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

38°F

3°C

Humidity 78%
Wind Speed SE 2 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 20 Oct 01:00 AM MDT
Extended Forecast for

5 Miles SSE Toston MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 35. Southeast wind 3 to 5 mph.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 63. Light and variable wind.

    High: 63 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 34. Calm wind becoming east around 5 mph.

    Low: 34 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. Light and variable wind becoming south southeast around 5 mph.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 38. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 68. South wind 3 to 5 mph.

    High: 68 °F

    Sunny

  • Thursday Night

    Thursday Night: Rain likely, mainly after midnight. Mostly cloudy, with a low around 41. Light east southeast wind. Chance of precipitation is 70%.

    Low: 41 °F

    Slight Chance
    Rain then
    Rain Likely

  • Friday

    Friday: Rain. Cloudy, with a high near 49. South wind 5 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 33 mph.

    High: 49 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain before midnight. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Chance Rain
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 35. Southeast wind 3 to 5 mph.
Tuesday
Sunny, with a high near 63. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 34. Calm wind becoming east around 5 mph.
Wednesday
Mostly sunny, with a high near 65. Light and variable wind becoming south southeast around 5 mph.
Wednesday Night
Mostly clear, with a low around 38. Calm wind becoming south southeast around 5 mph after midnight.
Thursday
Sunny, with a high near 68. South wind 3 to 5 mph.
Thursday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 41. Light east southeast wind. Chance of precipitation is 70%.
Friday
Rain. Cloudy, with a high near 49. South wind 5 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 33 mph.
Friday Night
A chance of rain before midnight. Mostly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 47.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
A slight chance of rain and snow. Partly cloudy, with a low around 26.
Monday
Partly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Toston MT
 46.12°N 111.41°W (Elev. 4006 ft)
Last Update:
12:31 am MDT Oct 20, 2026
Forecast Valid:
1am MDT Oct 20, 2026-6pm MDT Oct 26, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation