Weather WorldGranite City, IL 7-Day Night Weather Forecast
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Granite City, IL Weather Forecast
Granite City, IL Weather Forecast Date: 933 AM CST Sat Nov 14 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.
Rest of Today... Sunny. Highs around 50. North winds around 5 mph.
Tonight... Clear. Lows in the upper 20s. Light and variable winds.
Sunday... Sunny. Highs in the lower 50s. Northeast winds around 5 mph.
Sunday Night... Clear. Lows in the upper 20s. Northeast winds around 5 mph in the evening, becoming light and variable.
Monday... Sunny. Highs in the mid 50s. Light and variable winds.
Monday Night... Clear. Lows in the lower 30s. Highs in the upper 50s.
Tuesday... Clear. Lows in the lower 30s. Highs in the upper 50s.
Wednesday... Sunny. Highs in the lower 60s.
Wednesday Night... Partly cloudy in the evening, then becoming mostly cloudy. Not as cool with lows in the lower 40s.
Thursday... Mostly cloudy. Highs in the mid 60s. Lows in the upper 40s.
Thursday Night... Mostly cloudy. Highs in the mid 60s. Lows in the upper 40s.
POP = Probability of Precipitation
Granite City Radar Loop
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