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

PLAINS (PLAM8)

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

NA

39°F

4°C

Humidity 37%
Wind Speed WSW 5 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 09 Mar 06:26 AM MDT
Extended Forecast for

Plains MT

  • Today

    Today: A chance of snow before 3pm, then a chance of snow after 4pm. Partly sunny, with a high near 41. West southwest wind 8 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.

    High: 41 °F

    Chance Snow

  • Tonight

    Tonight: A slight chance of snow before 8pm, then a chance of snow after 11pm. Mostly cloudy, with a low around 26. West southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Slight Chance
    Snow then
    Chance Snow

  • Tuesday

    Tuesday: Snow likely, mainly before noon. Mostly cloudy, with a high near 39. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow after midnight. Partly cloudy, with a low around 23. West wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 18 mph. Little or no snow accumulation expected.

    Low: 23 °F

    Partly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: Snow before 3pm, then rain and snow. High near 45. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Snow Likely
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain. Low around 37. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Rain

  • Thursday

    Thursday: Rain before 9am, then rain and snow. High near 48. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 48 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: Rain before 3am, then rain and snow. Cloudy, with a low around 36.

    Low: 36 °F

    Rain then
    Rain/Snow

  • Friday

    Friday: Rain and snow, becoming all rain after 9am. Cloudy, with a high near 48.

    High: 48 °F

    Rain/Snow
    then Rain

Detailed Forecast

Today
A chance of snow before 3pm, then a chance of snow after 4pm. Partly sunny, with a high near 41. West southwest wind 8 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A slight chance of snow before 8pm, then a chance of snow after 11pm. Mostly cloudy, with a low around 26. West southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Tuesday
Snow likely, mainly before noon. Mostly cloudy, with a high near 39. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
A 30 percent chance of snow after midnight. Partly cloudy, with a low around 23. West wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 18 mph. Little or no snow accumulation expected.
Wednesday
Snow before 3pm, then rain and snow. High near 45. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain. Low around 37. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain before 9am, then rain and snow. High near 48. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
Rain before 3am, then rain and snow. Cloudy, with a low around 36.
Friday
Rain and snow, becoming all rain after 9am. Cloudy, with a high near 48.
Friday Night
Rain. Cloudy, with a low around 36.
Saturday
Rain and snow. Snow level 3900 feet. Mostly cloudy, with a high near 48.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 26.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Plains MT
 47.47°N 114.87°W (Elev. 2933 ft)
Last Update:
2:01 am MDT Mar 9, 2026
Forecast Valid:
7am MDT Mar 9, 2026-6pm MDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation