Union, Washington Weather
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Weather Forecast for Union, Washington : Mason County
Issued: 7:28 am PDT May 13, 2025 Latitude: 47.3550934 Longitude: -123.1009872 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
Partly Sunny on Today 10% chance of rain on Tonight Mostly Sunny on Wednesday 30% chance of rain on Thursday 40% chance of rain on Friday 20% chance of rain on Saturday Partly Sunny on Sunday 20% chance of rain on Monday
High: 63°F Low: 48°F High: 60°F High: 55°F High: 58°F High: 62°F High: 64°F High: 63°F
Low: 44°F Low: 47°F Low: 49°F Low: 47°F Low: 47°F  
Partly Sunny Rain Mostly Sunny Rain Rain Rain Partly Sunny Rain
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Current Conditions at
TACOMA - (KTIW)
52°
Cloudy
as of 8:35 AM PDST
Rel. Humidity: 81%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: MVFR
Wind Data
10 MPH
190° South
Cloud Level(s): Broken at 2100ft, Solid Overcast at 10000ft
Partly Sunny on Today Today... Partly sunny, with a high near 63. South southwest wind 6 to 13 mph.
10% chance of rain Tonight Tonight... A 10 percent chance of rain after 5am. Increasing clouds, with a low around 48. West southwest wind 10 to 15 mph.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 60. West southwest wind 9 to 13 mph.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 44. West wind 6 to 11 mph becoming light and variable after midnight.
30% chance of rain Thursday Thursday... A 30 percent chance of rain after 11am. Mostly cloudy, with a high near 55. Calm wind becoming southwest 5 to 9 mph in the afternoon.
40% chance of rain Thursday Night Thursday Night... A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 47.
40% chance of rain Friday Friday... A 40 percent chance of rain. Mostly cloudy, with a high near 58.
20% chance of rain Friday Night Friday Night... A chance of rain. Mostly cloudy, with a low around 49.
20% chance of rain Saturday Saturday... A chance of rain. Mostly cloudy, with a high near 62.
10% chance of thunderstorms Saturday Night Saturday Night... A slight chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 47.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 64.
10% chance of rain Sunday Night Sunday Night... A slight chance of rain. Partly cloudy, with a low around 47.
20% chance of rain Monday Monday... A chance of rain. Partly sunny, with a high near 63.
Sun Almanac for Union, Washington
Sunrise: 05:37 AM
Sunset: 8:40 PM
Civil Sunrise:05:01 AM
Civil Sunset: 9:16 PM
Nautical Sunrise: 04:14 AM
Nautical Sunset: 10:03 PM
Astro Sunrise: 03:17 AM
Astro Sunset: 11:00 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.