. |
| Fri Hi: 80°FHi: 27°C Lo: 65°F Lo: 18°C |
Friday... Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. |
Sat Hi: 81°FHi: 27°C Lo: 69°F Lo: 21°C |
Saturday... Mostly cloudy. Highs in the lower 80s. |
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