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

1°F

-17°C

Humidity 86%
Wind Speed E 3 MPH
Barometer NA
Dewpoint -2°F (-19°C)
Visibility NA
Last update 20 Feb 12:01 AM MST
Extended Forecast for

Forsyth MT

  • Overnight

    Overnight: Patchy fog. Otherwise, partly cloudy, with a low around -4. Calm wind.

    Low: -4 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 28. Wind chill values as low as -5. Calm wind.

    High: 28 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: A slight chance of snow before midnight, then a slight chance of snow after 4am. Mostly cloudy, with a low around 8. Calm wind. Chance of precipitation is 20%.

    Low: 8 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Partly sunny, with a high near 29. Calm wind becoming north around 6 mph in the afternoon.

    High: 29 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 8. North northeast wind around 5 mph becoming calm in the evening.

    Low: 8 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 34. Light east wind increasing to 5 to 10 mph in the morning.

    High: 34 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 17. East wind 5 to 10 mph becoming light southeast after midnight.

    Low: 17 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 55. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 55 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 33. West southwest wind around 6 mph.

    Low: 33 °F

    Increasing
    Clouds

Detailed Forecast

Overnight
Patchy fog. Otherwise, partly cloudy, with a low around -4. Calm wind.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 28. Wind chill values as low as -5. Calm wind.
Friday Night
A slight chance of snow before midnight, then a slight chance of snow after 4am. Mostly cloudy, with a low around 8. Calm wind. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 29. Calm wind becoming north around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 8. North northeast wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 34. Light east wind increasing to 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 17. East wind 5 to 10 mph becoming light southeast after midnight.
Monday
Mostly sunny, with a high near 55. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Monday Night
Increasing clouds, with a low around 33. West southwest wind around 6 mph.
Tuesday
A 30 percent chance of showers, mainly after 11am. Mostly cloudy, with a high near 52. West wind 7 to 15 mph.
Tuesday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 29. West wind 6 to 11 mph. Chance of precipitation is 20%.
Wednesday
A 20 percent chance of snow showers. Mostly sunny, with a high near 51. West wind 6 to 15 mph.
Wednesday Night
Mostly clear, with a low around 28. West wind 7 to 10 mph.
Thursday
Mostly sunny, with a high near 56. West wind 7 to 17 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Forsyth MT
 46.27°N 106.69°W (Elev. 2500 ft)
Last Update:
11:38 pm MST Feb 19, 2026
Forecast Valid:
12am MST Feb 20, 2026-6pm MST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation