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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

TROY (TROM8)

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

NA

38°F

3°C

Humidity 99%
Wind Speed W 0 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 10 Oct 07:07 AM MDT
Extended Forecast for

Troy MT

  • Today

    Today: A 30 percent chance of rain, mainly after 1pm. Patchy fog before noon. Otherwise, increasing clouds, with a high near 59. Light and variable wind becoming northeast 10 to 15 mph in the afternoon.

    High: 59 °F

    Patchy Fog
    then Chance
    Rain

  • Tonight

    Tonight: A 20 percent chance of rain before 8pm. Snow level 4800 feet lowering to 2000 feet after midnight . Mostly cloudy, with a low around 28. Northeast wind 6 to 16 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of snow between 7am and 8am. Snow level 2100 feet rising to 3500 feet in the afternoon. Mostly cloudy, with a high near 53. North wind around 7 mph. Chance of precipitation is 20%.

    High: 53 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 23. Northeast wind around 6 mph becoming calm after midnight.

    Low: 23 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: Patchy fog before 10am. Otherwise, sunny, with a high near 59. Calm wind.

    High: 59 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Patchy fog after midnight. Otherwise, mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Areas of fog before 10am. Otherwise, sunny, with a high near 62.

    High: 62 °F

    Areas Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of rain, mainly after 1pm. Patchy fog before noon. Otherwise, increasing clouds, with a high near 59. Light and variable wind becoming northeast 10 to 15 mph in the afternoon.
Tonight
A 20 percent chance of rain before 8pm. Snow level 4800 feet lowering to 2000 feet after midnight . Mostly cloudy, with a low around 28. Northeast wind 6 to 16 mph, with gusts as high as 20 mph.
Sunday
A slight chance of snow between 7am and 8am. Snow level 2100 feet rising to 3500 feet in the afternoon. Mostly cloudy, with a high near 53. North wind around 7 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 23. Northeast wind around 6 mph becoming calm after midnight.
Columbus Day
Patchy fog before 10am. Otherwise, sunny, with a high near 59. Calm wind.
Monday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 26.
Tuesday
Areas of fog before 10am. Otherwise, sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 30.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Troy MT
 48.46°N 115.89°W (Elev. 1998 ft)
Last Update:
6:57 am MDT Oct 10, 2026
Forecast Valid:
7am MDT Oct 10, 2026-6pm MDT Oct 16, 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