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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Hazardous Weather Conditions

Current conditions at

TROY (TROM8)

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

NA

28°F

-2°C

Humidity 90%
Wind Speed SSE 4 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill23°F (-5°C)
Last update 02 Jan 01:07 AM MST
Extended Forecast for

4 Miles S Troy MT

Winter Weather Advisory January 2, 01:31am until January 2, 02:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 2, 01:31am until January 2, 02:00pm

    NOW until 2:00pm Fri

    Winter Weather Advisory

  • Overnight

    Low: 29 °F

    Rain/Snow
    Likely and
    Patchy Fog

  • Friday

    Friday: Rain and snow before 2pm, then a chance of rain. Patchy fog. Snow level 4200 feet lowering to 2800 feet. High near 38. Calm wind. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow and
    Patchy Fog

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Patchy fog. Otherwise, mostly cloudy, with a low around 36. Calm wind. Chance of precipitation is 70%.

    Low: 36 °F

    Chance Rain
    and Patchy
    Fog then Rain
    Likely and
    Patchy Fog

  • Saturday

    Saturday: Rain, mainly after 11am. Patchy fog. High near 44. Light south wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Rain and
    Patchy Fog

  • Saturday Night

    Saturday Night: Rain. Patchy fog. Low around 38. Light south wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain and
    Patchy Fog

  • Sunday

    Sunday: Rain. Patchy fog before 11am. High near 42. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain and
    Patchy Fog

  • Sunday Night

    Sunday Night: Rain before 11pm, then rain and snow likely between 11pm and 2am, then rain likely after 2am. Patchy fog. Snow level 3700 feet. Low around 35. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow and
    Patchy Fog

  • Monday

    Monday: Rain and snow. Patchy fog before 1pm. Snow level 3200 feet. Otherwise, mostly cloudy, with a high near 39.

    High: 39 °F

    Rain/Snow and
    Patchy Fog

Detailed Forecast

Overnight
Rain likely before 4am, then a chance of rain and snow. Patchy fog. Snow level 3200 feet. Otherwise, mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Friday
Rain and snow before 2pm, then a chance of rain. Patchy fog. Snow level 4200 feet lowering to 2800 feet. High near 38. Calm wind. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday Night
Rain likely, mainly after 1am. Patchy fog. Otherwise, mostly cloudy, with a low around 36. Calm wind. Chance of precipitation is 70%.
Saturday
Rain, mainly after 11am. Patchy fog. High near 44. Light south wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Patchy fog. Low around 38. Light south wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. Patchy fog before 11am. High near 42. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain before 11pm, then rain and snow likely between 11pm and 2am, then rain likely after 2am. Patchy fog. Snow level 3700 feet. Low around 35. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday
Rain and snow. Patchy fog before 1pm. Snow level 3200 feet. Otherwise, mostly cloudy, with a high near 39.
Monday Night
A chance of rain and snow before 11pm, then a chance of snow. Patchy fog before 8pm. Otherwise, mostly cloudy, with a low around 31.
Tuesday
Snow. Mostly cloudy, with a high near 37.
Tuesday Night
Rain and snow. Cloudy, with a low around 31.
Wednesday
Rain and snow. Mostly cloudy, with a high near 37.
Wednesday Night
Snow likely. Patchy fog. Otherwise, mostly cloudy, with a low around 25.
Thursday
A chance of snow. Patchy fog. Otherwise, mostly cloudy, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Troy MT
 48.4°N 115.9°W (Elev. 2667 ft)
Last Update:
1:02 am MST Jan 2, 2026
Forecast Valid:
1am MST Jan 2, 2026-6pm MST Jan 8, 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