7-Day Forecast 47.55°N 122.24°W (Text-Only)
NWS Forecast for: Mercer Island WA
Issued by: National Weather Service Seattle, WA
Last Update: 9:40 pm PDT Jun 13, 2024
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  • Overnight

    Overnight: Mostly clear, with a low around 49. Southeast wind around 7 mph.

    Low: 49 °F

    Mostly Clear


  • Friday

    Friday: A 30 percent chance of showers, mainly after 2pm.  Partly sunny, with a high near 64. Southwest wind 7 to 10 mph.

    High: 64 °F

    Chance
    Showers

  • Friday
    Night

    Friday Night: A 40 percent chance of showers after 11pm.  Mostly cloudy, with a low around 51. South southwest wind 6 to 10 mph.

    Low: 51 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm.  High near 59. South southwest wind 8 to 10 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 59 °F

    Showers


  • Saturday
    Night

    Saturday Night: A 40 percent chance of showers and thunderstorms before 11pm.  Mostly cloudy, with a low around 49. South wind 6 to 9 mph.

    Low: 49 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 11am.  Partly sunny, with a high near 62.

    High: 62 °F

    Chance
    Showers

  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy


  • Monday

    Monday: A slight chance of showers.  Mostly cloudy, with a high near 63.

    High: 63 °F

    Slight Chance
    Showers

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy


  • Overnight: Mostly clear, with a low around 49. Southeast wind around 7 mph.

    Friday: A 30 percent chance of showers, mainly after 2pm. Partly sunny, with a high near 64. Southwest wind 7 to 10 mph.

    Friday Night: A 40 percent chance of showers after 11pm. Mostly cloudy, with a low around 51. South southwest wind 6 to 10 mph.

    Saturday: Showers and possibly a thunderstorm. High near 59. South southwest wind 8 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Saturday Night: A 40 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 49. South wind 6 to 9 mph.

    Sunday: A 30 percent chance of showers after 11am. Partly sunny, with a high near 62.

    Sunday Night: Mostly cloudy, with a low around 51.

    Monday: A slight chance of showers. Mostly cloudy, with a high near 63.

    Monday Night: Mostly cloudy, with a low around 53.

    Tuesday: A slight chance of showers after 11am. Partly sunny, with a high near 67.

    Tuesday Night: Partly cloudy, with a low around 53.

    Juneteenth: Mostly sunny, with a high near 72.

    Wednesday Night: Partly cloudy, with a low around 56.

    Thursday: Partly sunny, with a high near 74.



    Mercer Island WA
     47.55°N 122.24°W (Elev. 3 ft)

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