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.

Mostly Cloudy

46°F

8°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 12 Nov 03:20 AM PST
Extended Forecast for

3 Miles SW Sammamish WA

  • Overnight

    Overnight: A 30 percent chance of rain. Cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 1pm. Mostly cloudy, with a high near 60. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain. Low around 51. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Rain

  • Thursday

    Thursday: Rain. High near 60. South wind 3 to 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 47. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain

  • Friday

    Friday: Rain. High near 55. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 47. Chance of precipitation is 80%.

    Low: 47 °F

    Rain

  • Saturday

    Saturday: Rain. Cloudy, with a high near 59.

    High: 59 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Rain Likely

Detailed Forecast

Overnight
A 30 percent chance of rain. Cloudy, with a low around 45. Calm wind.
Wednesday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 60. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain. Low around 51. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. High near 60. South wind 3 to 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 47. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 55. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain. Low around 47. Chance of precipitation is 80%.
Saturday
Rain. Cloudy, with a high near 59.
Saturday Night
Rain likely. Mostly cloudy, with a low around 50.
Sunday
Rain. Mostly cloudy, with a high near 58.
Sunday Night
Rain likely. Patchy fog. Otherwise, mostly cloudy, with a low around 43.
Monday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 53.
Monday Night
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 40.
Tuesday
A chance of rain. Mostly cloudy, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Sammamish WA
 47.58°N 122.09°W (Elev. 200 ft)
Last Update:
1:25 am PST Nov 12, 2025
Forecast Valid:
3am PST Nov 12, 2025-6pm PST Nov 18, 2025
 
Forecast Discussion
 
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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