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Onaka, SD Weather Forecast
Onaka, SD Weather Forecast Date: 621 PM CDT Mon Sep 21 2026
The area/counties/county of: Faulk, including the city of Faulkton.or toggle through each period.
Tonight... Mostly cloudy this evening, then becoming partly cloudy. Patchy fog. Lows in the mid 40s. Southeast winds 5 to 10 mph.
Tuesday... Mostly cloudy. Highs around 60. Southeast winds 15 to 20 mph.
Tuesday Night... Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20%.
Wednesday... Cloudy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Breezy with highs in the mid 60s. Southeast winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 70%.
Wednesday Night... A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the lower 50s. South winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 50%.
Thursday... Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 70s.
Thursday Night... Mostly cloudy. A slight chance of showers after midnight. Lows in the lower 50s. Chance of rain 20%.
Friday... Mostly cloudy. A chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 30%.
Friday Night... Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the mid 50s. Chance of rain 40%.
Saturday... Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 70s.
Saturday Night... Partly cloudy. Lows in the lower 50s. Highs in the upper 60s.
Sunday... Partly cloudy. Lows in the lower 50s. Highs in the upper 60s.
Sunday Night... Partly cloudy with a slight chance of showers in the evening, then mostly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Lows in the lower 50s. Chance of rain 40%.
POP = Probability of Precipitation
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