10-Day Weather Forecast - Keystone, SD
As of
- |63°FMostly ClearHourly details
Tonight
63°FMostly clear. Near steady temperature around 60. West winds around 5 mph.
- 88|59°F40% Chance of StormsHourly details
Day
88°FMostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Northwest winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. Chance of rain 40 percent.
Night
59°FPartly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 50s. North winds 5 to 10 mph. Gusts up to 20 mph in the evening. Chance of rain 20 percent.
- 82|55°F60% Chance of StormsHourly details
Day
82°FPartly cloudy. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Highs in the upper 70s. North winds 5 to 10 mph. Chance of rain 60 percent.
Night
55°FClear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 50s. North winds 5 to 10 mph. Chance of rain 20 percent.
- 80|56°F30% Chance of StormsHourly details
Day
80°FMostly sunny in the morning, then partly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. East winds 5 to 10 mph. Chance of rain 30 percent.
Night
56°FMostly clear. Lows in the mid 50s.
- 83|63°F30% Chance of StormsHourly details
Day
83°FPartly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 30 percent.
Night
63°FPartly cloudy. A chance of showers and thunderstorms in the evening. Lows in the upper 50s. Chance of rain 30 percent.
- 91|64°FPartly CloudyHourly details
Day
91°FPartly cloudy in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20 percent.
Night
64°FPartly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the upper 50s. Chance of rain 20 percent.
Weekend Weather
- 87|64°FPartly CloudyHourly details
Day
87°FPartly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20 percent.
Night
64°FPartly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the upper 50s. Chance of rain 20 percent.
- 86|58°FPartly Cloudy
Day
86°FPartly cloudy in the morning, then becoming mostly sunny. Highs in the lower 80s.
Night
58°FMostly clear. Low temperature around 58F. Dew point will be around 43F with an average humidity of 47%. Winds will be 4 mph from the W.
- 84|56°FSunny
Day
84°FSunny. High temperature around 84F. Dew point will be around 46F with an average humidity of 36%. Winds will be 1 mph from the W.
Night
56°FMostly clear. Low temperature around 56F. Dew point will be around 46F with an average humidity of 54%. Winds will be 2 mph from the W.
- 84|59°FMostly Sunny
Day
84°FMostly sunny. High temperature around 84F. Dew point will be around 49F with an average humidity of 39%. Winds will be 3 mph from the SE.
Night
59°FMostly clear. Low temperature around 59F. Dew point will be around 50F with an average humidity of 56%. Winds will be 4 mph from the SW.
- 87|58°F30% Chance of Rain
Day
87°FPartly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 87F. Dew point will be around 51F with an average humidity of 40%. Winds will be 3 mph from the SW.
Night
58°FMostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 58F. Dew point will be around 47F with an average humidity of 51%. Winds will be 4 mph from the W.













