Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

JEFFERSON CREEK (JEFW1)

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

NA

38°F

3°C

Humidity 95%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 14 Apr 07:36 PM PDT
Extended Forecast for

9 Miles NW Liliwaup WA

Winter Weather Advisory April 14, 08:22pm until April 14, 11:00pm
Click here for hazard details and duration
...
  •  
    Winter Weather Advisory April 14, 08:22pm until April 14, 11:00pm

    NOW until 11:00pm Tue

    Winter Weather Advisory

  • Tonight

    Low: 22 °F

    Chance Snow
    and Breezy

  • Wednesday

    Wednesday: A chance of snow before 11am, then snow showers, mainly after 11am. Some thunder is also possible.  High near 30. Wind chill values between 13 and 19. West northwest wind 9 to 17 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 30 °F

    Snow Showers
    Likely then
    Snow Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow before 11pm.  Partly cloudy, with a low around 21. Wind chill values between 11 and 16. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.  New snow accumulation of less than one inch possible.

    Low: 21 °F

    Chance Snow
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 37. Wind chill values between 12 and 22. West northwest wind 9 to 14 mph becoming southwest in the morning. Winds could gust as high as 22 mph.

    High: 37 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26. West wind 7 to 16 mph becoming north northwest after midnight. Winds could gust as high as 23 mph.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain and snow after 11am.  Partly sunny, with a high near 43.

    High: 43 °F

    Slight Chance
    Rain/Snow

Detailed Forecast

Tonight
A slight chance of snow before 10pm, then a chance of snow after 2am. Mostly cloudy, with a low around 22. Wind chill values between 10 and 15. Breezy, with a northwest wind 23 to 28 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 48 mph. Chance of precipitation is 30%. Total nighttime snow accumulation of 1 to 3 inches possible.
Wednesday
A chance of snow before 11am, then snow showers, mainly after 11am. Some thunder is also possible. High near 30. Wind chill values between 13 and 19. West northwest wind 9 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
A 50 percent chance of snow before 11pm. Partly cloudy, with a low around 21. Wind chill values between 11 and 16. Northwest wind 8 to 13 mph, with gusts as high as 21 mph. New snow accumulation of less than one inch possible.
Thursday
Sunny, with a high near 37. Wind chill values between 12 and 22. West northwest wind 9 to 14 mph becoming southwest in the morning. Winds could gust as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 26. West wind 7 to 16 mph becoming north northwest after midnight. Winds could gust as high as 23 mph.
Friday
Partly sunny, with a high near 37.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
A slight chance of rain and snow after 11am. Partly sunny, with a high near 43.
Saturday Night
Rain and snow likely before 11pm, then rain likely between 11pm and 2am, then rain and snow likely after 2am. Mostly cloudy, with a low around 37.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 42.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Monday
A chance of rain and snow. Partly sunny, with a high near 42.
Monday Night
A chance of rain and snow. Partly cloudy, with a low around 33.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NW Liliwaup WA
 47.54°N 123.25°W (Elev. 4012 ft)
11:27 am PDT Apr 14, 2026
8pm PDT Apr 14, 2026-6pm PDT Apr 21, 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