Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather from the Southern Plains to the Great Lakes

Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

Current conditions at

JEFFERSON CREEK (JEFW1)

Lat: 47.5491°NLon: 123.21759°WElev: 2408.0ft.

NA

37°F

3°C

Humidity 91%
Wind Speed SSW 5 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Wind Chill33°F (1°C)
Last update 14 Apr 01:36 PM PDT
Extended Forecast for

4 Miles WSW Brinnon WA

  • This Afternoon

    This Afternoon: Rain.  High near 48. South southwest wind 11 to 13 mph, with gusts as high as 34 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Rain

  • Tonight

    Tonight: Rain and snow likely before 4am, then a slight chance of snow after 5am.  Mostly cloudy, with a low around 34. West southwest wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 25 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain Likely
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain showers and snow before noon, then rain showers. Some thunder is also possible.  High near 48. Light and variable wind becoming southwest around 6 mph in the afternoon.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 48 °F

    Chance
    Rain/Snow
    then Showers

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 8pm, then a chance of snow between 8pm and 11pm.  Cloudy during the early evening, then gradual clearing, with a low around 31. East northeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 53. Calm wind becoming south around 5 mph in the afternoon.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 11am.  Mostly cloudy, with a high near 59.

    High: 59 °F

    Slight Chance
    Rain

Detailed Forecast

This Afternoon
Rain. High near 48. South southwest wind 11 to 13 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain and snow likely before 4am, then a slight chance of snow after 5am. Mostly cloudy, with a low around 34. West southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday
A chance of rain showers and snow before noon, then rain showers. Some thunder is also possible. High near 48. Light and variable wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
A chance of rain and snow before 8pm, then a chance of snow between 8pm and 11pm. Cloudy during the early evening, then gradual clearing, with a low around 31. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. Little or no snow accumulation expected.
Thursday
Sunny, with a high near 53. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Partly sunny, with a high near 53.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
A slight chance of rain after 11am. Mostly cloudy, with a high near 59.
Saturday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 46.
Sunday
Rain likely. Mostly cloudy, with a high near 58.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 43.
Monday
A chance of rain. Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Brinnon WA
 47.69°N 122.98°W (Elev. 1814 ft)
11:27 am PDT Apr 14, 2026
2pm PDT Apr 14, 2026-6pm PDT Apr 20, 2026
 
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Additional Resources

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