Current conditions at
Renton Municipal Airport (KRNT)
Lat: 47.49509°NLon: 122.21437°WElev: 23.0ft.
Mostly Cloudy
39°F
4°C
| Humidity | 80% |
| Wind Speed | N 0 MPH |
| Barometer | 30.39 in (1029.12 mb) |
| Dewpoint | 34°F (1°C) |
| Visibility | 10.00 mi |
| Last update | 27 Dec 04:00 PM PST |
Extended Forecast for
Newcastle WA
Tonight
Low: 32 °F
Mostly Cloudy
then Patchy
FogSunday
High: 41 °F
Patchy Fog
then Partly
SunnySunday Night
Low: 33 °F
Mostly Cloudy
Monday
High: 44 °F
Mostly Cloudy
Monday Night
Low: 33 °F
Mostly Cloudy
Tuesday
High: 45 °F
Partly Sunny
Tuesday Night
Low: 36 °F
Mostly Cloudy
Wednesday
High: 47 °F
Mostly Cloudy
Wednesday Night
Low: 38 °F
Slight Chance
Rain
Detailed Forecast
Tonight
Patchy fog before 2am, then patchy fog after 3am. Otherwise, mostly cloudy, with a low around 32. Calm wind.
Sunday
Patchy fog before 8am. Otherwise, increasing clouds, with a high near 41. Calm wind.
Sunday Night
Mostly cloudy, with a low around 33. Light east northeast wind.
Monday
Mostly cloudy, with a high near 44. Light east wind.
Monday Night
Mostly cloudy, with a low around 33. East wind 3 to 5 mph.
Tuesday
Partly sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Mostly cloudy, with a high near 47.
Wednesday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 38.
New Year's Day
A chance of rain. Mostly cloudy, with a high near 48.
Thursday Night
Rain likely. Cloudy, with a low around 39.
Friday
Rain likely. Mostly cloudy, with a high near 46.
Friday Night
A chance of rain. Mostly cloudy, with a low around 37.
Saturday
A chance of rain. Mostly cloudy, with a high near 45.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Newcastle WA
47.53°N 122.14°W (Elev. 873 ft)
47.53°N 122.14°W (Elev. 873 ft)
1:25 pm PST Dec 27, 2025
4pm PST Dec 27, 2025-6pm PST Jan 3, 2026
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