Current conditions at

Renton Municipal Airport (KRNT)

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

Overcast

48°F

9°C

Humidity 87%
Wind Speed ESE 6 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 09 Dec 03:00 AM PST
Extended Forecast for

3 Miles E Newcastle WA

Flood Watch December 9, 03:25am until December 12, 04:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch December 9, 03:25am until December 12, 04:00pm

    NOW until 4:00pm Fri

    Flood Watch

  • Overnight

    Low: 43 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 1pm.  Cloudy, with a steady temperature around 45. South southeast wind 3 to 7 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Chance Rain
    then Rain
    Likely

  • Tuesday Night

    Tuesday Night: Rain.  Patchy fog before midnight. Temperature rising to around 53 by 3am. Breezy, with a southwest wind 13 to 22 mph, with gusts as high as 29 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 44 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: Rain.  High near 53. South southwest wind 11 to 17 mph, with gusts as high as 22 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 53 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 47. South southwest wind around 15 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 47 °F

    Rain

  • Thursday

    Thursday: Rain.  High near 50. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 46. Chance of precipitation is 60%.

    Low: 46 °F

    Rain Likely

  • Friday

    Friday: A chance of rain.  Mostly cloudy, with a high near 51.

    High: 51 °F

    Chance Rain

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly after 4am. Cloudy, with a low around 43. South southeast wind around 10 mph.
Tuesday
Rain likely, mainly after 1pm. Cloudy, with a steady temperature around 45. South southeast wind 3 to 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain. Patchy fog before midnight. Temperature rising to around 53 by 3am. Breezy, with a southwest wind 13 to 22 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Rain. High near 53. South southwest wind 11 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Wednesday Night
Rain. Low around 47. South southwest wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Thursday
Rain. High near 50. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Friday
A chance of rain. Mostly cloudy, with a high near 51.
Friday Night
A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 45.
Saturday
A chance of rain, mainly after 10am. Mostly cloudy, with a high near 51.
Saturday Night
Rain likely. Mostly cloudy, with a low around 46.
Sunday
Rain likely. Mostly cloudy, with a high near 49.
Sunday Night
Rain. Mostly cloudy, with a low around 45.
Monday
Rain. Cloudy, with a high near 52.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Newcastle WA
 47.53°N 122.11°W (Elev. 1237 ft)
1:26 am PST Dec 9, 2025
3am PST Dec 9, 2025-6pm PST Dec 15, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database