Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Hazardous Weather Conditions

Current conditions at

LIBBY (LBBM8)

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

NA

35°F

2°C

Humidity 99%
Wind Speed SE 2 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 17 Mar 12:25 AM MDT
Extended Forecast for

18 Miles SW Fortine MT

  • Overnight

    Overnight: A chance of rain and snow, mainly before 3am.  Snow level 6100 feet. Mostly cloudy, with a low around 35. West southwest wind around 9 mph, with gusts as high as 18 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 35 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow before 4pm, then a slight chance of rain between 4pm and 5pm.  Snow level 6000 feet rising to 7300 feet in the afternoon. Partly sunny, with a high near 43. West southwest wind 9 to 11 mph, with gusts as high as 23 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 43 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly after 3am.  Low around 39. Southwest wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Chance Rain
    then Rain

  • Wednesday

    Wednesday: Rain likely, mainly before noon.  Mostly cloudy, with a high near 45. Southwest wind around 11 mph, with gusts as high as 23 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Rain Likely
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 39. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Chance Rain

  • Thursday

    Thursday: A 50 percent chance of rain.  Mostly cloudy, with a high near 48.

    High: 48 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Friday

    Friday: Rain likely.  Mostly cloudy, with a high near 50.

    High: 50 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain.  Snow level 7700 feet lowering to 6100 feet after midnight . Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Overnight
A chance of rain and snow, mainly before 3am. Snow level 6100 feet. Mostly cloudy, with a low around 35. West southwest wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday
A chance of rain and snow before 4pm, then a slight chance of rain between 4pm and 5pm. Snow level 6000 feet rising to 7300 feet in the afternoon. Partly sunny, with a high near 43. West southwest wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
Rain, mainly after 3am. Low around 39. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, mainly before noon. Mostly cloudy, with a high near 45. Southwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 39. South southwest wind around 10 mph, with gusts as high as 20 mph.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 48.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 40.
Friday
Rain likely. Mostly cloudy, with a high near 50.
Friday Night
A chance of rain. Snow level 7700 feet lowering to 6100 feet after midnight . Mostly cloudy, with a low around 37.
Saturday
A chance of rain and snow before noon, then a chance of rain between noon and 3pm, then a chance of snow after 3pm. Partly sunny, with a high near 43.
Saturday Night
A slight chance of snow. Partly cloudy, with a low around 28.
Sunday
A slight chance of snow. Mostly sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 28.
Monday
A slight chance of snow. Partly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles SW Fortine MT
 48.58°N 115.15°W (Elev. 5600 ft)
12:21 am MDT Mar 17, 2026
1am MDT Mar 17, 2026-6pm MDT Mar 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database