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

LIBBY (LBBM8)

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

NA

40°F

4°C

Humidity 76%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 11 Apr 04:25 AM MDT
Extended Forecast for

17 Miles SW Fortine MT

  • Today

    Today: Showers likely, mainly before 4pm.  Mostly cloudy, with a high near 52. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Chance
    Showers then
    Showers
    Likely

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before 1am.  Mostly cloudy, with a low around 39. Southwest wind 3 to 7 mph.

    Low: 39 °F

    Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers, mainly after noon.  Partly sunny, with a high near 54. South southeast wind 3 to 5 mph.

    High: 54 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 39. North wind around 5 mph becoming light and variable  after midnight.  New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely.  Mostly cloudy, with a high near 48. Light southwest wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 22 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of showers before midnight.  Snow level 6100 feet lowering to 5200 feet after midnight . Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow showers, mainly after noon.  Mostly cloudy, with a high near 40. Little or no snow accumulation expected.

    High: 40 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after midnight.  Mostly cloudy, with a low around 33.

    Low: 33 °F

    Snow Likely

  • Wednesday

    Wednesday: Snow.  Mostly cloudy, with a high near 38.

    High: 38 °F

    Snow

Detailed Forecast

Today
Showers likely, mainly before 4pm. Mostly cloudy, with a high near 52. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
A 40 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 39. Southwest wind 3 to 7 mph.
Sunday
A 50 percent chance of showers, mainly after noon. Partly sunny, with a high near 54. South southeast wind 3 to 5 mph.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 39. North wind around 5 mph becoming light and variable after midnight. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers likely. Mostly cloudy, with a high near 48. Light southwest wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 30 percent chance of showers before midnight. Snow level 6100 feet lowering to 5200 feet after midnight . Mostly cloudy, with a low around 36.
Tuesday
A 30 percent chance of snow showers, mainly after noon. Mostly cloudy, with a high near 40. Little or no snow accumulation expected.
Tuesday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 33.
Wednesday
Snow. Mostly cloudy, with a high near 38.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 25.
Thursday
A chance of snow. Partly sunny, with a high near 38.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 25.
Friday
A chance of snow. Mostly sunny, with a high near 42.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SW Fortine MT
 48.56°N 115.11°W (Elev. 4800 ft)
2:01 am MDT Apr 11, 2026
4am MDT Apr 11, 2026-6pm MDT Apr 17, 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