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

35°F

2°C

Humidity 79%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Wind Chill32°F (0°C)
Last update 15 Apr 11:36 AM PDT
Extended Forecast for

17 Miles WNW Liliwaup WA

  • This Afternoon

    This Afternoon: Snow showers, mainly before 3pm, then snow likely after 5pm. Some thunder is also possible.  High near 36. West wind around 10 mph, with gusts as high as 22 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 36 °F

    Snow Showers

  • Tonight

    Tonight: A 50 percent chance of snow, mainly before 8pm.  Mostly cloudy, then gradually becoming clear, with a low around 25. Wind chill values between 18 and 23. North northwest wind 5 to 8 mph.  New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance Snow
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 44. Wind chill values between 22 and 32. Light north northwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 44 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30. West northwest wind 5 to 10 mph, with gusts as high as 22 mph.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 46. Light and variable wind becoming south southeast around 5 mph in the afternoon.

    High: 46 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of rain after 11am.  Mostly cloudy, with a high near 50.

    High: 50 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A chance of rain.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain.  Mostly cloudy, with a high near 55.

    High: 55 °F

    Chance Rain

Detailed Forecast

This Afternoon
Snow showers, mainly before 3pm, then snow likely after 5pm. Some thunder is also possible. High near 36. West wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
A 50 percent chance of snow, mainly before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 25. Wind chill values between 18 and 23. North northwest wind 5 to 8 mph. New snow accumulation of less than a half inch possible.
Thursday
Sunny, with a high near 44. Wind chill values between 22 and 32. Light north northwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 30. West northwest wind 5 to 10 mph, with gusts as high as 22 mph.
Friday
Mostly sunny, with a high near 46. Light and variable wind becoming south southeast around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 50.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 42.
Sunday
A chance of rain. Mostly cloudy, with a high near 55.
Sunday Night
A slight chance of rain before 11pm. Mostly cloudy, with a low around 43.
Monday
Partly sunny, with a high near 60.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 44.
Tuesday
A chance of rain. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles WNW Liliwaup WA
 47.51°N 123.46°W (Elev. 3612 ft)
11:28 am PDT Apr 15, 2026
12pm 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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