Saturday
Mostly sunny
High:
78°F
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. Light and variable wind becoming northeast 5 to 10 mph in the afternoon.
Spearfish, SD Weather - Extended Forecast
Saturday Night
Chance of thunderstorms
Overnight low:
59°F
A chance of showers and thunderstorms before 3am, then a slight chance of showers. Mostly cloudy, with a low around 59. East wind around 5 mph becoming west after midnight. Chance of precipitation is 40%.
Sunday
Slight chance of thunderstorms
High:
76°F
A slight chance of showers before 9am, then a slight chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 76. West wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 60%.
Sunday Night
Chance of thunderstorms
Overnight low:
58°F
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 58. Northwest wind around 5 mph becoming south in the evening.
Monday
Sunny
High:
80°F
Monday Night
Slight chance of thunderstorms
Overnight low:
62°F
Tuesday
Mostly sunny
High:
84°F
Tuesday Night
Slight chance of thunderstorms
Overnight low:
61°F
Wednesday
Sunny
High:
84°F
Wednesday Night
Slight chance of thunderstorms
Overnight low:
62°F