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Whitehorse, SD Weather Forecast
Whitehorse, SD Weather Forecast Date: 917 PM MDT Fri Oct 09 2026
The area/counties/county of: Dewey, including the city of Isabel.or toggle through each period.
Rest of Tonight... Mostly clear. Not as cool with lows in the lower 60s. South winds 15 to 20 mph with gusts up to 30 mph.
Saturday... Mostly sunny. Highs in the mid 80s. Southwest winds 10 to 15 mph with gusts up to 25 mph.
Saturday Night... Mostly clear in the evening, then becoming mostly cloudy. Lows in the lower 50s. Northeast winds 15 to 20 mph with gusts up to 30 mph.
Sunday... Mostly cloudy. Much cooler with highs in the lower 60s. North winds 15 to 20 mph with gusts up to 30 mph.
Sunday Night... Mostly cloudy. A chance of showers after midnight. Cooler with lows in the lower 40s. North winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50%.
Columbus Day... Mostly cloudy. A chance of showers in the morning. Highs in the mid 50s. Chance of rain 50%.
Monday Night... Mostly cloudy. Lows around 40.
Tuesday... Partly sunny with a 20% chance of showers. Highs in the upper 50s.
Tuesday Night... Partly cloudy with a 20% chance of showers. Lows in the lower 40s.
Wednesday... Partly sunny with a 50% chance of showers. Highs in the lower 60s.
Wednesday Night... Showers likely. Lows in the mid 40s. Chance of rain 60%.
Thursday... Partly sunny with a 50% chance of showers. Windy with highs in the upper 50s.
Thursday Night... Mostly cloudy. A chance of showers, mainly in the evening. Windy with lows around 40. Chance of rain 40%.
POP = Probability of Precipitation
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