Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Lost Trail Pass (ITD87)

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

unknown precip

36°F

2°C

Humidity 100%
Wind Speed SSW 6 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility 1.24 mi
Wind Chill31°F (-1°C)
Last update 11 Apr 02:00 AM MDT
Extended Forecast for

Lost Trail Pass MT

  • Overnight

    Overnight: A 40 percent chance of showers, mainly before 4am.  Mostly cloudy, with a low around 35. South southeast wind 6 to 16 mph, with gusts as high as 25 mph.

    Low: 35 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm.  Snow level 8700 feet lowering to 8000 feet in the afternoon . High near 49. Light and variable wind becoming south southwest 5 to 7 mph in the morning. Winds could gust as high as 22 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 49 °F

    Slight Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: A chance of rain showers, possibly mixing with snow after 9pm, then gradually ending.  Snow level 8000 feet lowering to 7100 feet after midnight . Partly cloudy, with a low around 31. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow
    then Mostly
    Clear

  • Sunday

    Sunday: A chance of snow showers before noon, then rain, possibly mixed with snow showers. Some thunder is also possible.  High near 46. Calm wind becoming south southeast around 6 mph in the afternoon.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 46 °F

    Chance Snow
    Showers then
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow showers, becoming all snow after 9pm.  Low around 29. Light southwest wind.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 29 °F

    Rain/Snow
    then Snow
    Showers
    Likely

  • Monday

    Monday: Snow showers.  High near 39. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 39 °F

    Snow Showers

  • Monday Night

    Monday Night: Snow showers likely, mainly before midnight.  Mostly cloudy, with a low around 28. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Tuesday

    Tuesday: A chance of snow showers, mainly before noon.  Partly sunny, with a high near 43.

    High: 43 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: A chance of snow after midnight.  Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Overnight
A 40 percent chance of showers, mainly before 4am. Mostly cloudy, with a low around 35. South southeast wind 6 to 16 mph, with gusts as high as 25 mph.
Saturday
Showers and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Snow level 8700 feet lowering to 8000 feet in the afternoon . High near 49. Light and variable wind becoming south southwest 5 to 7 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of rain showers, possibly mixing with snow after 9pm, then gradually ending. Snow level 8000 feet lowering to 7100 feet after midnight . Partly cloudy, with a low around 31. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday
A chance of snow showers before noon, then rain, possibly mixed with snow showers. Some thunder is also possible. High near 46. Calm wind becoming south southeast around 6 mph in the afternoon. Chance of precipitation is 90%. Little or no snow accumulation expected.
Sunday Night
Rain and snow showers, becoming all snow after 9pm. Low around 29. Light southwest wind. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Monday
Snow showers. High near 39. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 28. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of snow showers, mainly before noon. Partly sunny, with a high near 43.
Tuesday Night
A chance of snow after midnight. Mostly cloudy, with a low around 28.
Wednesday
Snow. Cloudy, with a high near 39.
Wednesday Night
Snow. Mostly cloudy, with a low around 21.
Thursday
Snow. Mostly cloudy, with a high near 31.
Thursday Night
A chance of snow. Partly cloudy, with a low around 17.
Friday
A chance of snow. Partly sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
Lost Trail Pass MT
 45.68°N 113.94°W (Elev. 7077 ft)
2:01 am MDT Apr 11, 2026
2am MDT Apr 11, 2026-6pm MDT Apr 17, 2026
 
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