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

ALPENTAL EXIT (TALPE)

Lat: 47.427°NLon: 121.418°WElev: 2972.0ft.

NA

N/A

Humidity 74%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint N/A
Visibility 1.24 mi
Last update 03 Apr 11:01 AM PDT
Extended Forecast for

2 Miles NNW Snoqualmie Pass WA

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

    Today: Snow likely, mainly after 5pm.  Mostly cloudy, with a high near 38. West wind around 9 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 38 °F

    Snow Likely

  • Tonight

    Tonight: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 32. West wind 6 to 8 mph, with gusts as high as 23 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 32 °F

    Snow Likely
    then Chance
    Snow

  • Tuesday

    Tuesday: Snow.  High near 37. West southwest wind 6 to 9 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 37 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times.  Low around 26. Southwest wind 7 to 9 mph, with gusts as high as 26 mph.  Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 26 °F

    Heavy Snow

  • Wednesday

    Wednesday: Snow, mainly before 2pm, then snow showers after 2pm. Some thunder is also possible.  High near 35. West wind 6 to 9 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 35 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow, mainly before 11pm.  Low around 25. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 25 °F

    Snow then
    Chance Snow

  • Thursday

    Thursday: A 40 percent chance of snow.  Partly sunny, with a high near 38. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A slight chance of snow before 11pm.  Mostly cloudy, with a low around 29.

    Low: 29 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: A slight chance of snow before 2pm, then a slight chance of rain and snow.  Partly sunny, with a high near 42.

    High: 42 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

Detailed Forecast

Today
Snow likely, mainly after 5pm. Mostly cloudy, with a high near 38. West wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tonight
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 32. West wind 6 to 8 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Tuesday
Snow. High near 37. West southwest wind 6 to 9 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Snow. The snow could be heavy at times. Low around 26. Southwest wind 7 to 9 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Wednesday
Snow, mainly before 2pm, then snow showers after 2pm. Some thunder is also possible. High near 35. West wind 6 to 9 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow, mainly before 11pm. Low around 25. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday
A 40 percent chance of snow. Partly sunny, with a high near 38. New snow accumulation of less than a half inch possible.
Thursday Night
A slight chance of snow before 11pm. Mostly cloudy, with a low around 29.
Friday
A slight chance of snow before 2pm, then a slight chance of rain and snow. Partly sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Partly sunny, with a high near 48.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 35.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Snoqualmie Pass WA
 47.45°N 121.42°W (Elev. 4862 ft)
11:27 pm PDT Apr 12, 2026
10am 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