National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Current conditions at

MARTEN RIDGE (MRTW1)

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

NA

37°F

3°C

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

Marblemount WA

  • Today

    Today: Rain likely, mainly before noon. Mostly cloudy, with a high near 52. Light south southwest wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain Likely

  • Tonight

    Tonight: Rain. Low around 39. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain

  • Tuesday

    Tuesday: Rain. High near 48. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 48 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 32. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 32 °F

    Rain then
    Rain Likely

  • Wednesday

    Wednesday: A chance of rain and snow before 11am, then rain likely. Some thunder is also possible. Mostly cloudy, with a high near 49. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 49 °F

    Rain/Snow
    Likely then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of rain before 11pm, then a slight chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 30 °F

    Chance
    Rain/Snow

  • Thursday

    Thursday: A slight chance of rain and snow before 8am, then a slight chance of rain. Partly sunny, with a high near 52. Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A slight chance of snow after 5am. Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: A slight chance of rain and snow before 8am, then a slight chance of rain between 8am and 11am. Partly sunny, with a high near 54.

    High: 54 °F

    Slight Chance
    Rain/Snow
    then Partly
    Sunny

Detailed Forecast

Today
Rain likely, mainly before noon. Mostly cloudy, with a high near 52. Light south southwest wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 39. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain. High near 48. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 32. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A chance of rain and snow before 11am, then rain likely. Some thunder is also possible. Mostly cloudy, with a high near 49. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
A chance of rain before 11pm, then a slight chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday
A slight chance of rain and snow before 8am, then a slight chance of rain. Partly sunny, with a high near 52. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow after 5am. Partly cloudy, with a low around 32.
Friday
A slight chance of rain and snow before 8am, then a slight chance of rain between 8am and 11am. Partly sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Partly sunny, with a high near 60.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 40.
Sunday
A chance of rain. Mostly cloudy, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marblemount WA
 48.53°N 121.45°W (Elev. 699 ft)
Last Update:
11:27 pm PDT Apr 12, 2026
Forecast Valid:
11am PDT Apr 13, 2026-6pm PDT Apr 19, 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