10-Day Weather Forecast - Union, WA

Mostly cloudy. A slight chance of rain showers late in the morning. Rain showers early in the afternoon. A chance of rain showers late in the afternoon. Patchy fog in the afternoon. Rainfall amounts a tenth to a quarter of an inch possible. Highs in the lower to mid 40s. Northeast wind 10 to 15 mph.

Mostly cloudy. Patchy fog until early morning. Areas of fog in the morning. Rain showers likely in the evening then a chance of rain showers after midnight. Rainfall amounts a tenth to a quarter of an inch possible. Lows in the mid 30s to lower 40s. Light wind becoming south around 10 mph after midnight.

Patchy fog in the morning. Rain showers through the day. Snow showers early in the afternoon. No snow accumulation. Highs in the lower to mid 40s. Southwest wind 10 to 20 mph. Gusts to 30 mph in the afternoon.

Mostly cloudy with rain and snow showers likely in the evening then partly cloudy with a slight chance of rain showers after midnight. Snow level near 1000 feet. Lows near 30. Southwest wind 10 to 20 mph becoming west 10 to 15 mph after midnight. Gusts to 30 mph.

Mostly sunny. Highs near 40. West wind around 10 mph in the morning becoming light.

Mostly cloudy. Lows near 30.

Partly sunny. Highs in the lower 40s.

Mostly cloudy. Lows in the lower to mid 30s.

Mostly cloudy. Highs in the mid to upper 40s.

Mostly cloudy. Lows in the mid 30s.

Mostly cloudy. Highs in the mid to upper 40s.

Mostly cloudy. A slight chance of rain showers in the evening then a chance of rain showers after midnight. Lows in the mid to upper 30s.

Mostly cloudy with a chance of rain showers. Highs in the mid to upper 40s.

Cloudy with a chance of rain. Chance of precipitation 60%. Low temperature around 38F. Dew point will be around 37F with an average humidity of 90%. Winds will be 4 mph from the SW.

Cloudy with a chance of rain. Chance of precipitation 60%. High temperature around 44F. Dew point will be around 37F with an average humidity of 86%. Winds will be 5 mph from the SW.

Cloudy with a chance of rain. Chance of precipitation 60%. Low temperature around 35F. Dew point will be around 35F with an average humidity of 91%. Winds will be 4 mph from the SW.

Mostly cloudy with a chance of rain. Chance of precipitation 50%. High temperature around 41F. Dew point will be around 35F with an average humidity of 87%. Winds will be 4 mph from the SW.

Mostly cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 34F. Dew point will be around 33F with an average humidity of 90%. Winds will be 3 mph from the SW.

Cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 41F. Dew point will be around 34F with an average humidity of 87%. Winds will be 3 mph from the SW.

Cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 35F. Dew point will be around 33F with an average humidity of 89%. Winds will be 2 mph from the SW.