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.

Fog

37°F

3°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.66 in (1004.4 mb)
Dewpoint 37°F (3°C)
Visibility 0.25 mi
Last update 25 Dec 12:55 AM PST
Extended Forecast for

Chimacum WA

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 36. Calm wind.

    Low: 36 °F

    Mostly Cloudy

  • Christmas Day

    Christmas Day: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 44. Northwest wind 5 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 44 °F

    Slight Chance
    Rain then
    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 33. Light south southeast wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Rain Likely

  • Friday

    Friday: Rain, mainly before 4pm. High near 44. South wind 6 to 8 mph becoming west northwest in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 44 °F

    Rain

  • Friday Night

    Friday Night: A 40 percent chance of rain before 10pm. Partly cloudy, with a low around 28. West wind around 7 mph.

    Low: 28 °F

    Chance Rain
    then Partly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Saturday Night

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

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

  • Sunday Night

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

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 36. Calm wind.
Christmas Day
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 44. Northwest wind 5 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 33. Light south southeast wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain, mainly before 4pm. High near 44. South wind 6 to 8 mph becoming west northwest in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A 40 percent chance of rain before 10pm. Partly cloudy, with a low around 28. West wind around 7 mph.
Saturday
Partly sunny, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 29.
Sunday
Mostly cloudy, with a high near 42.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Mostly cloudy, with a high near 45.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Mostly cloudy, with a high near 46.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 34.
Wednesday
A chance of rain. Mostly cloudy, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chimacum WA
 48.02°N 122.76°W (Elev. 194 ft)
Last Update:
7:01 pm PST Dec 24, 2025
Forecast Valid:
1am PST Dec 25, 2025-6pm PST Dec 31, 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