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

Renton Municipal Airport (KRNT)

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

Mostly Cloudy

45°F

7°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.58 in (1001.69 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 04 Jan 05:20 PM PST
Extended Forecast for

2 Miles NNE Newcastle WA

  • This Afternoon

    This Afternoon: Rain. High near 47. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 4am. Low around 39. South southwest wind 5 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain

  • Monday

    Monday: A 30 percent chance of rain, mainly before 7am. Partly sunny, with a high near 43. South wind 3 to 5 mph.

    High: 43 °F

    Chance Rain
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Rain, mainly after 4am. Low around 37. South wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Chance Rain
    then Rain

  • Tuesday

    Tuesday: Rain. High near 43. South wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 10pm. Low around 37. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain then
    Rain Likely

  • Wednesday

    Wednesday: Rain. High near 42. Chance of precipitation is 90%.

    High: 42 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Cloudy, with a low around 36.

    Low: 36 °F

    Rain

  • Thursday

    Thursday: Rain. Cloudy, with a high near 44.

    High: 44 °F

    Rain

Detailed Forecast

This Afternoon
Rain. High near 47. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 4am. Low around 39. South southwest wind 5 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A 30 percent chance of rain, mainly before 7am. Partly sunny, with a high near 43. South wind 3 to 5 mph.
Monday Night
Rain, mainly after 4am. Low around 37. South wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 43. South wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain, mainly before 10pm. Low around 37. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. High near 42. Chance of precipitation is 90%.
Wednesday Night
Rain. Cloudy, with a low around 36.
Thursday
Rain. Cloudy, with a high near 44.
Thursday Night
Rain likely before 10pm, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 40.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 47.
Friday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 39.
Saturday
A slight chance of rain. Mostly cloudy, with a high near 50.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 41.
Sunday
A slight chance of rain. Mostly cloudy, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Newcastle WA
 47.57°N 122.15°W (Elev. 397 ft)
Last Update:
1:25 pm PST Jan 4, 2026
Forecast Valid:
5pm PST Jan 4, 2026-6pm PST Jan 11, 2026
 
Forecast Discussion
 
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Additional Resources

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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