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.

Rain

33°F

1°C

Humidity 74%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility 1.24 mi
Last update 15 Apr 12:00 AM MDT
Extended Forecast for

5 Miles WNW Gibbonsville ID

Winter Weather Advisory April 15, 06:00pm until April 16, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Overnight

    Overnight: A 50 percent chance of snow, mainly after 3am.  Mostly cloudy, with a low around 30. Southwest wind 14 to 17 mph, with gusts as high as 22 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 30 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow, mainly before 3pm, then snow showers after 3pm. Some thunder is also possible.  High near 36. Breezy, with a south southwest wind 14 to 22 mph, with gusts as high as 33 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 36 °F

    Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times.  Low around 17. Breezy, with a west wind 14 to 22 mph, with gusts as high as 31 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 17 °F

    Heavy Snow
    and Breezy
    then Snow
    Likely

  • Thursday

    Thursday: Snow.  High near 23. Northwest wind 14 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 23 °F

    Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 19. Northwest wind 10 to 20 mph, with gusts as high as 29 mph.  New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly after noon.  Mostly cloudy, with a high near 28. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 28 °F

    Snow Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Saturday Night

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

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 50 percent chance of snow, mainly after 3am. Mostly cloudy, with a low around 30. Southwest wind 14 to 17 mph, with gusts as high as 22 mph. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Snow, mainly before 3pm, then snow showers after 3pm. Some thunder is also possible. High near 36. Breezy, with a south southwest wind 14 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 17. Breezy, with a west wind 14 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow. High near 23. Northwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 19. Northwest wind 10 to 20 mph, with gusts as high as 29 mph. New snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly after noon. Mostly cloudy, with a high near 28. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Friday Night
Partly cloudy, with a low around 19.
Saturday
Sunny, with a high near 39.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 47.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 32.
Monday
A chance of snow. Partly sunny, with a high near 49.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Gibbonsville ID
 45.59°N 114.01°W (Elev. 8114 ft)
2:01 pm MDT Apr 14, 2026
12am 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