Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

Port Townsend Jefferson County International Airport (K0S9)

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

Clear

43°F

6°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 29.67 in (1004.74 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 31 Mar 07:55 PM PDT
Extended Forecast for

Chimacum WA

  • Tonight

    Tonight: Rain likely, mainly after 1am.  Mostly cloudy, with a low around 39. Calm wind becoming south southeast 5 to 9 mph in the evening. Winds could gust as high as 24 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Slight Chance
    Rain then
    Rain Likely

  • Wednesday

    Wednesday: Rain, mainly after 8am.  High near 50. South southeast wind 10 to 15 mph, with gusts as high as 32 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly before 11pm.  Low around 37. West southwest wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain then
    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain, mainly before 11am.  Partly sunny, with a high near 53. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 53 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain likely, mainly after 1am. Mostly cloudy, with a low around 39. Calm wind becoming south southeast 5 to 9 mph in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain, mainly after 8am. High near 50. South southeast wind 10 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain, mainly before 11pm. Low around 37. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 40 percent chance of rain, mainly before 11am. Partly sunny, with a high near 53. Calm wind becoming south southeast around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 39. Calm wind.
Friday
Mostly cloudy, with a high near 55.
Friday Night
Partly cloudy, with a low around 40.
Saturday
Partly sunny, with a high near 57.
Saturday Night
Mostly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
Partly sunny, with a high near 61.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 43.
Tuesday
A chance of rain. Partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Chimacum WA
 48.02°N 122.76°W (Elev. 194 ft)
11:27 am PDT Mar 31, 2026
8pm PDT Mar 31, 2026-6pm PDT Apr 7, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database