10-Day Weather Forecast - Union, WA

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  • 45|37°F
    Rain
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    Today

    45°F

    Mostly cloudy with likely rain. Chance of precipitation 100%. High temperature around 45F. Dew point will be around 40F with an average humidity of 93%. Winds will be 9 mph from the SW.

    Tonight

    37°F

    Rain and snow in the evening then rain and snow likely after midnight. No snow accumulation. Lows in the 30s. South wind around 10 mph in the evening becoming light.

    Hourly details
  • Day

    41°F

    Mostly sunny. A slight chance of rain in the morning. Highs in the lower to mid 40s. Light wind.

    Night

    34°F

    Mostly cloudy. Rain and snow likely after midnight. Lows in the 30s. Light wind becoming southwest around 10 mph after midnight.

    Hourly details
  • Day

    40°F

    Rain and snow in the morning then rain in the afternoon. Highs in the lower to mid 40s. South wind 10 to 15 mph. Gusts to 30 mph in the afternoon.

    Night

    36°F

    Cloudy with rain at times in the evening then mostly cloudy with rain and snow likely after midnight. Lows in the 30s. Southwest wind 10 to 15 mph with gusts to 25 mph.

    Hourly details
  • Day

    38°F

    Rain and snow in the morning then rain at times in the afternoon. Highs in the lower 40s.

    Night

    34°F

    Rain and snow. Snow level near 1500 feet. Lows in the lower 30s.

    Hourly details
  • Day

    42°F

    Rain and snow. Snow level near 1500 feet. Highs in the lower to mid 40s.

    Night

    39°F

    Rain and snow in the evening then rain and snow likely after midnight. Lows in the mid to upper 30s.

    Hourly details
  • Day

    45°F

    Mostly cloudy. A chance of rain and snow in the morning then a chance of rain in the afternoon. Highs in the mid to upper 40s.

    Night

    35°F

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

    Hourly details
  • Weekend Weather

  • Day

    47°F

    Mostly cloudy. A slight chance of rain in the morning then a chance of rain in the afternoon. Highs in the upper 40s.

    Night

    39°F

    Mostly cloudy with a chance of rain. Lows near 40.

  • Day

    46°F

    Mostly cloudy. A chance of rain in the morning then a slight chance of rain in the afternoon. Highs near 50.

    Night

    39°F

    Partly cloudy. Low temperature around 39F. Dew point will be around 36F with an average humidity of 85%. Winds will be 2 mph from the SW.

  • Day

    45°F

    Mostly cloudy. High temperature around 45F. Dew point will be around 39F with an average humidity of 83%. Winds will be 2 mph from the SW.

    Night

    40°F

    Partly cloudy. Low temperature around 40F. Dew point will be around 36F with an average humidity of 82%. Winds will be 2 mph from the SW.

  • Day

    46°F

    Partly cloudy. High temperature around 46F. Dew point will be around 39F with an average humidity of 81%. Winds will be 2 mph from the SW.

    Night

    40°F

    Partly cloudy. Low temperature around 40F. Dew point will be around 36F with an average humidity of 80%. Winds will be 2 mph from the SW.