10-Day Weather Forecast - Postville, IA

Mostly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then a slight chance of showers in the afternoon. Hot with highs around 90. Southwest winds around 5 mph. Chance of rain 50 percent. Heat index values up to 100 in the afternoon.

Partly cloudy. Humid with lows in the upper 60s. Southwest winds around 5 mph, becoming northwest after midnight. Heat index values up to 100 early in the evening.

Mostly sunny. Highs in the upper 80s. Northeast winds around 5 mph.

Partly cloudy. Lows in the mid 60s. Light winds.

Mostly cloudy. Highs in the lower 80s.

Mostly cloudy. Lows in the lower 60s.

Mostly cloudy. Highs in the lower 80s.

Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 40 percent.

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

Showers likely and a chance of thunderstorms. Lows in the upper 60s. Chance of rain 60 percent.

Partly sunny. Highs in the mid 80s.

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

Mostly sunny. Highs in the lower 80s.

Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 62F. Dew point will be around 62F with an average humidity of 85%. Winds will be 2 mph from the NE.

Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 73F. Dew point will be around 61F with an average humidity of 78%. Winds will be 2 mph from the SE.

Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 63F. Dew point will be around 63F with an average humidity of 85%. Winds will be 4 mph from the SE.

Sunny. High temperature around 76F. Dew point will be around 62F with an average humidity of 75%. Winds will be 4 mph from the S.

Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 63F. Dew point will be around 63F with an average humidity of 85%. Winds will be 3 mph from the S.