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

54°F

12°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.57 in (1001.36 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 16 Nov 10:00 AM PST
Extended Forecast for

2 Miles S Mercer Island WA

  • Today

    Today: Rain, mainly after 1pm. High near 56. South wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Slight Chance
    Rain then
    Rain

  • Tonight

    Tonight: Rain likely before 10pm, then showers likely, mainly after 3am. Cloudy, with a low around 49. South wind around 5 mph becoming east after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Rain Likely

  • Monday

    Monday: Showers likely, mainly before 10am. Mostly cloudy, with a high near 53. South wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 45. Light south wind.

    Low: 45 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers, mainly before 4pm. Mostly cloudy, with a high near 51. Light southwest wind.

    High: 51 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 10pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain after 10am. Partly sunny, with a high near 53.

    High: 53 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain. Partly sunny, with a high near 54.

    High: 54 °F

    Chance Rain

Detailed Forecast

Today
Rain, mainly after 1pm. High near 56. South wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely before 10pm, then showers likely, mainly after 3am. Cloudy, with a low around 49. South wind around 5 mph becoming east after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers likely, mainly before 10am. Mostly cloudy, with a high near 53. South wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 45. Light south wind.
Tuesday
A 40 percent chance of showers, mainly before 4pm. Mostly cloudy, with a high near 51. Light southwest wind.
Tuesday Night
A 20 percent chance of showers before 10pm. Mostly cloudy, with a low around 42.
Wednesday
A 20 percent chance of rain after 10am. Partly sunny, with a high near 53.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 44.
Thursday
A chance of rain. Partly sunny, with a high near 54.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 45.
Friday
A chance of rain. Mostly cloudy, with a high near 53.
Friday Night
Rain likely. Mostly cloudy, with a low around 46.
Saturday
Rain likely. Mostly cloudy, with a high near 53.
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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:
7:01 am PST Nov 16, 2025
Forecast Valid:
10am PST Nov 16, 2025-6pm PST Nov 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation