10-Day Weather Forecast - Union, WA

Sunny. Highs in the mid to upper 50s. Light wind.

Partly cloudy in the evening then becoming mostly cloudy. A slight chance of rain. Lows in the lower to mid 40s. Southwest wind around 10 mph in the evening becoming light.

Rain likely in the morning then rain in the afternoon. Rainfall amounts a quarter to a half inch possible. Highs near 50. South wind to 10 mph increasing to 10 to 15 mph in the afternoon.

Showers and a slight chance of thunderstorms in the evening then rain at times after midnight. Lows in the lower 40s.

Rain at times. Highs near 50.

Rain at times in the evening then rain likely after midnight. Lows near 40.

Rain at times. Highs near 50.

Rain at times in the evening then rain likely after midnight. Lows near 40.

Rain likely in the morning then rain at times in the afternoon. Highs near 50.

Rain at times in the evening then rain likely after midnight. Lows near 40.

Rain at times. Highs near 50.

Partly cloudy with a chance of rain. Chance of precipitation 55%. Low temperature around 41F. Dew point will be around 42F with an average humidity of 93%. Winds will be 9 mph from the SW.

Partly cloudy with a chance of rain. Chance of precipitation 50%. High temperature around 49F. Dew point will be around 40F with an average humidity of 83%. Winds will be 9 mph from the SW.

Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 35F. Dew point will be around 35F with an average humidity of 87%. Winds will be 6 mph from the SW.

Cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 45F. Dew point will be around 36F with an average humidity of 80%. Winds will be 6 mph from the SW.

Cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 35F. Dew point will be around 35F with an average humidity of 91%. Winds will be 5 mph from the SW.

Partly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 46F. Dew point will be around 38F with an average humidity of 81%. Winds will be 6 mph from the SW.

Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 34F. Dew point will be around 35F with an average humidity of 89%. Winds will be 4 mph from the SW.