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Powder Spring Lake, MO Weather Forecast
Powder Spring Lake, MO Weather Forecast Date: 923 AM CDT Tue Oct 13 2026
The area/counties/county of: Gasconade County Mo, including the cities of: Washington, Union, and Sullivan.or toggle through each period.
Rest of Today... Sunny. Highs in the lower 90s. Southwest winds 5 to 10 mph.
Tonight... Mostly clear in the evening, then partly cloudy with showers likely with a chance of thunderstorms after midnight. Lows around 70. Southwest winds around 5 mph. Chance of rain 70%.
Wednesday... Showers with a chance of thunderstorms. Cooler with highs in the lower 80s. West winds around 5 mph. Chance of rain near 100%.
Wednesday Night... Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then showers with a chance of thunderstorms after midnight. Lows in the mid 60s. Light and variable winds. Chance of rain 90%.
Thursday... Showers with a chance of thunderstorms in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Southwest winds around 5 mph. Chance of rain near 100%.
Thursday Night... A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Much cooler with lows in the upper 40s. Chance of rain 50%.
Friday... Mostly sunny. Much cooler with highs in the lower 60s.
Friday Night... Mostly clear. Lows in the upper 30s. Highs in the lower 60s.
Saturday... Mostly clear. Lows in the upper 30s. Highs in the lower 60s.
Sunday... Sunny. Highs in the lower 70s.
Sunday Night... Partly cloudy. Lows in the mid 40s. Highs in the mid 70s.
POP = Probability of Precipitation
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