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

LIBBY (LBBM8)

Lat: 48.40361°NLon: 115.53917°WElev: 2070.0ft.

NA

39°F

4°C

Humidity 97%
Wind Speed WSW 0 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 15 Apr 06:25 AM MDT
Extended Forecast for

18 Miles SW Fortine MT

  • Today

    Today: Snow showers, mainly before 2pm.  High near 37. West southwest wind around 11 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 2 inches possible.

    High: 37 °F

    Snow Showers

  • Tonight

    Tonight: Snow showers likely, mainly after 3am.  Mostly cloudy, with a low around 24. West southwest wind 6 to 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Snow Showers
    Likely

  • Thursday

    Thursday: Snow showers likely.  Mostly cloudy, with a high near 35. West northwest wind 6 to 8 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 35 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. Southwest wind 5 to 9 mph.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of snow showers, mainly after noon.  Partly sunny, with a high near 40. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.  Little or no snow accumulation expected.

    High: 40 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

Today
Snow showers, mainly before 2pm. High near 37. West southwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow showers likely, mainly after 3am. Mostly cloudy, with a low around 24. West southwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Thursday
Snow showers likely. Mostly cloudy, with a high near 35. West northwest wind 6 to 8 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Thursday Night
Partly cloudy, with a low around 25. Southwest wind 5 to 9 mph.
Friday
A 30 percent chance of snow showers, mainly after noon. Partly sunny, with a high near 40. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Little or no snow accumulation expected.
Friday Night
Mostly clear, with a low around 25.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 58.
Monday Night
A slight chance of rain and snow. Partly cloudy, with a low around 40.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles SW Fortine MT
 48.58°N 115.15°W (Elev. 5600 ft)
2:01 am MDT Apr 15, 2026
6am MDT Apr 15, 2026-6pm MDT Apr 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database