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Atwater, IL Weather Forecast
Atwater, IL Weather Forecast Date: 1132 AM CDT Wed Oct 14 2026
The area/counties/county of: Greene County Il, Jersey County Il.or toggle through each period.
This Afternoon... Cloudy with a 20% chance of showers. Much cooler. Near steady temperature in the mid 70s. Northwest winds around 5 mph.
Tonight... Cloudy. A chance of showers and thunderstorms after midnight. Lows in the mid 60s. Northeast winds around 5 mph. Chance of rain 50%.
Thursday... A chance of thunderstorms. Showers, mainly in the morning. Highs around 80. East winds 5 to 10 mph, becoming south in the afternoon. Chance of rain near 100%.
Thursday Night... Mostly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers after midnight. Much cooler with lows in the mid 40s. West winds 10 to 15 mph, becoming northwest 15 to 20 mph after midnight. Chance of rain 50%.
Friday... Mostly cloudy. A slight chance of showers in the afternoon. Much cooler. Less humid with highs in the mid 50s. Northwest winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 20%.
Friday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 30s.
Saturday... Clear. Highs in the lower 60s. Lows in the mid 30s.
Saturday Night... Clear. Highs in the lower 60s. Lows in the mid 30s.
Sunday... Sunny. Highs around 70.
Sunday Night... Partly cloudy. Lows in the lower 40s.
Monday... Partly sunny. Highs in the lower 70s.
Monday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 40s.
POP = Probability of Precipitation
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