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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Port Townsend Jefferson County International Airport (K0S9)

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

NA

36°F

2°C

Humidity 100%
Wind Speed E 3 MPH
Barometer 30.34 in (1027.43 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 22 Mar 02:55 AM PDT
Extended Forecast for

4 Miles WSW Chimacum WA

  • Overnight

    Overnight: A 30 percent chance of rain before 4am. Partly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Chance Rain

  • Sunday

    Sunday: Partly sunny, with a high near 47. Calm wind becoming north around 5 mph in the afternoon.

    High: 47 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. Light northwest wind.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Increasing clouds, with a high near 50. North northwest wind 3 to 6 mph.

    High: 50 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A 50 percent chance of rain after 11pm. Cloudy, with a low around 38. Light and variable wind.

    Low: 38 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain. High near 54. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 37. Chance of precipitation is 90%.

    Low: 37 °F

    Rain

  • Wednesday

    Wednesday: Rain before 11am, then showers and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 49.

    High: 49 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Rain Likely

Detailed Forecast

Overnight
A 30 percent chance of rain before 4am. Partly cloudy, with a low around 34. Calm wind.
Sunday
Partly sunny, with a high near 47. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 34. Light northwest wind.
Monday
Increasing clouds, with a high near 50. North northwest wind 3 to 6 mph.
Monday Night
A 50 percent chance of rain after 11pm. Cloudy, with a low around 38. Light and variable wind.
Tuesday
Rain. High near 54. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 37. Chance of precipitation is 90%.
Wednesday
Rain before 11am, then showers and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 49.
Wednesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 33.
Thursday
A chance of rain. Partly sunny, with a high near 51.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 53.
Friday Night
Partly cloudy, with a low around 37.
Saturday
A slight chance of rain. Mostly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Chimacum WA
 47.98°N 122.85°W (Elev. 600 ft)
Last Update:
11:27 pm PDT Mar 21, 2026
Forecast Valid:
3am PDT Mar 22, 2026-6pm PDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation