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Old Town, SD Weather Forecast
Old Town, SD Weather Forecast Date: 1017 PM MDT Tue Sep 08 2026
The area/counties/county of: Rapid City, including the city of Rapid City.or toggle through each period.
Overnight... Mostly clear. Lows in the lower 50s. Northwest winds 10 to 15 mph with gusts up to 30 mph.
Wednesday... Sunny. Highs around 80. North winds 5 to 10 mph with gusts up to 20 mph.
Wednesday Night... Clear. Lows in the lower 50s. South winds 5 to 10 mph.
Thursday... Sunny. Highs around 90. Southwest winds 10 to 15 mph with gusts up to 25 mph.
Thursday Night... Clear. Lows around 60. Southwest winds 5 to 10 mph with gusts up to 25 mph.
Friday... Mostly sunny and breezy. Highs in the lower 80s.
Friday Night... Partly cloudy and breezy. Lows in the upper 40s.
Saturday... Partly cloudy. Highs in the lower 70s.
Saturday Night... Mostly cloudy with a slight chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the lower 50s. Chance of rain 60%.
Sunday... Becoming partly cloudy. A chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 50%.
Sunday Night... Partly cloudy. Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 40s. Chance of rain 60%.
Monday... Partly cloudy in the morning, then clearing. A 20% chance of showers. Highs in the upper 60s.
Monday Night... Mostly clear. Lows in the lower 40s.
POP = Probability of Precipitation
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