Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

Current conditions at

LIBBY (LBBM8)

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

NA

58°F

14°C

Humidity 55%
Wind Speed NE 1 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 30 Aug 09:25 PM MDT
Extended Forecast for

3 Miles SSE Libby MT

  • Tonight

    Tonight: Mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Areas of fog before 8am.  Otherwise, sunny, with a high near 86. Calm wind.

    High: 86 °F

    Areas Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 92. Calm wind.

    High: 92 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly after midnight.  Mostly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely before noon, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 79. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 42. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 73.

    High: 73 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A slight chance of rain before midnight.  Partly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Rain then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 38. Calm wind.
Monday
Areas of fog before 8am. Otherwise, sunny, with a high near 86. Calm wind.
Monday Night
Mostly clear, with a low around 41. Calm wind.
Tuesday
Mostly sunny, with a high near 92. Calm wind.
Tuesday Night
A 30 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 49. Calm wind.
Wednesday
Rain likely before noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 79. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 42. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 73.
Thursday Night
A slight chance of rain before midnight. Partly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 78.
Friday Night
A chance of rain. Mostly cloudy, with a low around 40.
Saturday
A slight chance of rain. Partly sunny, with a high near 82.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 42.
Sunday
A chance of rain. Partly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Libby MT
 48.35°N 115.51°W (Elev. 2244 ft)
2:01 pm MDT Aug 30, 2026
10pm MDT Aug 30, 2026-6pm MDT Sep 6, 2026
 
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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