Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Overcast

46°F

8°C

Humidity 75%
Wind Speed S 9 MPH
Barometer 30.32 in (1026.75 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 27 Feb 08:00 AM PST
Extended Forecast for

3 Miles SE Newcastle WA

  • Today

    Today: A slight chance of rain before 10am, then a slight chance of rain after 11am.  Mostly cloudy, with a high near 49. South southwest wind 7 to 9 mph.  Chance of precipitation is 20%.

    High: 49 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. Light northeast wind.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 51. North wind 3 to 8 mph.

    High: 51 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34. Northeast wind 3 to 6 mph.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 54. Light and variable wind becoming north northwest around 5 mph in the afternoon.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Rain likely, mainly after 4pm.  Mostly cloudy, with a high near 56.

    High: 56 °F

    Rain Likely

Detailed Forecast

Today
A slight chance of rain before 10am, then a slight chance of rain after 11am. Mostly cloudy, with a high near 49. South southwest wind 7 to 9 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 37. Light northeast wind.
Saturday
Partly sunny, with a high near 51. North wind 3 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 34. Northeast wind 3 to 6 mph.
Sunday
Sunny, with a high near 54. Light and variable wind becoming north northwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 35.
Monday
Sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 56.
Tuesday Night
Rain. Cloudy, with a low around 45.
Wednesday
Rain. Cloudy, with a high near 51.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 42.
Thursday
A chance of rain. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Newcastle WA
 47.51°N 122.1°W (Elev. 1201 ft)
7:01 am PST Feb 27, 2026
8am PST Feb 27, 2026-6pm PST Mar 5, 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