Weather forecast for: Copalis Beach WA
Last Update: 11:26 am PDT Sep 11, 2026
Tonight: Mostly cloudy, with a low around 53. Calm wind.
Saturday: A slight chance of rain before 2pm, then a chance of rain after 3pm. Mostly cloudy, with a high near 65. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night: Rain likely, mainly before 1am. Cloudy, with a low around 56. West wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday: A 30 percent chance of rain before 11am. Partly sunny, with a high near 64. West southwest wind 6 to 8 mph.
Sunday Night: Mostly cloudy, with a low around 56. West southwest wind 5 to 8 mph becoming calm after midnight.
Monday: Partly sunny, with a high near 64.
Monday Night: Partly cloudy, with a low around 51.
Tuesday: Mostly sunny, with a high near 67.
Tuesday Night: Mostly clear, with a low around 51.
Wednesday: Sunny, with a high near 71.
Wednesday Night: Mostly clear, with a low around 55.
Thursday: Sunny, with a high near 73.
Thursday Night: Partly cloudy, with a low around 55.
Friday: Partly sunny, with a high near 68.
WeatherWorld.com
