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 95%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility 1.24 mi
Last update 15 Apr 05:00 AM MDT
Extended Forecast for

6 Miles W 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 showers.  Mostly cloudy, with a low around 31. Southwest wind around 10 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 31 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: Snow showers. Some thunder is also possible.  High near 37. South southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 37 °F

    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers, mainly before 9pm. The snow could be heavy at times.  Low around 17. West northwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 32 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 17 °F

    Heavy Snow
    then Snow
    Showers
    Likely

  • Thursday

    Thursday: Snow showers.  High near 24. West northwest wind 9 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 24 °F

    Snow Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of snow showers.  Mostly cloudy, with a low around 18. West wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 31 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.  Partly sunny, with a high near 29. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 29 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 50 percent chance of snow showers. Mostly cloudy, with a low around 31. Southwest wind around 10 mph. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Snow showers. Some thunder is also possible. High near 37. South southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow showers, mainly before 9pm. The snow could be heavy at times. Low around 17. West northwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow showers. High near 24. West northwest wind 9 to 18 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 30 percent chance of snow showers. Mostly cloudy, with a low around 18. West wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 31 mph. New snow accumulation of less than a half inch possible.
Friday
Snow showers likely, mainly after noon. Partly sunny, with a high near 29. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday Night
Mostly clear, with a low around 19.
Saturday
Sunny, with a high near 40.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
A slight chance of rain and snow. Mostly sunny, with a high near 52.
Monday Night
A slight chance of rain and snow. Snow level 8200 feet lowering to 7600 feet after midnight . Partly cloudy, with a low around 34.
Tuesday
A chance of snow. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Gibbonsville ID
 45.56°N 114.04°W (Elev. 7546 ft)
2:01 am MDT Apr 15, 2026
5am 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