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

Boundary County Airport (K65S)

Lat: 48.726°NLon: 116.2952°WElev: 2333.0ft.

Partly Cloudy

52°F

11°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 18 Mar 02:55 PM PDT
Extended Forecast for

9 Miles WNW Troy MT

  • This Afternoon

    This Afternoon: A 40 percent chance of rain. Cloudy, with a high near 42. Southwest wind around 14 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Chance Rain

  • Tonight

    Tonight: Rain likely, mainly between 8pm and 11pm. Snow level 8500 feet lowering to 7400 feet after midnight . Mostly cloudy, with a low around 37. Southwest wind around 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Rain Likely

  • Thursday

    Thursday: Rain likely, mainly before 2pm. Snow level 7200 feet rising to 8200 feet in the afternoon. Mostly cloudy, with a high near 43. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Rain Likely
    and Breezy

  • Thursday Night

    Thursday Night: Rain likely, mainly after 8pm. Mostly cloudy, with a low around 38. Breezy, with a southwest wind 16 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain Likely
    and Breezy

  • Friday

    Friday: Rain. High near 43. Southwest wind around 17 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Rain

  • Friday Night

    Friday Night: Rain before 11pm, then a chance of rain and snow. Snow level 7800 feet lowering to 5500 feet after midnight . Low around 32. Breezy. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Breezy.
    Rain/Snow
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A 50 percent chance of snow. Partly sunny, with a high near 39. Breezy. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance Snow
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25. Breezy.

    Low: 25 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of rain. Cloudy, with a high near 42. Southwest wind around 14 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely, mainly between 8pm and 11pm. Snow level 8500 feet lowering to 7400 feet after midnight . Mostly cloudy, with a low around 37. Southwest wind around 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain likely, mainly before 2pm. Snow level 7200 feet rising to 8200 feet in the afternoon. Mostly cloudy, with a high near 43. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain likely, mainly after 8pm. Mostly cloudy, with a low around 38. Breezy, with a southwest wind 16 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 43. Southwest wind around 17 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain before 11pm, then a chance of rain and snow. Snow level 7800 feet lowering to 5500 feet after midnight . Low around 32. Breezy. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
A 50 percent chance of snow. Partly sunny, with a high near 39. Breezy. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly clear, with a low around 25. Breezy.
Sunday
Sunny, with a high near 38.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly cloudy, with a high near 40.
Monday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 28.
Tuesday
Rain and snow. High near 36. Chance of precipitation is 80%.
Tuesday Night
Rain and snow. Low around 27. Breezy. Chance of precipitation is 90%.
Wednesday
Snow. High near 32. Breezy. Chance of precipitation is 80%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WNW Troy MT
 48.5°N 116.09°W (Elev. 5387 ft)
Last Update:
2:12 pm PDT Mar 18, 2026
Forecast Valid:
3pm PDT Mar 18, 2026-6pm PDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation