Weather WorldLyon Park, MO 7-Day Night Weather Forecast
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Lyon Park, MO Weather Forecast
Lyon Park, MO Weather Forecast Date: 508 AM CDT Sat Sep 26 2026
The area/counties/county of: Madison County Il, including the cities of: Alton, Edwardsville, Belleville, Cahokia, Saint Charles, and Saint Louis.or toggle through each period.
Today... Mostly cloudy. A chance of sprinkles this morning. Highs in the lower 70s. East winds around 5 mph.
Tonight... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 50s. East winds around 5 mph in the evening, becoming light and variable.
Sunday... Partly sunny. Highs in the upper 70s. East winds around 5 mph.
Sunday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. Northeast winds around 5 mph in the evening, becoming light and variable.
Monday... Sunny. Highs in the upper 70s. East winds around 5 mph.
Monday Night... Mostly clear. Lows in the upper 50s.
Tuesday... Mostly sunny. Highs in the lower 80s.
Tuesday Night... Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows in the mid 60s. Chance of rain 40%.
Wednesday... Showers likely in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 60%.
Wednesday Night... Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the upper 60s. Chance of rain 50%.
Thursday... A slight chance of thunderstorms. Showers likely, mainly in the morning. Highs in the upper 70s. Chance of rain 60%.
Thursday Night... Mostly cloudy. A chance of showers with a slight chance of thunderstorms. Lows in the lower 60s. Highs in the upper 70s. Chance of rain 50%.
POP = Probability of Precipitation
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