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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 >

Hazardous Weather Conditions

Current conditions at

MARTEN RIDGE (MRTW1)

Lat: 48.76292°NLon: 121.69823°WElev: 3520.0ft.

NA

32°F

0°C

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

Mt Baker WA

Winter Storm Warning April 15, 03:37am until April 15, 11:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 15, 03:37am until April 15, 11:00pm

    NOW until 11:00pm Wed

    Winter Storm Warning

  • Overnight

    Low: 14 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: Snow showers, mainly before 3pm, then a chance of snow after 5pm. The snow could be heavy at times. Some thunder is also possible. High near 22. Wind chill values between 4 and 10. West southwest wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    High: 22 °F

    Heavy Snow

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow, mainly before 7pm. The snow could be heavy at times. Partly cloudy, with a low around 17. Wind chill values between 8 and 13. West northwest wind 6 to 10 mph. New snow accumulation of around an inch possible.

    Low: 17 °F

    Heavy Snow
    then Partly
    Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow after 11am. Partly sunny, with a high near 28. Wind chill values between 11 and 17. West southwest wind 6 to 16 mph, with gusts as high as 25 mph. New snow accumulation of around an inch possible.

    High: 28 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 21. West southwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 29 mph.

    Low: 21 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of snow after 11am. Partly sunny, with a high near 33.

    High: 33 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

Detailed Forecast

Overnight
A 20 percent chance of snow before 5am. Mostly cloudy, with a low around 14. Wind chill values between 1 and 6. West wind around 11 mph.
Wednesday
Snow showers, mainly before 3pm, then a chance of snow after 5pm. The snow could be heavy at times. Some thunder is also possible. High near 22. Wind chill values between 4 and 10. West southwest wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Wednesday Night
A 30 percent chance of snow, mainly before 7pm. The snow could be heavy at times. Partly cloudy, with a low around 17. Wind chill values between 8 and 13. West northwest wind 6 to 10 mph. New snow accumulation of around an inch possible.
Thursday
A 30 percent chance of snow after 11am. Partly sunny, with a high near 28. Wind chill values between 11 and 17. West southwest wind 6 to 16 mph, with gusts as high as 25 mph. New snow accumulation of around an inch possible.
Thursday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 21. West southwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 29 mph.
Friday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 33.
Friday Night
Mostly cloudy, with a low around 24.
Saturday
Partly sunny, with a high near 40.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 31.
Sunday
A chance of snow before 2pm, then a chance of rain and snow. Partly sunny, with a high near 44.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 32.
Monday
A chance of snow. Partly sunny, with a high near 46.
Monday Night
A chance of snow. Partly cloudy, with a low around 34.
Tuesday
A chance of snow. Mostly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mt Baker WA
 48.79°N 121.78°W (Elev. 6877 ft)
Last Update:
1:16 am PDT Apr 15, 2026
Forecast Valid:
3am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation