Thursday
Mostly sunny
High:
86°F
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86. Southwest wind 6 to 11 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph.
Spearfish, SD Weather - Tomorrow’s Forecast
Thursday Night
Slight chance of thunderstorms
Overnight low:
58°F
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 58. East wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 17 mph. Chance of precipitation is 20%.