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 >

Current conditions at

Lost Trail Pass (ITD87)

Lat: 45.69302°NLon: 113.94835°WElev: 7090.0ft.

light snow

31°F

-1°C

Humidity NA
Wind Speed SW 7 MPH
Barometer NA
Dewpoint N/A
Visibility 0.55 mi
Wind Chill24°F (-4°C)
Last update NA
Extended Forecast for

6 Miles W Lost Trail Pass MT

Winter Weather Advisory April 15, 03:00pm until April 16, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Today

    Today: Snow showers, mainly after 4pm. Some thunder is also possible.  High near 40. South southwest wind 10 to 14 mph, with gusts as high as 31 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.

    High: 40 °F

    Snow Showers

  • Tonight

    Tonight: Snow showers, mainly before 9pm. The snow could be heavy at times.  Low around 16. West southwest wind 6 to 13 mph, with gusts as high as 29 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 16 °F

    Heavy Snow
    then Snow
    Showers
    Likely

  • Thursday

    Thursday: Snow showers.  High near 26. West northwest wind 6 to 13 mph, with gusts as high as 29 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 26 °F

    Snow Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers.  Mostly cloudy, with a low around 18. Northwest wind 6 to 11 mph becoming light west  after midnight. Winds could gust as high as 29 mph.  New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Chance Snow
    Showers

  • Friday

    Friday: Snow showers likely, mainly after noon.  Mostly cloudy, with a high near 32. Light west wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 25 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Snow Showers
    Likely

  • Friday Night

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

    Low: 18 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Today
Snow showers, mainly after 4pm. Some thunder is also possible. High near 40. South southwest wind 10 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow showers, mainly before 9pm. The snow could be heavy at times. Low around 16. West southwest wind 6 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow showers. High near 26. West northwest wind 6 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 18. Northwest wind 6 to 11 mph becoming light west after midnight. Winds could gust as high as 29 mph. New snow accumulation of less than a half inch possible.
Friday
Snow showers likely, mainly after noon. Mostly cloudy, with a high near 32. Light west wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Mostly clear, with a low around 18.
Saturday
Sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
A slight chance of rain and snow. Mostly sunny, with a high near 55.
Monday Night
A slight chance of rain and snow. Partly cloudy, with a low around 34.
Tuesday
A chance of snow. Partly sunny, with a high near 56.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Lost Trail Pass MT
 45.71°N 114.07°W (Elev. 7100 ft)
2:01 am MDT Apr 15, 2026
10am MDT Apr 15, 2026-6pm MDT Apr 21, 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