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 ESE 4 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 39°F (4°C)
Visibility 3.00 mi
Wind Chill36°F (2°C)
Last update 02 Jan 12:15 AM PST
Extended Forecast for

Chimacum WA

  • Overnight

    Overnight: Rain, mainly before 5am. Low around 35. Calm wind. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Rain

  • Friday

    Friday: Rain likely, mainly after 2pm. Cloudy, with a high near 47. Light and variable wind. 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

  • Friday Night

    Friday Night: Rain likely, mainly before 10pm. Cloudy, with a low around 38. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Rain Likely

  • Saturday

    Saturday: Rain. High near 50. South southeast wind 7 to 14 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 39. Southeast wind around 10 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 49. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.

    Low: 36 °F

    Rain Likely

  • Monday

    Monday: A chance of rain, mainly before 4pm. Mostly cloudy, with a high near 46.

    High: 46 °F

    Chance Rain

  • Monday Night

    Monday Night: A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

Detailed Forecast

Overnight
Rain, mainly before 5am. Low around 35. Calm wind. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain likely, mainly after 2pm. Cloudy, with a high near 47. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain likely, mainly before 10pm. Cloudy, with a low around 38. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. High near 50. South southeast wind 7 to 14 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 39. Southeast wind around 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. High near 49. 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 36. Chance of precipitation is 60%.
Monday
A chance of rain, mainly before 4pm. Mostly cloudy, with a high near 46.
Monday Night
A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 34.
Tuesday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 46.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 34.
Wednesday
Rain likely. Mostly cloudy, with a high near 45.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 31.
Thursday
A chance of rain. Partly sunny, with a high near 44.
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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 Jan 1, 2026
Forecast Valid:
12am PST Jan 2, 2026-6pm PST Jan 8, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation