10-Day Weather Forecast - Sundown Mountain Ski Area, IA

Sunny. A slight chance of showers and thunderstorms in the morning. Hot with highs around 90. Southwest winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 103 in the afternoon.

Partly cloudy. Humid with lows around 70. West winds around 5 mph. Heat index values up to 102 early in the evening.

Mostly sunny. Humid with highs in the upper 80s. Northeast winds around 5 mph.

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

Partly cloudy. Highs in the lower 80s.

Partly cloudy. Lows in the lower 60s.

Partly sunny. Highs in the lower 80s.

Partly cloudy. Lows in the mid 60s.

Mostly sunny. A chance of showers in the morning. Highs in the upper 80s. Chance of rain 40 percent.

Partly cloudy with a chance of showers. Lows around 70. Chance of rain 50 percent.

Partly sunny. A chance of showers in the morning. Highs in the mid 80s. Chance of rain 50 percent.

Partly cloudy with a 30 percent chance of showers. Lows in the mid 60s.

Mostly sunny. Highs in the lower 80s.

Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 66F. Dew point will be around 65F with an average humidity of 83%. Winds will be 1 mph from the SW.

Partly cloudy. High temperature around 78F. Dew point will be around 66F with an average humidity of 77%. Winds will be 2 mph from the SE.

Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 66F. Dew point will be around 65F with an average humidity of 82%. Winds will be 4 mph from the SE.

Sunny. High temperature around 81F. Dew point will be around 67F with an average humidity of 74%. Winds will be 4 mph from the S.

Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 67F. Dew point will be around 66F with an average humidity of 83%. Winds will be 4 mph from the S.