Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Port Townsend Jefferson County International Airport (K0S9)

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

Clear

46°F

8°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 29.65 in (1004.06 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 10 Apr 11:15 PM PDT
Extended Forecast for

4 Miles WSW Chimacum WA

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 4am.  Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Chance Rain

  • Saturday

    Saturday: Rain, mainly before 4pm.  Patchy fog between 8am and 11am. High near 55. Calm wind.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 55 °F

    Rain and
    Patchy Fog

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 8pm.  Patchy fog after 8pm.  Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 10am.  Otherwise, partly sunny, with a high near 58. Light north northwest wind.

    High: 58 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly after 11pm.  Mostly cloudy, with a low around 43. Light and variable wind.

    Low: 43 °F

    Chance Rain

  • Monday

    Monday: A 30 percent chance of rain.  Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain.  Cloudy, with a high near 52.

    High: 52 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Mostly cloudy, with a low around 34.

    Low: 34 °F

    Rain

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 46. Calm wind.
Saturday
Rain, mainly before 4pm. Patchy fog between 8am and 11am. High near 55. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
A 20 percent chance of rain before 8pm. Patchy fog after 8pm. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 43. Calm wind.
Sunday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 58. Light north northwest wind.
Sunday Night
A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 43. Light and variable wind.
Monday
A 30 percent chance of rain. Mostly cloudy, with a high near 53.
Monday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 40.
Tuesday
Rain. Cloudy, with a high near 52.
Tuesday Night
Rain. Mostly cloudy, with a low around 34.
Wednesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 50.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 34.
Thursday
A slight chance of rain. Mostly sunny, with a high near 53.
Thursday Night
Partly cloudy, with a low around 35.
Friday
A slight chance of rain. Mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Chimacum WA
 47.98°N 122.85°W (Elev. 600 ft)
11:27 pm PDT Apr 10, 2026
11pm PDT Apr 10, 2026-6pm PDT Apr 17, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database