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

54°F

12°C

Humidity 62%
Wind Speed W 8 MPH
Barometer 29.81 in (1009.48 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 09 Oct 07:15 PM PDT
Extended Forecast for

3 Miles WSW Chimacum WA

  • Tonight

    Tonight: A slight chance of rain between 10pm and 2am. Partly cloudy, with a low around 43. West northwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 9am. Partly sunny, then gradually becoming sunny, with a high near 56. Light and variable wind becoming northwest 6 to 11 mph in the afternoon.

    High: 56 °F

    Slight Chance
    Rain then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45. Northwest wind 11 to 15 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 57. Northwest wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 57 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 42. West northwest wind 5 to 11 mph.

    Low: 42 °F

    Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of rain between 10pm and 2am. Partly cloudy, with a low around 43. West northwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 20%.
Saturday
A 20 percent chance of rain before 9am. Partly sunny, then gradually becoming sunny, with a high near 56. Light and variable wind becoming northwest 6 to 11 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 45. Northwest wind 11 to 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 57. Northwest wind 11 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Clear, with a low around 42. West northwest wind 5 to 11 mph.
Columbus Day
Sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Partly sunny, with a high near 58.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
A slight chance of rain before 11am. Partly sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Chimacum WA
 48.01°N 122.82°W (Elev. 610 ft)
Last Update:
12:30 pm PDT Oct 9, 2026
Forecast Valid:
7pm PDT Oct 9, 2026-6pm PDT Oct 16, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation