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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

30°F

-1°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, 04:54am until April 15, 11:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 15, 04:54am until April 15, 11:00pm

    NOW until 11:00pm Wed

    Winter Storm Warning

  • Overnight

    Low: 9 °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 16. Wind chill values between -4 and 1. West southwest wind 10 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.

    High: 16 °F

    Heavy Snow

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow, mainly before 7pm. The snow could be heavy at times. Mostly cloudy, with a low around 11. Wind chill values between -1 and 4. West northwest wind 7 to 13 mph. New snow accumulation of around an inch possible.

    Low: 11 °F

    Heavy Snow
    then Partly
    Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow after 11am. Partly sunny, with a high near 22. Wind chill values between 3 and 9. Northwest wind 7 to 12 mph becoming west southwest 13 to 18 mph in the afternoon. Winds could gust as high as 26 mph. New snow accumulation of less than a half inch possible.

    High: 22 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 15. West southwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 30 mph.

    Low: 15 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of snow after 11am. Partly sunny, with a high near 27.

    High: 27 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

Detailed Forecast

Overnight
A 20 percent chance of snow before 5am. Mostly cloudy, with a low around 9. Wind chill values between -5 and zero. 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 16. Wind chill values between -4 and 1. West southwest wind 10 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.
Wednesday Night
A 30 percent chance of snow, mainly before 7pm. The snow could be heavy at times. Mostly cloudy, with a low around 11. Wind chill values between -1 and 4. West northwest wind 7 to 13 mph. New snow accumulation of around an inch possible.
Thursday
A 30 percent chance of snow after 11am. Partly sunny, with a high near 22. Wind chill values between 3 and 9. Northwest wind 7 to 12 mph becoming west southwest 13 to 18 mph in the afternoon. Winds could gust as high as 26 mph. New snow accumulation of less than a half inch possible.
Thursday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 15. West southwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 30 mph.
Friday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 27.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Partly sunny, with a high near 36.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 26.
Sunday
A chance of snow. Mostly cloudy, with a high near 39.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 26.
Monday
A chance of snow. Partly sunny, with a high near 41.
Monday Night
A chance of snow. Partly cloudy, with a low around 28.
Tuesday
A chance of snow. Partly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mt Baker WA
 48.76°N 121.81°W (Elev. 8652 ft)
Last Update:
1:16 am PDT Apr 15, 2026
Forecast Valid:
4am 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