National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hurricane and Storm Surge Watches Issued for the Northern Gulf Coast for Strengthening Tropical Storm Isaias

Tropical Storm Isaias is forecast to track toward the central Gulf Coast while strengthening into a hurricane on Thursday. There is an increasing risk of damaging hurricane-force winds and life-threatening storm surge impacts along portions of the northern Gulf Coast Friday into Saturday. Isaias will bring heavy rainfall to the central Gulf Coast and much of the Southeast Friday into the weekend. Read More >

Current conditions at

LIBBY (LBBM8)

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

NA

74°F

23°C

Humidity 27%
Wind Speed WSW 2 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 07 Oct 03:25 PM MDT
Extended Forecast for

12 Miles SSW Libby MT

  • Tonight

    Tonight: Mostly clear, with a low around 43. Calm wind becoming west 5 to 7 mph.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 62. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 44. Southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 44 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 54. Southwest wind 11 to 21 mph, with gusts as high as 41 mph.

    High: 54 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 36. Southwest wind 15 to 20 mph, with gusts as high as 43 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 36 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of rain and snow before 9am, then a chance of snow. Mostly cloudy, with a high near 40. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 40 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 43. Calm wind becoming west 5 to 7 mph.
Thursday
Mostly sunny, with a high near 62. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 44. Southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Friday
Mostly sunny, with a high near 54. Southwest wind 11 to 21 mph, with gusts as high as 41 mph.
Friday Night
A chance of rain before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 36. Southwest wind 15 to 20 mph, with gusts as high as 43 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday
A chance of rain and snow before 9am, then a chance of snow. Mostly cloudy, with a high near 40. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 27.
Sunday
Partly sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 24.
Columbus Day
Sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 29.
Tuesday
Sunny, with a high near 46.
Tuesday Night
A slight chance of rain and snow. Snow level 6900 feet lowering to 6100 feet after midnight . Partly cloudy, with a low around 34.
Wednesday
A slight chance of rain and snow. Snow level 5700 feet rising to 6300 feet in the afternoon. Partly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SSW Libby MT
 48.23°N 115.64°W (Elev. 5607 ft)
Last Update:
2:00 pm MDT Oct 7, 2026
Forecast Valid:
3pm MDT Oct 7, 2026-6pm MDT Oct 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation