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

34°F

1°C

Humidity 97%
Wind Speed SE 1 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 15 Apr 08:36 AM PDT
Extended Forecast for

12 Miles WNW Liliwaup WA

  • Today

    Today: A chance of snow before 11am, then snow showers, mainly after 11am. Some thunder is also possible.  High near 29. Wind chill values between 15 and 20. West wind 10 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.

    High: 29 °F

    Snow Showers
    Likely then
    Snow Showers

  • Tonight

    Tonight: Snow likely, mainly before 7pm.  Mostly cloudy during the early evening, then gradual clearing, with a low around 22. Wind chill values between 12 and 17. North wind 8 to 10 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Snow Likely
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 37. Wind chill values between 14 and 24. North northwest wind 8 to 11 mph becoming west southwest in the morning. Winds could gust as high as 20 mph.

    High: 37 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 27. Wind chill values between 19 and 24. West wind 7 to 15 mph becoming north northwest after midnight. Winds could gust as high as 21 mph.

    Low: 27 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 38. North wind around 7 mph becoming south in the afternoon.

    High: 38 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow after 11am.  Mostly cloudy, with a high near 44. Little or no snow accumulation expected.

    High: 44 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Rain likely.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Rain Likely

  • Sunday

    Sunday: A chance of rain before 8am, then a chance of rain and snow.  Mostly cloudy, with a high near 48.

    High: 48 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
A chance of snow before 11am, then snow showers, mainly after 11am. Some thunder is also possible. High near 29. Wind chill values between 15 and 20. West wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow likely, mainly before 7pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 22. Wind chill values between 12 and 17. North wind 8 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
Sunny, with a high near 37. Wind chill values between 14 and 24. North northwest wind 8 to 11 mph becoming west southwest in the morning. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 27. Wind chill values between 19 and 24. West wind 7 to 15 mph becoming north northwest after midnight. Winds could gust as high as 21 mph.
Friday
Partly sunny, with a high near 38. North wind around 7 mph becoming south in the afternoon.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
A 30 percent chance of snow after 11am. Mostly cloudy, with a high near 44. Little or no snow accumulation expected.
Saturday Night
Rain likely. Mostly cloudy, with a low around 39.
Sunday
A chance of rain before 8am, then a chance of rain and snow. Mostly cloudy, with a high near 48.
Sunday Night
A chance of rain and snow before 8pm, then a chance of rain. Mostly cloudy, with a low around 38.
Monday
A chance of rain. Partly sunny, with a high near 52.
Monday Night
A slight chance of rain and snow. Partly cloudy, with a low around 40.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles WNW Liliwaup WA
 47.55°N 123.32°W (Elev. 4708 ft)
1:16 am PDT Apr 15, 2026
9am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

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