Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Current conditions at

Lost Trail Pass (ITD87)

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

unknown precip

25°F

-4°C

Humidity 57%
Wind Speed NNE 13 MPH
Barometer NA
Dewpoint 11°F (-12°C)
Visibility 1.24 mi
Wind Chill13°F (-11°C)
Last update 16 Apr 04:00 PM MDT
Extended Forecast for

3 Miles SW Lost Trail Pass MT

  • This Afternoon

    This Afternoon: A 40 percent chance of snow.  Partly sunny, with a high near 25. West northwest wind around 14 mph, with gusts as high as 29 mph.  Total daytime snow accumulation of less than one inch possible.

    High: 25 °F

    Chance Snow

  • Tonight

    Tonight: A 40 percent chance of snow, mainly before 3am.  Mostly cloudy, with a low around 17. West northwest wind 5 to 14 mph, with gusts as high as 29 mph.  New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Chance Snow

  • Friday

    Friday: A 40 percent chance of snow, mainly before 4pm.  Partly sunny, with a high near 31. West wind 5 to 10 mph, with gusts as high as 23 mph.  New snow accumulation of less than one inch possible.

    High: 31 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly clear, with a low around 18. West northwest wind 5 to 10 mph becoming light and variable  after midnight. Winds could gust as high as 22 mph.

    Low: 18 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 43. South wind around 6 mph.

    High: 43 °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 51.

    High: 51 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of snow. Partly sunny, with a high near 25. West northwest wind around 14 mph, with gusts as high as 29 mph. Total daytime snow accumulation of less than one inch possible.
Tonight
A 40 percent chance of snow, mainly before 3am. Mostly cloudy, with a low around 17. West northwest wind 5 to 14 mph, with gusts as high as 29 mph. New snow accumulation of less than a half inch possible.
Friday
A 40 percent chance of snow, mainly before 4pm. Partly sunny, with a high near 31. West wind 5 to 10 mph, with gusts as high as 23 mph. New snow accumulation of less than one inch possible.
Friday Night
Mostly clear, with a low around 18. West northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.
Saturday
Sunny, with a high near 43. South wind around 6 mph.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 58.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 60.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 36.
Wednesday
Rain and snow likely. Snow level 8000 feet. Mostly cloudy, with a high near 49.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 34.
Thursday
Rain and snow likely. Mostly cloudy, with a high near 43.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Lost Trail Pass MT
 45.67°N 114°W (Elev. 7480 ft)
2:01 pm MDT Apr 16, 2026
4pm MDT Apr 16, 2026-6pm MDT Apr 23, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database