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Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

7-Day Forecast 46.89°N 113.59°W (Text-Only)
NWS Forecast for: Potomac MT
Issued by: National Weather Service Missoula, MT
Last Update: 2:30 pm MDT Jul 13, 2025		Print

  • Tonight

    Tonight: Mostly clear, with a low around 53. West northwest wind around 6 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Clear


  • Monday

    Monday: Sunny, with a high near 93. Light northwest wind becoming west northwest 10 to 15 mph in the morning. Winds could gust as high as 21 mph.

    High: 93 °F

    Sunny


  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms between midnight and 3am, then a chance of rain after 3am. Partly cloudy, with a low around 48. West wind 9 to 16 mph becoming east after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 30%.

    Low: 48 °F

    Mostly Clear
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 68. East northeast wind 6 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Showers
    Likely

  • Tuesday
    Night

    Tuesday Night: A 30 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 42. Northeast wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Chance Rain


  • Wednesday

    Wednesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny


  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear


  • Thursday

    Thursday: Sunny, with a high near 88.

    High: 88 °F

    Sunny


  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear




    • Tonight: Mostly clear, with a low around 53. West northwest wind around 6 mph becoming calm in the evening.

    Monday: Sunny, with a high near 93. Light northwest wind becoming west northwest 10 to 15 mph in the morning. Winds could gust as high as 21 mph.

    Monday Night: A chance of showers and thunderstorms between midnight and 3am, then a chance of rain after 3am. Partly cloudy, with a low around 48. West wind 9 to 16 mph becoming east after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 30%.

    Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 68. East northeast wind 6 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Tuesday Night: A 30 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 42. Northeast wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    Wednesday: Mostly sunny, with a high near 80.

    Wednesday Night: Mostly clear, with a low around 41.

    Thursday: Sunny, with a high near 88.

    Thursday Night: Mostly clear, with a low around 45.

    Friday: Sunny, with a high near 89.

    Friday Night: Mostly clear, with a low around 47.

    Saturday: Sunny, with a high near 91.

    Saturday Night: Mostly clear, with a low around 49.

    Sunday: Sunny, with a high near 90.


    Potomac MT
     46.89°N 113.59°W (Elev. 3584 ft)

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