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

43°F

6°C

Humidity 51%
Wind Speed S 2 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 15 Apr 04:36 PM PDT
Extended Forecast for

17 Miles WNW Liliwaup WA

  • This Afternoon

    This Afternoon: Snow showers likely, mainly after 5pm. Some thunder is also possible.  Mostly cloudy, with a high near 36. West northwest wind around 10 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%. Total daytime snow accumulation of around an inch possible.

    High: 36 °F

    Snow Showers
    Likely

  • Tonight

    Tonight: A 50 percent chance of snow showers, 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
    Showers 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 likely, mainly after 5pm. Some thunder is also possible. Mostly cloudy, with a high near 36. West northwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Total daytime snow accumulation of around an inch possible.
Tonight
A 50 percent chance of snow showers, 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.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 42.
Wednesday
A chance of rain. Partly sunny, with a high near 50.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles WNW Liliwaup WA
 47.51°N 123.46°W (Elev. 3612 ft)
2:10 pm PDT Apr 15, 2026
4pm PDT Apr 15, 2026-6pm PDT Apr 22, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database