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

Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

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

Clear

54°F

12°C

Humidity 71%
Wind Speed N 6 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 19 Apr 09:20 AM PDT
Extended Forecast for

3 Miles NNE Newcastle WA

  • Today

    Today: Partly sunny, with a high near 75. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 75 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 49. Light and variable wind.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 73. Calm wind becoming west around 5 mph in the afternoon.

    High: 73 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49. Light and variable wind becoming southwest around 5 mph.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 63. Light and variable wind.

    High: 63 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain. Mostly cloudy, with a high near 56.

    High: 56 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

  • Thursday

    Thursday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 75. Calm wind becoming northeast around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 49. Light and variable wind.
Monday
Mostly cloudy, with a high near 73. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 49. Light and variable wind becoming southwest around 5 mph.
Tuesday
A 40 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 63. Light and variable wind.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 49.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 56.
Wednesday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 46.
Thursday
Partly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 45.
Saturday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Newcastle WA
 47.59°N 122.12°W (Elev. 256 ft)
Last Update:
11:26 pm PDT Apr 18, 2026
Forecast Valid:
9am PDT Apr 19, 2026-6pm PDT Apr 25, 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