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 87%
Wind Speed S 10 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 06 Nov 01:15 AM PST
Extended Forecast for

2 Miles S Mercer Island WA

  • Overnight

    Overnight: Rain likely, mainly before 5am. Mostly cloudy, with a low around 51. South wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Rain Likely

  • Thursday

    Thursday: Rain. High near 58. South southeast wind 9 to 11 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Rain

  • Thursday Night

    Thursday Night: Rain and thunderstorms likely, then rain after 3am. Low around 47. South southwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Rain

  • Friday

    Friday: Rain, mainly before 4pm. High near 54. South southwest wind 8 to 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Rain

  • Friday Night

    Friday Night: A 30 percent chance of rain before 10pm. Mostly cloudy, with a low around 42. Light east wind.

    Low: 42 °F

    Chance Rain
    then Mostly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain after 4pm. Mostly cloudy, with a high near 61.

    High: 61 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance Rain

Detailed Forecast

Overnight
Rain likely, mainly before 5am. Mostly cloudy, with a low around 51. South wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. High near 58. South southeast wind 9 to 11 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain and thunderstorms likely, then rain after 3am. Low around 47. South southwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Rain, mainly before 4pm. High near 54. South southwest wind 8 to 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A 30 percent chance of rain before 10pm. Mostly cloudy, with a low around 42. Light east wind.
Saturday
Partly sunny, with a high near 56.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
A slight chance of rain after 4pm. Mostly cloudy, with a high near 61.
Sunday Night
A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 48.
Monday
A chance of rain. Mostly cloudy, with a high near 58.
Monday Night
A chance of rain. Mostly cloudy, with a low around 47.
Veterans Day
A chance of rain. Mostly cloudy, with a high near 54.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 46.
Wednesday
A chance of rain. Mostly cloudy, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
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:
1:25 am PST Nov 6, 2025
Forecast Valid:
1am PST Nov 6, 2025-6pm PST Nov 12, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation