National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Renton Municipal Airport (KRNT)

Lat: 47.49509°NLon: 122.21437°WElev: 23.0ft.

Overcast

57°F

14°C

Humidity 62%
Wind Speed SSW 4 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 13 Jun 10:30 PM PDT
Extended Forecast for

2 Miles S Mercer Island WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. South wind 5 to 7 mph becoming light and variable after midnight.

    Low: 51 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 70. Light and variable wind becoming west northwest around 6 mph in the afternoon.

    High: 70 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49. North northeast wind 5 to 7 mph.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 72. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 72 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 51. North wind 5 to 7 mph becoming calm in the evening.

    Low: 51 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 11am. Mostly sunny, with a high near 72.

    High: 72 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 51. South wind 5 to 7 mph becoming light and variable after midnight.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 70. Light and variable wind becoming west northwest around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 49. North northeast wind 5 to 7 mph.
Sunday
Sunny, with a high near 72. Calm wind becoming north northwest around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 51. North wind 5 to 7 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
A slight chance of showers after 11am. Mostly sunny, with a high near 72.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 57.
Wednesday
A chance of showers, mainly before 11am. Partly sunny, with a high near 71.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 52.
Juneteenth
A slight chance of showers. Partly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 52.
Friday
A chance of showers. Partly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Mercer Island WA
 47.53°N 122.23°W (Elev. 200 ft)
Last Update:
9:40 pm PDT Jun 13, 2025
Forecast Valid:
10pm PDT Jun 13, 2025-6pm PDT Jun 20, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation