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Omega, IL Weather Forecast
Omega, IL Weather Forecast Date: 127 AM CDT Wed Sep 30 2026
The area/counties/county of: Clinton County Il, including the cities of: Centralia and Salem.or toggle through each period.
Rest of Tonight... Mostly cloudy and not as cool. Near steady temperature in the mid 60s. South winds around 5 mph.
Wednesday... Partly sunny. Highs around 90. South winds 5 to 10 mph.
Wednesday Night... Mostly cloudy. Lows around 70. South winds 5 to 10 mph.
Thursday... Partly sunny in the morning, then becoming mostly cloudy. Highs in the upper 80s. South winds 10 to 15 mph.
Thursday Night... Cloudy with a slight chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the mid 60s. Southwest winds 5 to 10 mph. Chance of rain 90%.
Friday... Showers likely in the morning, then partly sunny with a slight chance of showers in the afternoon. Much cooler with highs in the lower 70s. Chance of rain 70%.
Friday Night... Partly cloudy. Lows in the mid 50s. Highs in the lower 70s.
Saturday... Partly cloudy. Lows in the mid 50s. Highs in the lower 70s.
Sunday... Mostly clear. Highs in the lower 70s. Lows in the upper 40s.
Sunday Night... Mostly clear. Highs in the lower 70s. Lows in the upper 40s.
Monday... Clear. Highs in the upper 60s. Lows in the mid 40s.
Monday Night... Clear. Highs in the upper 60s. Lows in the mid 40s.
POP = Probability of Precipitation
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