Heavy Rain in the Southern Appalachians; Heat Continues in the West; Monitoring Tropical Storm Erin

Heavy to excessive rain falling over the southern Appalachians may bring areas of flooding into Wednesday. Hot temperatures are in place through Wednesday across parts of the western U.S. and New England. Tropical Storm Erin is forecast to become a Hurricane by late this week as it moves westward across the central Atlantic Ocean. Monitor forecasts for any Puerto Rico or U.S. East Coast impacts. Read More >

Current conditions at

PLAINS (PLAM8)

Lat: 47.46622°NLon: 114.87961°WElev: 2481.0ft.

NA

61°F

16°C

Humidity 53%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 13 Aug 02:26 AM MDT
Extended Forecast for

Plains MT

  • Overnight

    Overnight: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95. Light and variable wind becoming west southwest 9 to 14 mph in the morning. Winds could gust as high as 20 mph.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. Southwest wind 5 to 15 mph, with gusts as high as 21 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86. Southwest wind 3 to 8 mph. Winds could gust as high as 18 mph.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54. West wind 5 to 7 mph becoming calm  in the evening.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain after midnight.  Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain before noon, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 82.

    High: 82 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 59. Calm wind.
Wednesday
Sunny, with a high near 95. Light and variable wind becoming west southwest 9 to 14 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 57. Southwest wind 5 to 15 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 86. Southwest wind 3 to 8 mph. Winds could gust as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 54. West wind 5 to 7 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 80.
Friday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 57.
Saturday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Plains MT
 47.47°N 114.87°W (Elev. 2932 ft)
2:30 pm MDT Aug 12, 2025
3am MDT Aug 13, 2025-6pm MDT Aug 19, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database