10-Day Weather Forecast - Union, MO

Mostly cloudy with a chance of sprinkles and flurries in the morning then sunny in the afternoon. Much cooler with highs in the upper 30s. Temperature falling into the lower 30s in the afternoon. Northwest winds 10 to 15 mph with gusts up to 30 mph.

Clear. Much cooler with lows around 16. Northwest winds 5 to 10 mph with gusts up to 25 mph.

Sunny. Highs in the mid 30s. Northwest winds around 5 mph becoming southwest in the afternoon.

Mostly cloudy with a slight chance of snow in the evening then partly cloudy after midnight. Not as cool. Near steady temperature in the lower 30s. Temperature rising into the lower 30s after midnight. Chance of snow 20 percent.

Mostly cloudy. Highs in the mid 40s. Lows around 20.

Mostly cloudy. Highs in the mid 40s. Lows around 20.

Partly sunny. Much cooler with highs in the upper 20s.

Mostly clear. Lows around 10 above. Highs in the mid 30s. Wind chill values as low as zero.

Mostly clear. Lows around 10 above. Highs in the mid 30s. Wind chill values as low as zero.

Mostly clear. Lows around 20. Highs in the mid 30s.

Mostly clear. Lows around 20. Highs in the mid 30s.

Mostly clear. Low temperature around 14F. Dew point will be around 6F with an average humidity of 61%. Winds will be 4 mph from the NW.

Sunny. High temperature around 38F. Dew point will be around 11F with an average humidity of 50%. Winds will be 2 mph from the S.

Clear. Low temperature around 23F. Dew point will be around 14F with an average humidity of 63%. Winds will be 4 mph from the SE.

Partly cloudy. High temperature around 44F. Dew point will be around 27F with an average humidity of 64%. Winds will be 5 mph from the S.

Cloudy. Low temperature around 31F. Dew point will be around 28F with an average humidity of 80%. Winds will be 3 mph from the SE.

Cloudy with a slight chance of rain-snow mix. Chance of precipitation 30%. High temperature around 43F. Dew point will be around 32F with an average humidity of 77%. Winds will be 4 mph from the E.

Cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 35F. Dew point will be around 33F with an average humidity of 87%. Winds will be 3 mph from the SE.