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.

Clear

45°F

7°C

Humidity 61%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 18 Apr 08:55 PM PDT
Extended Forecast for

9 Miles WNW Troy MT

  • Tonight

    Tonight: Mostly clear, with a low around 32. Southwest wind around 8 mph.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 53. South wind 6 to 8 mph becoming west in the afternoon.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39. West wind around 8 mph.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 60. Southwest wind 6 to 8 mph becoming northeast in the morning.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42. Southwest wind 7 to 9 mph becoming east after midnight. Winds could gust as high as 18 mph.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain before 11am, then showers and possibly a thunderstorm after 11am. Snow level 8400 feet lowering to 7200 feet in the afternoon . High near 43. Chance of precipitation is 90%.

    High: 43 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 2am. Snow level 6700 feet lowering to 5400 feet after midnight . Low around 33. Chance of precipitation is 80%.

    Low: 33 °F

    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 32. Southwest wind around 8 mph.
Sunday
Mostly sunny, with a high near 53. South wind 6 to 8 mph becoming west in the afternoon.
Sunday Night
Mostly cloudy, with a low around 39. West wind around 8 mph.
Monday
Sunny, with a high near 60. Southwest wind 6 to 8 mph becoming northeast in the morning.
Monday Night
Partly cloudy, with a low around 42. Southwest wind 7 to 9 mph becoming east after midnight. Winds could gust as high as 18 mph.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 42.
Wednesday
Rain before 11am, then showers and possibly a thunderstorm after 11am. Snow level 8400 feet lowering to 7200 feet in the afternoon . High near 43. Chance of precipitation is 90%.
Wednesday Night
Rain and snow, becoming all snow after 2am. Snow level 6700 feet lowering to 5400 feet after midnight . Low around 33. Chance of precipitation is 80%.
Thursday
A 50 percent chance of snow. Partly sunny, with a high near 41.
Thursday Night
A 20 percent chance of snow. Partly cloudy, with a low around 29.
Friday
A slight chance of rain and snow. Mostly sunny, with a high near 44. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 30.
Saturday
A slight chance of rain and snow. Mostly sunny, with a high near 46. Chance of precipitation is 20%.
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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:
2:06 pm PDT Apr 18, 2026
Forecast Valid:
9pm PDT Apr 18, 2026-6pm PDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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