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

TOSTON (TOSM)

Lat: 46.12222°NLon: 111.49472°WElev: 4058.0ft.

NA

77°F

25°C

Humidity 37%
Wind Speed NNE 5 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Heat Index78°F (26°C)
Last update 05 Aug 05:00 PM MDT
Extended Forecast for

Toston MT

  • Tonight

    Tonight: Widespread haze before 9pm. Mostly clear, with a low around 51. North wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.

    Low: 51 °F

    Haze then
    Partly Cloudy

  • Wednesday

    Wednesday: Widespread haze before 9am. Sunny, with a high near 86. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 86 °F

    Haze then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54. North wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers after noon. Mostly sunny, with a high near 81. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 81 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 48. North northwest wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 70. West wind 6 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.

    High: 70 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. Northwest wind 5 to 15 mph becoming southwest after midnight. Winds could gust as high as 29 mph.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75. Light and variable wind becoming northwest 5 to 8 mph in the morning. Winds could gust as high as 20 mph.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread haze before 9pm. Mostly clear, with a low around 51. North wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.
Wednesday
Widespread haze before 9am. Sunny, with a high near 86. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 54. North wind 6 to 10 mph, with gusts as high as 20 mph.
Thursday
A 50 percent chance of showers after noon. Mostly sunny, with a high near 81. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 23 mph.
Thursday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 48. North northwest wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Friday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 70. West wind 6 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 46. Northwest wind 5 to 15 mph becoming southwest after midnight. Winds could gust as high as 29 mph.
Saturday
Mostly sunny, with a high near 75. Light and variable wind becoming northwest 5 to 8 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Toston MT
 46.16°N 111.44°W (Elev. 3999 ft)
Last Update:
2:44 pm MDT Aug 5, 2025
Forecast Valid:
6pm MDT Aug 5, 2025-6pm MDT Aug 12, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation