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Above Average Temperatures for the West and Central Plains; Lake Effect Snow Continues

Well above average temperatures will prevail across the Plains and the West Coast this week, while a cold front will bring Arctic air to the South and East Coast Thursday and Friday. Lake effect snow is forecast downwind of the Great Lakes through Thursday along and behind the Arctic front, as well as mountain snow across the Southern Appalachians. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Overcast

54°F

12°C

Humidity 93%
Wind Speed NNW 8 MPH
Barometer 30.39 in (1029.12 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 13 Jan 05:20 PM PST
Extended Forecast for

Sammamish WA

  • Tonight

    Tonight: Widespread dense fog, mainly between 10pm and midnight. Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Dense Fog

  • Wednesday

    Wednesday: Areas of fog before 11am. Otherwise, partly sunny, with a high near 52. Calm wind.

    High: 52 °F

    Areas Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Widespread dense fog, mainly before midnight. Otherwise, mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Dense Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 51. Light north northeast wind.

    High: 51 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
Widespread dense fog, mainly between 10pm and midnight. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Wednesday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 52. Calm wind.
Wednesday Night
Widespread dense fog, mainly before midnight. Otherwise, mostly cloudy, with a low around 41. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 51. Light north northeast wind.
Thursday Night
Partly cloudy, with a low around 36. Calm wind.
Friday
Sunny, with a high near 53.
Friday Night
Mostly clear, with a low around 37.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 36.
M.L.King Day
Mostly sunny, with a high near 50.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Mostly cloudy, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sammamish WA
 47.6°N 122.03°W (Elev. 463 ft)
Last Update:
1:26 pm PST Jan 13, 2026
Forecast Valid:
5pm PST Jan 13, 2026-6pm PST Jan 20, 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