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.

unknown precip

41°F

5°C

Humidity 57%
Wind Speed WSW 2 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 05 Feb 10:15 PM MST
Extended Forecast for

Forsyth MT

  • Tonight

    Tonight: Mostly clear, with a low around 30. Light and variable wind.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59. Light east wind becoming east southeast 5 to 9 mph in the morning.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 36. Calm wind becoming west southwest around 5 mph after midnight.

    Low: 36 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 62. West northwest wind 6 to 9 mph.

    High: 62 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37. West southwest wind 3 to 5 mph.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 63. West southwest wind 6 to 8 mph.

    High: 63 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39. West southwest wind around 5 mph becoming calm in the evening.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers, mainly after 11am. Cloudy, with a high near 51. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 51 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 28. North northwest wind 5 to 7 mph.

    Low: 28 °F

    Slight Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 30. Light and variable wind.
Friday
Sunny, with a high near 59. Light east wind becoming east southeast 5 to 9 mph in the morning.
Friday Night
Increasing clouds, with a low around 36. Calm wind becoming west southwest around 5 mph after midnight.
Saturday
Partly sunny, with a high near 62. West northwest wind 6 to 9 mph.
Saturday Night
Mostly clear, with a low around 37. West southwest wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 63. West southwest wind 6 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 39. West southwest wind around 5 mph becoming calm in the evening.
Monday
A 30 percent chance of showers, mainly after 11am. Cloudy, with a high near 51. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Monday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 28. North northwest wind 5 to 7 mph.
Tuesday
Partly sunny, with a high near 43. West northwest wind 3 to 6 mph.
Tuesday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 24. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Wednesday
A slight chance of rain and snow showers. Mostly sunny, with a high near 44. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 24. Light and variable wind.
Thursday
Sunny, with a high near 47. West wind 3 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Forsyth MT
 46.27°N 106.69°W (Elev. 2500 ft)
Last Update:
10:08 pm MST Feb 5, 2026
Forecast Valid:
10pm MST Feb 5, 2026-6pm MST Feb 12, 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