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

15°F

-9°C

Humidity 91%
Wind Speed SE 2 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility NA
Last update 01 Mar 06:30 AM MST
Extended Forecast for

Forsyth MT

  • Today

    Today: Mostly sunny, with a high near 50. Calm wind.

    High: 50 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 56. Light and variable wind.

    High: 56 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 28. Calm wind.

    Low: 28 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 62. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 35. South southwest wind around 6 mph.

    Low: 35 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 63. West southwest wind 6 to 9 mph.

    High: 63 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 35. North northeast wind 7 to 11 mph becoming east in the evening.

    Low: 35 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain. Mostly cloudy, with a high near 49. Northwest wind 9 to 11 mph.

    High: 49 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 50. Calm wind.
Tonight
Mostly cloudy, with a low around 28. Calm wind.
Monday
Mostly cloudy, with a high near 56. Light and variable wind.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 28. Calm wind.
Tuesday
Sunny, with a high near 62. Calm wind becoming west southwest around 5 mph in the afternoon.
Tuesday Night
Increasing clouds, with a low around 35. South southwest wind around 6 mph.
Wednesday
Partly sunny, with a high near 63. West southwest wind 6 to 9 mph.
Wednesday Night
A 40 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 35. North northeast wind 7 to 11 mph becoming east in the evening.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 49. Northwest wind 9 to 11 mph.
Thursday Night
Mostly cloudy, with a low around 28. West wind 5 to 8 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 52. West wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 29. Northwest wind 6 to 8 mph becoming southwest in the evening.
Saturday
Mostly sunny, with a high near 51. West wind 8 to 14 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:
4:09 am MST Mar 1, 2026
Forecast Valid:
6am MST Mar 1, 2026-6pm MST Mar 7, 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