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

Tropical Storm Edouard to Impact the Northwest Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard will bring tropical storm to hurricane conditions, heavy rainfall, flash and some river flooding, and storm surge to portions of Upper Texas and southwestern Louisiana coasts into Wednesday. Severe thunderstorms are possible in the Central Plains and Mid-Atlantic. Hot and humid conditions will expand from the Central Plains into the Ohio Valley and Mid-Atlantic. Read More >

Current conditions at

LIBBY (LBBM8)

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

NA

83°F

28°C

Humidity 26%
Wind Speed W 1 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Heat Index81°F (27°C)
Last update 01 Sep 01:25 PM MDT
Extended Forecast for

Libby MT

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 91. Calm wind.

    High: 91 °F

    Partly Sunny

  • Tonight

    Tonight: A 40 percent chance of rain before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Chance Rain
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A slight chance of rain, then showers likely and possibly a thunderstorm after noon. Areas of fog between 7am and 8am. Otherwise, increasing clouds, with a high near 76. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Slight Chance
    Rain and
    Areas Fog
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 8pm, then a chance of rain after 10pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 50%.

    Low: 44 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday

    Thursday: Rain likely, mainly before noon. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 70. Calm wind. Chance of precipitation is 70%.

    High: 70 °F

    Rain Likely
    and Patchy
    Fog then
    Chance Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain
    and Patchy
    Fog

  • Friday

    Friday: A chance of rain before noon, then a chance of showers and thunderstorms after noon. Areas of fog before 10am. Otherwise, partly sunny, with a high near 72. Chance of precipitation is 40%.

    High: 72 °F

    Chance
    Showers and
    Areas Fog

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of rain before noon. Mostly sunny, with a high near 78.

    High: 78 °F

    Chance Rain
    then Mostly
    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 91. Calm wind.
Tonight
A 40 percent chance of rain before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 49. Calm wind.
Wednesday
A slight chance of rain, then showers likely and possibly a thunderstorm after noon. Areas of fog between 7am and 8am. Otherwise, increasing clouds, with a high near 76. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A slight chance of rain before 8pm, then a chance of rain after 10pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 50%.
Thursday
Rain likely, mainly before noon. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 70. Calm wind. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of rain. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 41.
Friday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Areas of fog before 10am. Otherwise, partly sunny, with a high near 72. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 41.
Saturday
A chance of rain before noon. Mostly sunny, with a high near 78.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 44.
Sunday
A slight chance of rain. Mostly sunny, with a high near 81.
Sunday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 46.
Labor Day
A chance of rain. Mostly cloudy, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Libby MT
 48.39°N 115.58°W (Elev. 2408 ft)
Last Update:
12:22 pm MDT Sep 1, 2026
Forecast Valid:
1pm MDT Sep 1, 2026-6pm MDT Sep 7, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation