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.

Clear

37°F

3°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 31 Dec 04:35 PM PST
Extended Forecast for

Chimacum WA

  • Tonight

    Tonight: Patchy fog. Widespread frost between 7pm and 1am. Otherwise, mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Frost and
    Patchy Fog

  • New Year's Day

    New Year's Day: A 30 percent chance of rain, mainly after 4pm. Patchy fog before 1pm. Otherwise, cloudy, with a high near 44. Calm wind.

    High: 44 °F

    Patchy Fog
    then Chance
    Rain and
    Areas Fog

  • Thursday Night

    Thursday Night: Rain likely, mainly after 10pm. Cloudy, with a low around 35. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Rain Likely

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 48. South southeast wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely. Cloudy, with a low around 39. Southeast wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Rain Likely

  • Saturday

    Saturday: Rain. High near 50. 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 38. Chance of precipitation is 80%.

    Low: 38 °F

    Rain

  • Sunday

    Sunday: Rain likely. Mostly cloudy, with a high near 49.

    High: 49 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Rain Likely

Detailed Forecast

Tonight
Patchy fog. Widespread frost between 7pm and 1am. Otherwise, mostly cloudy, with a low around 30. Calm wind.
New Year's Day
A 30 percent chance of rain, mainly after 4pm. Patchy fog before 1pm. Otherwise, cloudy, with a high near 44. Calm wind.
Thursday Night
Rain likely, mainly after 10pm. Cloudy, with a low around 35. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain likely. Mostly cloudy, with a high near 48. South southeast wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain likely. Cloudy, with a low around 39. Southeast wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. High near 50. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 38. Chance of precipitation is 80%.
Sunday
Rain likely. Mostly cloudy, with a high near 49.
Sunday Night
Rain likely. Mostly cloudy, with a low around 37.
Monday
A chance of rain. Mostly cloudy, with a high near 47.
Monday Night
A chance of rain. Mostly cloudy, with a low around 35.
Tuesday
A chance of rain. Mostly cloudy, with a high near 46.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 35.
Wednesday
Rain likely. 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:
1:25 pm PST Dec 31, 2025
Forecast Valid:
4pm PST Dec 31, 2025-6pm PST Jan 7, 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