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Reliance Lake, SD Weather Forecast
Reliance Lake, SD Weather Forecast Date: 332 AM CDT Thu Aug 13 2026
The area/counties/county of: Lyman, including the city of Kennebec.or toggle through each period.
Today... Mostly cloudy with a chance of showers with a slight chance of thunderstorms this morning, then partly sunny this afternoon. Not as warm with highs in the mid 70s. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50%.
Tonight... Mostly cloudy with a slight chance of thunderstorms. A chance of showers after midnight. Humid with lows around 60. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40%.
Friday... Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Humid with highs in the mid 70s. East winds 10 to 15 mph. Chance of rain 30%.
Friday Night... Mostly cloudy. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Humid with lows in the lower 60s. Southeast winds 5 to 10 mph with gusts up to 20 mph, becoming south after midnight. Chance of rain 40%.
Saturday... Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Humid with highs in the upper 70s. North winds 5 to 10 mph. Chance of rain 50%.
Saturday Night... Partly cloudy. A slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the upper 50s. Chance of rain 20%.
Sunday... Partly sunny. Highs in the upper 70s.
Sunday Night... Partly cloudy. A chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 50s. Chance of rain 50%.
Monday... Partly sunny. A slight chance of showers in the morning. Highs in the lower 80s. Chance of rain 20%.
Monday Night... Partly cloudy with a 40% chance of thunderstorms. Lows around 60.
Tuesday... Mostly cloudy with a slight chance of thunderstorms in the morning, then partly sunny with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 40%.
Tuesday Night... Partly cloudy in the evening, then becoming mostly cloudy. A 40% chance of thunderstorms. Lows in the upper 50s.
POP = Probability of Precipitation
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