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Billman Lake, SD Weather Forecast
Billman Lake, SD Weather Forecast Date: 907 AM CDT Fri Aug 21 2026
The area/counties/county of: Lyman, including the city of Kennebec.or toggle through each period.
Rest of Today... Mostly sunny. Highs in the upper 80s. East winds 10 to 15 mph.
Tonight... Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. East winds 10 to 15 mph, diminishing to around 5 mph after midnight.
Saturday... Partly sunny. Highs in the mid 80s. East winds 5 to 10 mph with gusts up to 20 mph.
Saturday Night... Mostly cloudy. A slight chance of thunderstorms after midnight. Lows in the lower 60s. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20%.
Sunday... Showers likely in the morning, then partly sunny with a chance of showers in the afternoon. Breezy with highs in the lower 80s. Southeast winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 60%.
Sunday Night... Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Breezy with lows in the lower 60s. Chance of rain 70%.
Monday... Mostly sunny. Highs in the upper 80s.
Monday Night... Partly cloudy with a 20% chance of thunderstorms. Lows in the mid 60s.
Tuesday... Partly sunny with a 20% chance of thunderstorms. Highs in the lower 80s.
Tuesday Night... Mostly clear. Lows in the upper 50s. Highs in the lower 80s.
Wednesday... Mostly clear. Lows in the upper 50s. Highs in the lower 80s.
POP = Probability of Precipitation
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