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

Sweeney Creek I-94 MP 112.6 (MTSWC)

Lat: 46.26671°NLon: 106.30788°WElev: 2598.0ft.

NA

37°F

3°C

Humidity 46%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 18°F (-8°C)
Visibility NA
Wind Chill33°F (1°C)
Last update 25 Feb 11:15 PM MST
Extended Forecast for

Forsyth MT

  • Tonight

    Tonight: Mostly clear, with a low around 30. West wind around 10 mph.

    Low: 30 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 61. West wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35. West wind 15 to 18 mph.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of rain after 5pm. Mostly cloudy, with a high near 51. West wind 10 to 13 mph becoming north northwest in the afternoon.

    High: 51 °F

    Partly Sunny
    then Chance
    Rain

  • Friday Night

    Friday Night: A chance of rain and snow before 8pm, then a chance of snow. Cloudy, with a low around 22. East northeast wind 6 to 10 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Saturday

    Saturday: A 30 percent chance of snow, mainly before 11am. Partly sunny, with a high near 38. East northeast wind around 7 mph. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 18. East wind 5 to 7 mph.

    Low: 18 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 43. Light and variable wind.

    High: 43 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 21. Northeast wind around 5 mph becoming calm in the evening.

    Low: 21 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 30. West wind around 10 mph.
Thursday
Sunny, with a high near 61. West wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 35. West wind 15 to 18 mph.
Friday
A 30 percent chance of rain after 5pm. Mostly cloudy, with a high near 51. West wind 10 to 13 mph becoming north northwest in the afternoon.
Friday Night
A chance of rain and snow before 8pm, then a chance of snow. Cloudy, with a low around 22. East northeast wind 6 to 10 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Saturday
A 30 percent chance of snow, mainly before 11am. Partly sunny, with a high near 38. East northeast wind around 7 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly cloudy, with a low around 18. East wind 5 to 7 mph.
Sunday
Mostly sunny, with a high near 43. Light and variable wind.
Sunday Night
Mostly clear, with a low around 21. Northeast wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 56. Southwest wind 3 to 7 mph.
Monday Night
Mostly clear, with a low around 27. West wind 3 to 5 mph.
Tuesday
Sunny, with a high near 59. West southwest wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 30. Southwest wind 3 to 5 mph.
Wednesday
Sunny, with a high near 64. West southwest wind 3 to 7 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Forsyth MT
 46.27°N 106.69°W (Elev. 2500 ft)
Last Update:
11:33 pm MST Feb 25, 2026
Forecast Valid:
11pm MST Feb 25, 2026-6pm MST Mar 4, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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