Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

TROY (TROM8)

Lat: 48.48165°NLon: 115.90507°WElev: 2009.0ft.

NA

36°F

2°C

Humidity 100%
Wind Speed SSE 2 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 08 Dec 04:07 AM MST
Extended Forecast for

4 Miles S Troy MT

Wind Advisory December 8, 08:00pm until December 9, 08:00am
Click here for hazard details and duration
Wind Advisory
  • Overnight

    Overnight: Rain likely.  Cloudy, with a low around 37. South wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%.

    Low: 37 °F

    Rain Likely

  • Monday

    Monday: Rain.  High near 46. South southwest wind around 9 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 46 °F

    Rain

  • Monday Night

    Monday Night: Rain, mainly before 4am.  Low around 39. Southwest wind 11 to 16 mph, with gusts as high as 34 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 39 °F

    Rain

  • Tuesday

    Tuesday: Rain likely, mainly before 11am.  Snow level 5100 feet lowering to 3500 feet. Mostly cloudy, with a high near 46. West southwest wind 9 to 15 mph, with gusts as high as 32 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Rain Likely
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all rain after 2am.  Snow level 3400 feet rising to 4000 feet after midnight. Low around 35. South southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain.  High near 47. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 38. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Rain

  • Thursday

    Thursday: Rain before 8am, then rain, possibly mixed with snow.  Mostly cloudy, with a high near 44.

    High: 44 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: Rain likely, possibly mixed with snow.  Mostly cloudy, with a low around 34.

    Low: 34 °F

    Rain/Snow
    Likely

Detailed Forecast

Overnight
Rain likely. Cloudy, with a low around 37. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Monday
Rain. High near 46. South southwest wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Monday Night
Rain, mainly before 4am. Low around 39. Southwest wind 11 to 16 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday
Rain likely, mainly before 11am. Snow level 5100 feet lowering to 3500 feet. Mostly cloudy, with a high near 46. West southwest wind 9 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain and snow, becoming all rain after 2am. Snow level 3400 feet rising to 4000 feet after midnight. Low around 35. South southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Rain. High near 47. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain. Low around 38. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain before 8am, then rain, possibly mixed with snow. Mostly cloudy, with a high near 44.
Thursday Night
Rain likely, possibly mixed with snow. Mostly cloudy, with a low around 34.
Friday
Rain and snow likely, mainly before 11am. Mostly cloudy, with a high near 44.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 36.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 44.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 35.
Sunday
Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Troy MT
 48.4°N 115.9°W (Elev. 2667 ft)
1:02 am MST Dec 8, 2025
4am MST Dec 8, 2025-6pm MST Dec 14, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database