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Wamac, IL Weather Forecast
Wamac, IL Weather Forecast Date: 202 AM CDT Sat Sep 12 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 with a slight chance of showers and thunderstorms. Patchy fog. Near steady temperature around 70. Light and variable winds. Chance of rain 20%.
Saturday... Patchy fog in the morning. Mostly sunny. Highs around 90. West winds around 5 mph.
Saturday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 60s. Light and variable winds.
Sunday... Partly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. West winds around 5 mph. Chance of rain 20%.
Sunday Night... Mostly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows in the lower 60s. Northeast winds 5 to 10 mph. Chance of rain 30%.
Monday... Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 80s. Chance of rain 20%.
Monday Night... Mostly clear. Hot. Lows around 70. Highs in the mid 90s. Heat index values up to 105.
Tuesday... Mostly clear. Hot. Lows around 70. Highs in the mid 90s. Heat index values up to 105.
Wednesday... Mostly clear. Hot. Lows around 70. Highs in the mid 90s. Heat index values up to 105.
Wednesday Night... Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20%. Heat index values up to 100 early in the evening.
Thursday... Partly cloudy. A chance of showers with a slight chance of thunderstorms. Highs around 90. Lows in the mid 60s. Chance of rain 30%.
Thursday Night... Partly cloudy. A chance of showers with a slight chance of thunderstorms. Highs around 90. Lows in the mid 60s. Chance of rain 30%.
POP = Probability of Precipitation
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