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 98%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 15 Apr 04:36 AM PDT
Extended Forecast for

19 Miles NW Liliwaup WA

  • Overnight

    Overnight: A 30 percent chance of snow.  Mostly cloudy, with a low around 22. West wind around 6 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow showers, mainly before 5pm, then snow likely after 5pm. Some thunder is also possible.  High near 36. Wind chill values between 15 and 25. West wind 5 to 10 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 36 °F

    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 7pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 23. Wind chill values between 16 and 21. North northwest wind 5 to 7 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Snow Likely
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 43. Wind chill values between 18 and 28. North northwest wind 5 to 9 mph becoming west southwest in the morning.

    High: 43 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 27. West wind 5 to 10 mph becoming north northwest after midnight.

    Low: 27 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain after 11am.  Mostly cloudy, with a high near 50.

    High: 50 °F

    Chance Rain

  • Saturday Night

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

    Low: 39 °F

    Rain Likely

Detailed Forecast

Overnight
A 30 percent chance of snow. Mostly cloudy, with a low around 22. West wind around 6 mph. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Snow showers, mainly before 5pm, then snow likely after 5pm. Some thunder is also possible. High near 36. Wind chill values between 15 and 25. West wind 5 to 10 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow likely, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 23. Wind chill values between 16 and 21. North northwest wind 5 to 7 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
Sunny, with a high near 43. Wind chill values between 18 and 28. North northwest wind 5 to 9 mph becoming west southwest in the morning.
Thursday Night
Partly cloudy, with a low around 27. West wind 5 to 10 mph becoming north northwest after midnight.
Friday
Partly sunny, with a high near 44.
Friday Night
Mostly cloudy, with a low around 32.
Saturday
A chance of rain after 11am. Mostly cloudy, with a high near 50.
Saturday Night
Rain likely. Mostly cloudy, with a low around 39.
Sunday
Rain likely. Mostly cloudy, with a high near 54.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 39.
Monday
A chance of rain. Partly sunny, with a high near 58.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 41.
Tuesday
A chance of rain. Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles NW Liliwaup WA
 47.67°N 123.39°W (Elev. 2008 ft)
1:16 am PDT Apr 15, 2026
5am 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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