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

50°F

10°C

Humidity 81%
Wind Speed ESE 6 MPH
Barometer 30.4 in (1029.46 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 02 Nov 10:55 AM PST
Extended Forecast for

Chimacum WA

  • Today

    Today: A 20 percent chance of showers between 2pm and 3pm. Partly sunny, with a high near 53. Southeast wind around 6 mph.

    High: 53 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of rain after 10am. Mostly cloudy, with a high near 51. Calm wind becoming north around 5 mph in the afternoon.

    High: 51 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 39. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 39 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 4pm. Partly sunny, with a high near 54. Southeast wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain. Low around 43. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Rain

  • Wednesday

    Wednesday: Rain. High near 56. Chance of precipitation is 100%.

    High: 56 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Cloudy, with a low around 43.

    Low: 43 °F

    Rain

  • Thursday

    Thursday: Rain. Cloudy, with a high near 55.

    High: 55 °F

    Rain

Detailed Forecast

Today
A 20 percent chance of showers between 2pm and 3pm. Partly sunny, with a high near 53. Southeast wind around 6 mph.
Tonight
Mostly cloudy, with a low around 40. Calm wind.
Monday
A 20 percent chance of rain after 10am. Mostly cloudy, with a high near 51. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 39. Calm wind becoming south southeast around 5 mph after midnight.
Tuesday
Rain likely, mainly after 4pm. Partly sunny, with a high near 54. Southeast wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain. Low around 43. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 56. Chance of precipitation is 100%.
Wednesday Night
Rain. Cloudy, with a low around 43.
Thursday
Rain. Cloudy, with a high near 55.
Thursday Night
Rain. Cloudy, with a low around 42.
Friday
Rain. Cloudy, with a high near 54.
Friday Night
Rain likely. Mostly cloudy, with a low around 39.
Saturday
A chance of rain. Mostly cloudy, with a high near 51.
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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 am PST Nov 2, 2025
Forecast Valid:
11am PST Nov 2, 2025-6pm PST Nov 8, 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