National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Port Townsend Jefferson County International Airport (K0S9)

Lat: 48.05517°NLon: 122.81159°WElev: 105.0ft.

Partly Cloudy

43°F

6°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 18 Apr 11:55 PM PDT
Extended Forecast for

Chimacum WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 65. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 65 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. Northwest wind around 6 mph becoming calm after midnight.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 67. Northwest wind around 6 mph.

    High: 67 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47. Light and variable wind.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 61.

    High: 61 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain. Mostly cloudy, with a high near 59.

    High: 59 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 11pm. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 44. Calm wind.
Sunday
Partly sunny, with a high near 65. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 49. Northwest wind around 6 mph becoming calm after midnight.
Monday
Mostly cloudy, with a high near 67. Northwest wind around 6 mph.
Monday Night
Partly cloudy, with a low around 47. Light and variable wind.
Tuesday
A 40 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 61.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 47.
Wednesday
A chance of rain. Mostly cloudy, with a high near 59.
Wednesday Night
A slight chance of rain before 11pm. Mostly cloudy, with a low around 44.
Thursday
Partly sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 44.
Saturday
Mostly sunny, with a high near 63.
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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:
11:26 pm PDT Apr 18, 2026
Forecast Valid:
12am PDT Apr 19, 2026-6pm PDT Apr 25, 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