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.

Mostly Cloudy

55°F

13°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 20 Mar 10:35 AM PDT
Extended Forecast for

Chimacum WA

  • Today

    Today: Rain, mainly before 4pm. High near 57. South wind around 9 mph becoming north northwest in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Rain

  • Tonight

    Tonight: A chance of rain before 11pm, then a slight chance of showers between 11pm and 1am. Mostly cloudy, with a low around 37. West northwest wind around 9 mph. Chance of precipitation is 30%.

    Low: 37 °F

    Chance Rain

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 11am. Partly sunny, with a high near 47. West northwest wind 6 to 9 mph.

    High: 47 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 35. South southeast wind around 6 mph.

    Low: 35 °F

    Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of rain. Mostly cloudy, with a high near 47. South wind around 7 mph becoming north in the afternoon.

    High: 47 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 49.

    High: 49 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of rain after 11pm. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Tuesday

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

    High: 52 °F

    Rain

Detailed Forecast

Today
Rain, mainly before 4pm. High near 57. South wind around 9 mph becoming north northwest in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of rain before 11pm, then a slight chance of showers between 11pm and 1am. Mostly cloudy, with a low around 37. West northwest wind around 9 mph. Chance of precipitation is 30%.
Saturday
A 30 percent chance of showers, mainly before 11am. Partly sunny, with a high near 47. West northwest wind 6 to 9 mph.
Saturday Night
A 40 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 35. South southeast wind around 6 mph.
Sunday
A 50 percent chance of rain. Mostly cloudy, with a high near 47. South wind around 7 mph becoming north in the afternoon.
Sunday Night
Mostly cloudy, with a low around 36.
Monday
Mostly cloudy, with a high near 49.
Monday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 38.
Tuesday
Rain. Cloudy, with a high near 52.
Tuesday Night
Rain. Cloudy, with a low around 37.
Wednesday
Rain. Mostly cloudy, with a high near 49.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 34.
Thursday
A chance of rain. Partly sunny, with a high near 50.
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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:
1:53 am PDT Mar 20, 2026
Forecast Valid:
10am PDT Mar 20, 2026-6pm PDT Mar 26, 2026
 
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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