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

37°F

3°C

Humidity 85%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 15 Apr 10:36 AM PDT
Extended Forecast for

17 Miles WNW Liliwaup WA

  • Today

    Today: Snow showers, mainly before 5pm, then snow likely after 5pm. The snow could be heavy at times. Some thunder is also possible.  High near 36. West wind 8 to 10 mph, with gusts as high as 22 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.

    High: 36 °F

    Heavy Snow

  • Tonight

    Tonight: A 40 percent chance of snow, mainly before 8pm.  Mostly cloudy during the early evening, then gradual clearing, with a low around 26. Wind chill values between 19 and 24. North northwest wind 5 to 8 mph.  New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance Snow
    then Clear

  • Thursday

    Thursday: Sunny, with a high near 43. Wind chill values between 20 and 30. Light north northwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 43 °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: Partly sunny, with a high near 44. Light and variable wind becoming south southeast around 5 mph in the afternoon.

    High: 44 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 35.

    Low: 35 °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 54.

    High: 54 °F

    Chance Rain

Detailed Forecast

Today
Snow showers, mainly before 5pm, then snow likely after 5pm. The snow could be heavy at times. Some thunder is also possible. High near 36. West wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
A 40 percent chance of snow, mainly before 8pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 26. Wind chill values between 19 and 24. North northwest wind 5 to 8 mph. New snow accumulation of less than a half inch possible.
Thursday
Sunny, with a high near 43. Wind chill values between 20 and 30. 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
Partly sunny, with a high near 44. Light and variable wind becoming south southeast around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 35.
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 54.
Sunday Night
A chance of rain before 2am, then a slight chance of rain and snow. Mostly cloudy, with a low around 42.
Monday
A slight chance of rain. Partly sunny, with a high near 58.
Monday Night
A chance of rain. Partly cloudy, with a low around 43.
Tuesday
A chance of rain. Mostly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles WNW Liliwaup WA
 47.51°N 123.46°W (Elev. 3612 ft)
9:38 am PDT Apr 15, 2026
10am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

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