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.

Partly Cloudy

36°F

2°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.54 in (1000.34 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 26 Dec 05:55 AM PST
Extended Forecast for

Chimacum WA

  • Today

    Today: Rain. High near 43. South wind around 7 mph becoming west northwest in the afternoon. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Rain

  • Tonight

    Tonight: Rain likely, mainly before 11pm. Partly cloudy, with a low around 30. West northwest wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 30 °F

    Rain Likely
    then Partly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 39. Wind chill values between 24 and 33. Northwest wind around 8 mph.

    High: 39 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 41. Southeast wind 3 to 6 mph.

    High: 41 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy

Detailed Forecast

Today
Rain. High near 43. South wind around 7 mph becoming west northwest in the afternoon. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely, mainly before 11pm. Partly cloudy, with a low around 30. West northwest wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 39. Wind chill values between 24 and 33. Northwest wind around 8 mph.
Saturday Night
Mostly cloudy, with a low around 29. Calm wind.
Sunday
Mostly cloudy, with a high near 41. Southeast wind 3 to 6 mph.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Mostly cloudy, with a high near 44.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
Mostly cloudy, with a high near 46.
Tuesday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 34.
Wednesday
A chance of rain. Cloudy, with a high near 47.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 35.
New Year's Day
Rain likely. Mostly cloudy, with a high near 47.
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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:
3:01 am PST Dec 26, 2025
Forecast Valid:
6am PST Dec 26, 2025-6pm PST Jan 1, 2026
 
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