10-Day Weather Forecast - Harrison, SD
- 76|56°FSunnyHourly details
Today
76°FSunny. High temperature around 76F. Dew point will be around 49F with an average humidity of 52%. Winds will be 13 mph from the NW.
Tonight
56°FMostly clear this evening then becoming partly cloudy. Lows in the lower 50s. North winds 5 to 10 mph with gusts up to 20 mph becoming south after midnight.
- 78|53°FMostly SunnyHourly details
Day
78°FMostly cloudy with a slight chance of showers in the morning then mostly sunny in the afternoon. Highs around 80. West winds 10 to 15 mph becoming northwest in the afternoon. Chance of rain 20 percent.
Night
53°FPartly cloudy. Lows in the lower 50s. North winds 10 to 15 mph with gusts up to 25 mph becoming northeast 5 to 10 mph after midnight.
Weekend Weather
- 76|59°F40% Chance Rain ShowersHourly details
Day
76°FMostly sunny in the morning then mostly cloudy with a chance of showers in the afternoon. Highs around 80. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent.
Night
59°FA slight chance of thunderstorms. Showers. Lows in the mid 50s. East winds 15 to 20 mph. Chance of rain 90 percent.
- 66|55°FThunderstormsHourly details
Day
66°FShowers with a slight chance of thunderstorms in the morning then showers likely with a chance of thunderstorms in the afternoon. Not as warm with highs in the upper 60s. Chance of rain 90 percent.
Night
55°FA chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the lower 50s. Chance of rain 50 percent.
- 69|57°FMostly SunnyHourly details
Day
69°FMostly cloudy in the morning then becoming mostly sunny. Highs in the lower 70s.
Night
57°FMostly cloudy. A chance of showers and thunderstorms after midnight. Lows in the mid 50s. Chance of rain 40 percent.
- 76|57°F40% Chance Rain ShowersHourly details
Day
76°FMostly cloudy in the morning then clearing. A chance of showers. Highs in the mid 70s. Chance of rain 40 percent.
Night
57°FMostly clear. Lows in the lower 50s.
- 79|60°FSunny
Day
79°FSunny. Highs in the upper 70s.
Night
60°FMostly clear in the evening then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the mid 50s. Chance of rain 30 percent.
- 82|63°FPartly Sunny
Day
82°FPartly sunny. Highs in the upper 70s.
Night
63°FMostly clear with a 45% chance for rain and thunderstorms. Low temperature around 63F. Dew point will be around 62F with an average humidity of 74%. Winds will be 7 mph from the SE.
- 87|64°F40% Chance of Rain
Day
87°FMostly sunny with a 35% chance for rain and thunderstorms. High temperature around 87F. Dew point will be around 62F with an average humidity of 63%. Winds will be 4 mph from the S.
Night
64°FClear with a 45% chance for rain and thunderstorms. Low temperature around 64F. Dew point will be around 62F with an average humidity of 67%. Winds will be 4 mph from the SE.
Weekend Weather
- 86|64°FMostly Sunny
Day
86°FMostly sunny. High temperature around 86F. Dew point will be around 60F with an average humidity of 58%. Winds will be 3 mph from the SE.
Night
64°FClear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 64F. Dew point will be around 61F with an average humidity of 66%. Winds will be 4 mph from the E.













