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

54°F

12°C

Humidity 80%
Wind Speed ESE 3 MPH
Barometer 29.51 in (999.32 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 03 Jan 12:53 PM PST
Extended Forecast for

2 Miles E Newcastle WA

  • This Afternoon

    This Afternoon: Rain likely, mainly after 4pm. Mostly cloudy, with a high near 50. South southeast wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Rain Likely

  • Tonight

    Tonight: Rain. Low around 43. East southeast wind 8 to 15 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain

  • Sunday

    Sunday: Rain. High near 45. South wind 13 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 4am. Low around 37. South wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain

  • Monday

    Monday: A 40 percent chance of rain, mainly before 10am. Partly sunny, with a high near 41. South southwest wind around 7 mph.

    High: 41 °F

    Chance Rain

  • Monday Night

    Monday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 35. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance Rain
    then Rain
    Likely

  • Tuesday

    Tuesday: Rain. High near 39. Chance of precipitation is 80%.

    High: 39 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Rain

  • Wednesday

    Wednesday: Rain likely. Mostly cloudy, with a high near 40.

    High: 40 °F

    Rain Likely

Detailed Forecast

This Afternoon
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 50. South southeast wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 43. East southeast wind 8 to 15 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. High near 45. South wind 13 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain, mainly before 4am. Low around 37. South wind around 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A 40 percent chance of rain, mainly before 10am. Partly sunny, with a high near 41. South southwest wind around 7 mph.
Monday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 35. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 39. Chance of precipitation is 80%.
Tuesday Night
Rain. Mostly cloudy, with a low around 35.
Wednesday
Rain likely. Mostly cloudy, with a high near 40.
Wednesday Night
Rain likely before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 33.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 41.
Thursday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 35.
Friday
A slight chance of rain and snow. Mostly cloudy, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Newcastle WA
 47.53°N 122.11°W (Elev. 1237 ft)
Last Update:
7:01 am PST Jan 3, 2026
Forecast Valid:
1pm PST Jan 3, 2026-6pm PST Jan 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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