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.

Mist

39°F

4°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 39°F (4°C)
Visibility 5.00 mi
Last update 02 Jan 05:55 AM PST
Extended Forecast for

Chimacum WA

  • Today

    Today: Rain likely, mainly after 2pm. Mostly cloudy, with a high near 47. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Chance Rain
    then Rain
    Likely

  • Tonight

    Tonight: Rain likely, mainly before 10pm. Cloudy, with a low around 39. South southeast wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Rain Likely

  • Saturday

    Saturday: Rain. High near 51. South southeast wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 39. South southeast wind 11 to 15 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain

  • Sunday

    Sunday: Rain. High near 48. South southeast wind 10 to 18 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 34. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Rain Likely

  • Monday

    Monday: A 30 percent chance of rain, mainly before 4pm. Partly sunny, with a high near 45.

    High: 45 °F

    Chance Rain

  • Monday Night

    Monday Night: A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 10am. Cloudy, with a high near 45.

    High: 45 °F

    Rain Likely

Detailed Forecast

Today
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 47. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely, mainly before 10pm. Cloudy, with a low around 39. South southeast wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. High near 51. South southeast wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 39. South southeast wind 11 to 15 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. High near 48. South southeast wind 10 to 18 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 34. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 30 percent chance of rain, mainly before 4pm. Partly sunny, with a high near 45.
Monday Night
A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 33.
Tuesday
Rain likely, mainly after 10am. Cloudy, with a high near 45.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 32.
Wednesday
Rain likely. Mostly cloudy, with a high near 44.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 30.
Thursday
A chance of rain. Partly sunny, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chimacum WA
 48.02°N 122.76°W (Elev. 194 ft)
Last Update:
1:25 am PST Jan 2, 2026
Forecast Valid:
6am PST Jan 2, 2026-6pm PST Jan 8, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation