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

Port Townsend Jefferson County International Airport (K0S9)

Lat: 48.05517°NLon: 122.81159°WElev: 105.0ft.

Overcast

43°F

6°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.33 in (1027.09 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 02 Dec 08:55 PM PST
Extended Forecast for

3 Miles SW Chimacum WA

  • Tonight

    Tonight: Areas of fog after 10pm. Otherwise, mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Areas Fog

  • Wednesday

    Wednesday: A slight chance of rain between 9am and 10am. Mostly cloudy, with a high near 46. Calm wind. Chance of precipitation is 20%.

    High: 46 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain after 10pm. Mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Chance Rain

  • Thursday

    Thursday: Rain. High near 47. South southeast wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 47 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 37. Light south southeast wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain

  • Friday

    Friday: Rain. High near 52. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Rain

  • Friday Night

    Friday Night: Rain likely. Mostly cloudy, with a low around 38. Chance of precipitation is 70%.

    Low: 38 °F

    Rain Likely

  • Saturday

    Saturday: Rain, mainly before 4pm. Mostly cloudy, with a high near 50.

    High: 50 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 10pm. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Rain Likely

Detailed Forecast

Tonight
Areas of fog after 10pm. Otherwise, mostly cloudy, with a low around 33. Calm wind.
Wednesday
A slight chance of rain between 9am and 10am. Mostly cloudy, with a high near 46. Calm wind. Chance of precipitation is 20%.
Wednesday Night
A 40 percent chance of rain after 10pm. Mostly cloudy, with a low around 34. Calm wind.
Thursday
Rain. High near 47. South southeast wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 37. Light south southeast wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 52. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain likely. Mostly cloudy, with a low around 38. Chance of precipitation is 70%.
Saturday
Rain, mainly before 4pm. Mostly cloudy, with a high near 50.
Saturday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 38.
Sunday
Rain. Cloudy, with a high near 52.
Sunday Night
Rain likely. Mostly cloudy, with a low around 38.
Monday
Rain likely. Mostly cloudy, with a high near 52.
Monday Night
Rain. Cloudy, with a low around 41.
Tuesday
Rain. Cloudy, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Chimacum WA
 47.97°N 122.81°W (Elev. 400 ft)
Last Update:
7:01 pm PST Dec 2, 2025
Forecast Valid:
9pm PST Dec 2, 2025-6pm PST Dec 9, 2025
 
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