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

36°F

2°C

Humidity 98%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 15 Apr 12:36 AM PDT
Extended Forecast for

10 Miles NNE Matlock WA

  • Overnight

    Overnight: A 20 percent chance of snow after 4am.  Mostly cloudy, with a low around 30. West northwest wind 9 to 13 mph.

    Low: 30 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: Snow showers, mainly before 2pm, then a chance of snow after 5pm. Some thunder is also possible.  High near 41. Wind chill values between 23 and 32. West wind 7 to 16 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 41 °F

    Snow Likely
    then Snow
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow before 8pm.  Mostly cloudy, then gradually becoming clear, with a low around 28. West northwest wind 6 to 10 mph.  Little or no snow accumulation expected.

    Low: 28 °F

    Chance Snow
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 47. Wind chill values between 24 and 34 early. West northwest wind 6 to 11 mph becoming southwest in the morning. Winds could gust as high as 20 mph.

    High: 47 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33. Northwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 23 mph.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Friday Night

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

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain after 11am.  Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Rain likely.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Rain Likely

Detailed Forecast

Overnight
A 20 percent chance of snow after 4am. Mostly cloudy, with a low around 30. West northwest wind 9 to 13 mph.
Wednesday
Snow showers, mainly before 2pm, then a chance of snow after 5pm. Some thunder is also possible. High near 41. Wind chill values between 23 and 32. West wind 7 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Wednesday Night
A 40 percent chance of snow before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 28. West northwest wind 6 to 10 mph. Little or no snow accumulation expected.
Thursday
Sunny, with a high near 47. Wind chill values between 24 and 34 early. West northwest wind 6 to 11 mph becoming southwest in the morning. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 33. Northwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 23 mph.
Friday
Partly sunny, with a high near 49.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
A chance of rain after 11am. Mostly cloudy, with a high near 53.
Saturday Night
Rain likely. Mostly cloudy, with a low around 43.
Sunday
Rain likely. Mostly cloudy, with a high near 58.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 43.
Monday
A chance of rain. Partly sunny, with a high near 61.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 43.
Tuesday
A chance of rain. Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNE Matlock WA
 47.38°N 123.36°W (Elev. 2178 ft)
1:16 am PDT Apr 15, 2026
1am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database