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

62°F

17°C

Humidity 29%
Wind Speed SE 5 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 15 Apr 01:00 PM MDT
Extended Forecast for

Forsyth MT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 70. South southwest wind 6 to 9 mph.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 39. Light and variable wind becoming west northwest 5 to 9 mph after midnight.

    Low: 39 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of rain showers before 9am, then a chance of snow showers. Mostly cloudy, with a high near 48. Northwest wind 10 to 16 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 48 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 23. Northwest wind 6 to 13 mph.

    Low: 23 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Friday

    Friday: A 20 percent chance of snow showers after noon. Mostly sunny, with a high near 46. Northwest wind 6 to 14 mph.

    High: 46 °F

    Mostly Sunny
    then Slight
    Chance Snow
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25. North northwest wind 6 to 11 mph becoming light west northwest after midnight.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 58. Calm wind becoming northwest 5 to 9 mph in the morning.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. Northwest wind 5 to 8 mph becoming light and variable after midnight.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 71. Light and variable wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 71 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 70. South southwest wind 6 to 9 mph.
Tonight
A 40 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 39. Light and variable wind becoming west northwest 5 to 9 mph after midnight.
Thursday
A chance of rain showers before 9am, then a chance of snow showers. Mostly cloudy, with a high near 48. Northwest wind 10 to 16 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Thursday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 23. Northwest wind 6 to 13 mph.
Friday
A 20 percent chance of snow showers after noon. Mostly sunny, with a high near 46. Northwest wind 6 to 14 mph.
Friday Night
Partly cloudy, with a low around 25. North northwest wind 6 to 11 mph becoming light west northwest after midnight.
Saturday
Mostly sunny, with a high near 58. Calm wind becoming northwest 5 to 9 mph in the morning.
Saturday Night
Mostly clear, with a low around 32. Northwest wind 5 to 8 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 71. Light and variable wind becoming west southwest 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 42. West southwest wind 5 to 7 mph becoming south southeast in the evening.
Monday
Sunny, with a high near 77. Southwest wind 5 to 8 mph becoming northwest in the afternoon.
Monday Night
Partly cloudy, with a low around 45. North northwest wind 5 to 7 mph becoming east southeast after midnight.
Tuesday
Sunny, with a high near 80. Southeast wind 5 to 9 mph becoming north in the afternoon.
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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:
1:08 pm MDT Apr 15, 2026
Forecast Valid:
1pm MDT Apr 15, 2026-6pm MDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation