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

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

TROY (TROM8)

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

NA

47°F

8°C

Humidity 90%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 13 Apr 12:07 AM MDT
Extended Forecast for

3 Miles SSW Troy MT

  • Overnight

    Overnight: A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Chance Rain

  • Monday

    Monday: A chance of rain and thunderstorms, then showers and possibly a thunderstorm after 4pm. High near 57. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 57 °F

    Chance Rain
    then Showers

  • Monday Night

    Monday Night: A 50 percent chance of rain before midnight. Mostly cloudy, with a low around 39. South southwest wind around 7 mph.

    Low: 39 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A chance of rain before 9am, then a chance of rain and snow between 9am and noon, then rain likely after noon. Snow level 3400 feet rising to 4200 feet in the afternoon. Mostly cloudy, with a high near 48. Southwest wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 48 °F

    Chance
    Rain/Snow
    then Rain
    Likely

  • Tuesday Night

    Tuesday Night: Rain. Snow level 4400 feet lowering to 3600 feet after midnight . Low around 36. South southwest wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Rain

  • Wednesday

    Wednesday: Rain before 9am, then rain and snow between 9am and 3pm, then snow after 3pm. Snow level 3200 feet lowering to 2600 feet in the afternoon . High near 46. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 46 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 28. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: Snow likely, mainly after noon. Mostly cloudy, with a high near 46.

    High: 46 °F

    Snow Likely

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 42. Calm wind.
Monday
A chance of rain and thunderstorms, then showers and possibly a thunderstorm after 4pm. High near 57. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 50 percent chance of rain before midnight. Mostly cloudy, with a low around 39. South southwest wind around 7 mph.
Tuesday
A chance of rain before 9am, then a chance of rain and snow between 9am and noon, then rain likely after noon. Snow level 3400 feet rising to 4200 feet in the afternoon. Mostly cloudy, with a high near 48. Southwest wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tuesday Night
Rain. Snow level 4400 feet lowering to 3600 feet after midnight . Low around 36. South southwest wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain before 9am, then rain and snow between 9am and 3pm, then snow after 3pm. Snow level 3200 feet lowering to 2600 feet in the afternoon . High near 46. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
A chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 28. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Thursday
Snow likely, mainly after noon. Mostly cloudy, with a high near 46.
Thursday Night
Mostly cloudy, with a low around 27.
Friday
A slight chance of rain and snow between noon and 3pm, then a slight chance of rain after 3pm. Snow level rising to 3500 feet in the afternoon. Mostly sunny, with a high near 50.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
A chance of rain. Partly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Troy MT
 48.42°N 115.91°W (Elev. 2641 ft)
Last Update:
2:01 pm MDT Apr 12, 2026
Forecast Valid:
12am MDT Apr 13, 2026-6pm MDT Apr 19, 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