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 >

Hazardous Weather Conditions

Current conditions at

FINNEY CREEK (FIFW1)

Lat: 48.39236°NLon: 121.81828°WElev: 2160.0ft.

NA

41°F

5°C

Humidity 95%
Wind Speed NNE 2 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 13 Apr 04:28 AM PDT
Extended Forecast for

8 Miles SSE Marblemount WA

Winter Storm Watch April 14, 11:00am until April 15, 11:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Overnight

    Overnight: Rain, possibly mixed with snow. Low around 37. West southwest wind around 5 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 37 °F

    Rain/Snow

  • Monday

    Monday: Rain and snow, mainly before 1pm. High near 38. West southwest wind 5 to 7 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow

  • Monday Night

    Monday Night: Rain and snow. Low around 33. South southwest wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 33 °F

    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow. High near 35. Wind chill values between 25 and 30. South southwest wind 6 to 9 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 35 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all snow after 11pm. The snow could be heavy at times. Low around 26. South southwest wind 6 to 9 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 26 °F

    Rain/Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow, mainly between 11am and 2pm, then snow showers after 2pm. Some thunder is also possible. High near 35. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 35 °F

    Snow

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 25. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance Snow
    then Slight
    Chance Snow

  • Thursday

    Thursday: A chance of snow, mainly after 11am. Partly sunny, with a high near 38.

    High: 38 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain, possibly mixed with snow. Low around 37. West southwest wind around 5 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday
Rain and snow, mainly before 1pm. High near 38. West southwest wind 5 to 7 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday Night
Rain and snow. Low around 33. South southwest wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Tuesday
Rain and snow. High near 35. Wind chill values between 25 and 30. South southwest wind 6 to 9 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Tuesday Night
Rain and snow, becoming all snow after 11pm. The snow could be heavy at times. Low around 26. South southwest wind 6 to 9 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Wednesday
Snow, mainly between 11am and 2pm, then snow showers after 2pm. Some thunder is also possible. High near 35. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
A 50 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 25. New snow accumulation of less than a half inch possible.
Thursday
A chance of snow, mainly after 11am. Partly sunny, with a high near 38.
Thursday Night
Partly cloudy, with a low around 27.
Friday
A slight chance of snow. Partly sunny, with a high near 41.
Friday Night
Partly cloudy, with a low around 31.
Saturday
A slight chance of snow. Partly sunny, with a high near 47.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 37.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSE Marblemount WA
 48.42°N 121.38°W (Elev. 2589 ft)
Last Update:
11:27 pm PDT Apr 12, 2026
Forecast Valid:
5am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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