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

45°F

7°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.38 in (1028.79 mb)
Dewpoint 45°F (7°C)
Visibility 1.75 mi
Last update 15 Oct 01:35 AM PDT
Extended Forecast for

3 Miles SW Chimacum WA

  • Overnight

    Overnight: Mostly clear, with a low around 43. Northwest wind 3 to 5 mph.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65. Light and variable wind.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47. Light south southeast wind.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 69. Light and variable wind.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 46. Light and variable wind.

    Low: 46 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Rain likely, mainly before 11am. Partly sunny, with a high near 60. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Rain Likely
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 43. Northwest wind 3 to 5 mph.
Thursday
Sunny, with a high near 65. Light and variable wind.
Thursday Night
Mostly clear, with a low around 47. Light south southeast wind.
Friday
Mostly sunny, with a high near 69. Light and variable wind.
Friday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 46. Light and variable wind.
Saturday
Rain likely, mainly before 11am. Partly sunny, with a high near 60. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Partly sunny, with a high near 56.
Sunday Night
Mostly cloudy, with a low around 38.
Monday
A slight chance of rain after 11am. Mostly cloudy, with a high near 56.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Chimacum WA
 47.97°N 122.81°W (Elev. 400 ft)
Last Update:
12:50 am PDT Oct 15, 2026
Forecast Valid:
1am PDT Oct 15, 2026-6pm PDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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