10-Day Weather Forecast - Sisseton, SD

Mostly cloudy with a slight chance of thunderstorms in the morning, then partly sunny in the afternoon. Humid with highs in the mid 80s. Southeast winds 10 to 15 mph. Chance of rain 20 percent.

Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the mid 60s. Southeast winds 5 to 10 mph.

Partly sunny. Humid with highs in the upper 80s. East winds 5 to 10 mph.

Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the upper 60s. Southeast winds 5 to 10 mph with gusts up to 20 mph.

Mostly clear. A 40 percent chance of thunderstorms. Highs in the upper 80s.

Mostly clear. A 40 percent chance of thunderstorms. Lows in the upper 60s.

Partly sunny with a slight chance of thunderstorms. A chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 40 percent.

Partly cloudy in the evening, then becoming mostly cloudy. A 50 percent chance of thunderstorms. Lows in the lower 60s.

Mostly cloudy in the morning, then becoming partly sunny. A chance of showers with a slight chance of thunderstorms. Highs in the upper 70s. Chance of rain 50 percent.

Mostly cloudy. A chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the lower 60s. Chance of rain 50 percent.

Mostly cloudy in the morning, then becoming partly sunny. A chance of showers with a slight chance of thunderstorms. Highs in the upper 70s. Chance of rain 50 percent.

Partly cloudy with a 20 percent chance of thunderstorms. Lows in the upper 50s.

Partly sunny. Highs in the mid 70s.

Mostly clear. Low temperature around 58F. Dew point will be around 61F with an average humidity of 98%. Winds will be 5 mph from the SW.

Mostly sunny. High temperature around 71F. Dew point will be around 61F with an average humidity of 79%. Winds will be 6 mph from the W.

Mostly clear. Low temperature around 55F. Dew point will be around 58F with an average humidity of 94%. Winds will be 6 mph from the SW.

Mostly sunny. High temperature around 69F. Dew point will be around 58F with an average humidity of 78%. Winds will be 6 mph from the W.

Partly cloudy. Low temperature around 54F. Dew point will be around 56F with an average humidity of 91%. Winds will be 4 mph from the SW.