10-Day Weather Forecast - Union, IA

Sunny with highs in the mid 90s. South winds 5 to 10 mph. Heat index values up to 104 in the afternoon.

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

Sunny with highs in the lower 90s. East winds around 5 mph. Heat index values up to 102.

Mostly clear. Humid with lows in the upper 60s. East winds around 5 mph. Heat index values up to 100 early in the evening.

Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 20 percent.

Partly cloudy. Lows in the mid 60s.

Mostly sunny. Highs in the upper 80s.

Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the upper 60s. Chance of rain 20 percent.

Mostly sunny with a slight chance of thunderstorms. A chance of showers, mainly in the morning. Highs in the mid 90s. Chance of rain 30 percent. Heat index values up to 100 in the afternoon.

Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy with showers likely with a chance of thunderstorms after midnight. Lows in the lower 70s. Chance of rain 60 percent.

Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning. Highs around 90. Chance of rain 50 percent.

Partly cloudy. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the mid 60s. Chance of rain 30 percent.

Mostly sunny. A slight chance of showers in the morning. Highs in the mid 80s. Chance of rain 20 percent.

Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 64F. Dew point will be around 67F with an average humidity of 94%. Winds will be 2 mph from the E.

Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 76F. Dew point will be around 68F with an average humidity of 89%. Winds will be 4 mph from the SE.

Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 65F. Dew point will be around 66F with an average humidity of 88%. Winds will be 6 mph from the SE.

Sunny. High temperature around 77F. Dew point will be around 68F with an average humidity of 87%. Winds will be 5 mph from the SE.

Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 65F. Dew point will be around 67F with an average humidity of 91%. Winds will be 4 mph from the SE.