Arctic Air for the Northeast and Mid-Atlantic; Increase Moisture for Pacific Northwest; Active Pattern for Hawaii

An arctic cold front will impact the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest and Hawaii this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Rain

50°F

10°C

Humidity 93%
Wind Speed SE 4 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 07 Feb 03:35 PM PST
Extended Forecast for

Newcastle WA

  • This Afternoon

    This Afternoon: Rain, mainly before 5pm.  High near 51. South wind around 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain

  • Tonight

    Tonight: A 40 percent chance of rain, mainly before midnight.  Mostly cloudy, with a low around 42. South wind 5 to 9 mph becoming light  after midnight.

    Low: 42 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly after 4pm.  Mostly cloudy, with a high near 47. Light and variable wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Slight Chance
    Rain then
    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 40. South wind 5 to 7 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly before 4pm.  Mostly cloudy, with a high near 47. South wind around 8 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Rain Likely

  • Monday Night

    Monday Night: A 30 percent chance of rain, mainly before 10pm.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Tuesday

    Tuesday: A 20 percent chance of rain.  Mostly sunny, with a high near 51.

    High: 51 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Rain, mainly before 5pm. High near 51. South wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
A 40 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 42. South wind 5 to 9 mph becoming light after midnight.
Sunday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 47. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 40. South wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain likely, mainly before 4pm. Mostly cloudy, with a high near 47. South wind around 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 38.
Tuesday
A 20 percent chance of rain. Mostly sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 36.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
A slight chance of rain after 4am. Mostly cloudy, with a low around 40.
Thursday
A chance of rain. Mostly cloudy, with a high near 50.
Thursday Night
Rain likely. Mostly cloudy, with a low around 41.
Friday
Rain likely. Mostly cloudy, with a high near 46.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 35.
Saturday
A chance of rain and snow. Partly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
Newcastle WA
 47.53°N 122.14°W (Elev. 873 ft)
2:53 pm PST Feb 7, 2026
3pm PST Feb 7, 2026-6pm PST Feb 14, 2026
 
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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