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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

LIBBY (LBBM8)

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

NA

56°F

13°C

Humidity 61%
Wind Speed NNE 1 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 18 Jun 12:25 AM MDT
Extended Forecast for

11 Miles SW Libby MT

  • Overnight

    Overnight: Partly cloudy, with a low around 47. West wind 3 to 6 mph.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 63. Light west wind becoming west northwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. West northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.

    Low: 46 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 67. East northeast wind around 6 mph.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. South southeast wind around 6 mph becoming light and variable in the evening.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 47. Breezy.

    Low: 47 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 47. West wind 3 to 6 mph.
Thursday
Sunny, with a high near 63. Light west wind becoming west northwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 46. West northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Juneteenth
Mostly sunny, with a high near 67. East northeast wind around 6 mph.
Friday Night
Partly cloudy, with a low around 51. South southeast wind around 6 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 65.
Saturday Night
Mostly clear, with a low around 47. Breezy.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SW Libby MT
 48.27°N 115.68°W (Elev. 5604 ft)
Last Update:
12:21 am MDT Jun 18, 2026
Forecast Valid:
12am MDT Jun 18, 2026-6pm MDT Jun 24, 2026
 
Forecast Discussion
 
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Additional Resources

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