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

Tracking Winter Storm and Severe Weather Impacts Through This Weekend

Heavy mountain snow will continue into Thursday afternoon across the Cascades. Two fast moving storms will track from the southern Rockies to the Great Lakes Thursday and then Friday into Sunday with areas of gusty winds, and heavy snow. In the Southeast U.S., severe thunderstorms and heavy to excessive rainfall are forecast on Friday. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Mostly Cloudy

41°F

5°C

Humidity 80%
Wind Speed S 4 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 08 Jan 03:15 AM PST
Extended Forecast for

Sammamish WA

  • Overnight

    Overnight: Showers likely, mainly before 5am. Mostly cloudy, with a low around 34. Light south southwest wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Showers
    Likely

  • Thursday

    Thursday: A slight chance of rain showers before 7am, then a chance of rain and snow showers between 7am and 10am, then rain showers likely after 10am. Mostly cloudy, with a high near 43. South southwest wind 7 to 11 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 43 °F

    Chance
    Rain/Snow
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly between midnight and 1am. Mostly cloudy, with a low around 40. Light south wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Showers
    Likely

  • Friday

    Friday: A 30 percent chance of showers before 10am. Mostly cloudy, with a high near 49. Light south southeast wind.

    High: 49 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely. Mostly cloudy, with a high near 49.

    High: 49 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Rain Likely

Detailed Forecast

Overnight
Showers likely, mainly before 5am. Mostly cloudy, with a low around 34. Light south southwest wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of rain showers before 7am, then a chance of rain and snow showers between 7am and 10am, then rain showers likely after 10am. Mostly cloudy, with a high near 43. South southwest wind 7 to 11 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday Night
Showers likely, mainly between midnight and 1am. Mostly cloudy, with a low around 40. Light south wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 30 percent chance of showers before 10am. Mostly cloudy, with a high near 49. Light south southeast wind.
Friday Night
Mostly cloudy, with a low around 37. Calm wind.
Saturday
Mostly cloudy, with a high near 50.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 40.
Sunday
Rain likely. Mostly cloudy, with a high near 49.
Sunday Night
Rain likely. Mostly cloudy, with a low around 45.
Monday
Rain likely. Mostly cloudy, with a high near 54.
Monday Night
A chance of rain. Mostly cloudy, with a low around 48.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 57.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
A slight chance of rain. Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sammamish WA
 47.62°N 122.07°W (Elev. 200 ft)
Last Update:
1:25 am PST Jan 8, 2026
Forecast Valid:
3am PST Jan 8, 2026-6pm PST Jan 14, 2026
 
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