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

43°F

6°C

Humidity 51%
Wind Speed S 2 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 15 Apr 04:36 PM PDT
Extended Forecast for

10 Miles WNW Liliwaup WA

  • This Afternoon

    This Afternoon: Snow showers likely, mainly after 5pm. Some thunder is also possible.  Partly sunny, with a high near 31. Wind chill values between 20 and 25. West wind around 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 2 inches possible.

    High: 31 °F

    Snow Showers
    Likely

  • Tonight

    Tonight: Snow showers likely, mainly before 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 22. Wind chill values between 13 and 18. North northwest wind 7 to 9 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Snow Showers
    Likely then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 39. Wind chill values between 15 and 25. North wind 6 to 11 mph becoming southwest in the morning. Winds could gust as high as 21 mph.

    High: 39 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26. North northwest wind 6 to 11 mph, with gusts as high as 22 mph.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 40. North northwest wind 5 to 7 mph becoming south southeast in the afternoon.

    High: 40 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain and snow between 11am and 2pm, then a slight chance of rain after 2pm.  Mostly cloudy, with a high near 45. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain.  Mostly cloudy, with a high near 50.

    High: 50 °F

    Chance Rain

Detailed Forecast

This Afternoon
Snow showers likely, mainly after 5pm. Some thunder is also possible. Partly sunny, with a high near 31. Wind chill values between 20 and 25. West wind around 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow showers likely, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 22. Wind chill values between 13 and 18. North northwest wind 7 to 9 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
Sunny, with a high near 39. Wind chill values between 15 and 25. North wind 6 to 11 mph becoming southwest in the morning. Winds could gust as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 26. North northwest wind 6 to 11 mph, with gusts as high as 22 mph.
Friday
Partly sunny, with a high near 40. North northwest wind 5 to 7 mph becoming south southeast in the afternoon.
Friday Night
Mostly cloudy, with a low around 33.
Saturday
A slight chance of rain and snow between 11am and 2pm, then a slight chance of rain after 2pm. Mostly cloudy, with a high near 45. Chance of precipitation is 20%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 39.
Sunday
A chance of rain. Mostly cloudy, with a high near 50.
Sunday Night
Mostly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 56.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
A chance of rain. Partly sunny, with a high near 51.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 38.
Wednesday
A chance of rain. Partly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles WNW Liliwaup WA
 47.54°N 123.28°W (Elev. 3406 ft)
2:10 pm PDT Apr 15, 2026
4pm PDT Apr 15, 2026-6pm PDT Apr 22, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database