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 NW 3 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 15 Apr 01:36 AM PDT
Extended Forecast for

9 Miles NW Liliwaup WA

  • Overnight

    Overnight: A 20 percent chance of snow.  Cloudy early, then becoming partly cloudy, with a low around 21. Wind chill values between 11 and 16. West northwest wind 9 to 11 mph.

    Low: 21 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: A chance of snow before 11am, then snow showers, mainly after 11am. Some thunder is also possible.  High near 29. Wind chill values between 13 and 18. West wind 9 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 29 °F

    Snow Showers
    Likely then
    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 7pm.  Mostly cloudy during the early evening, then gradual clearing, with a low around 21. Wind chill values between 11 and 16. Northwest wind 8 to 10 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Snow Likely
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 36. Wind chill values between 13 and 23. Northwest wind 8 to 14 mph becoming south southwest in the morning. Winds could gust as high as 22 mph.

    High: 36 °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 24 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 chance of snow after 11am, mixing with rain after 2pm.  Mostly cloudy, with a high near 44.

    High: 44 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Rain likely.  Mostly cloudy, with a low around 37.

    Low: 37 °F

    Rain Likely

Detailed Forecast

Overnight
A 20 percent chance of snow. Cloudy early, then becoming partly cloudy, with a low around 21. Wind chill values between 11 and 16. West northwest wind 9 to 11 mph.
Wednesday
A chance of snow before 11am, then snow showers, mainly after 11am. Some thunder is also possible. High near 29. Wind chill values between 13 and 18. West wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow likely, mainly before 7pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 21. Wind chill values between 11 and 16. Northwest 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 36. Wind chill values between 13 and 23. Northwest wind 8 to 14 mph becoming south 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 24 mph.
Friday
Partly sunny, with a high near 37.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
A chance of snow after 11am, mixing with rain after 2pm. Mostly cloudy, with a high near 44.
Saturday Night
Rain likely. Mostly cloudy, with a low around 37.
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. Mostly cloudy, with a low around 37.
Monday
A chance of rain. Partly sunny, with a high near 51.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 38.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NW Liliwaup WA
 47.54°N 123.25°W (Elev. 4012 ft)
1:16 am PDT Apr 15, 2026
2am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database