Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

LIBBY (LBBM8)

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

NA

43°F

6°C

Humidity 87%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 19 May 06:25 AM MDT
Extended Forecast for

Libby MT

  • Today

    Today: A slight chance of rain between 2pm and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 70. Calm wind becoming west southwest around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 70 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of rain before 10pm.  Mostly cloudy, with a low around 39. West wind around 5 mph becoming calm  in the evening.

    Low: 39 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain, mainly between noon and 3pm, then a chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 70. Calm wind.  Chance of precipitation is 40%.

    High: 70 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight.  Partly cloudy, with a low around 38. Calm wind.  Chance of precipitation is 40%.

    Low: 38 °F

    Chance
    Showers then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75. Calm wind.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Friday Night

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

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

Today
A slight chance of rain between 2pm and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 70. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Tonight
A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 39. West wind around 5 mph becoming calm in the evening.
Wednesday
A chance of rain, mainly between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 70. Calm wind. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Partly cloudy, with a low around 38. Calm wind. Chance of precipitation is 40%.
Thursday
Sunny, with a high near 75. Calm wind.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 45.
Memorial Day
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Libby MT
 48.39°N 115.55°W (Elev. 2198 ft)
2:01 am MDT May 19, 2026
7am MDT May 19, 2026-6pm MDT May 25, 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