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

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 ESE 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.  Low around 40. West wind around 5 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain

  • Monday

    Monday: Rain and snow before 2pm, then a chance of rain between 2pm and 5pm, then a chance of rain and snow after 5pm.  High near 41. West wind around 6 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Monday Night

    Monday Night: Rain and snow likely, becoming all snow after 11pm.  Mostly cloudy, with a low around 36. West wind around 5 mph becoming south southwest after midnight.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Tuesday

    Tuesday: Snow.  High near 38. Southwest wind 6 to 9 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow.  Low around 28. South southwest wind 5 to 9 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 28 °F

    Snow then
    Snow Likely

  • Wednesday

    Wednesday: Snow, mainly between 11am and 2pm, then snow showers after 2pm. Some thunder is also possible.  High near 38. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 38 °F

    Snow

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow, mainly before 11pm.  Mostly cloudy, with a low around 27. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow

  • Thursday

    Thursday: A chance of snow, mainly after 11am.  Partly sunny, with a high near 41.

    High: 41 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain. Low around 40. West wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain and snow before 2pm, then a chance of rain between 2pm and 5pm, then a chance of rain and snow after 5pm. High near 41. West wind around 6 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday Night
Rain and snow likely, becoming all snow after 11pm. Mostly cloudy, with a low around 36. West wind around 5 mph becoming south southwest after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tuesday
Snow. High near 38. Southwest wind 6 to 9 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow. Low around 28. South southwest wind 5 to 9 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday
Snow, mainly between 11am and 2pm, then snow showers after 2pm. Some thunder is also possible. High near 38. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 27. New snow accumulation of less than a half inch possible.
Thursday
A chance of snow, mainly after 11am. Partly sunny, with a high near 41.
Thursday Night
Partly cloudy, with a low around 30.
Friday
A slight chance of snow before 2pm, then a slight chance of rain. Partly sunny, with a high near 44.
Friday Night
Partly cloudy, with a low around 33.
Saturday
Partly sunny, with a high near 50.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 40.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 50.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles ESE Marblemount WA
 48.51°N 121.29°W (Elev. 3406 ft)
11:27 pm PDT Apr 12, 2026
5am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
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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