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

66°F

19°C

Humidity 62%
Wind Speed W 11 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 03 Sep 01:15 AM MDT
Extended Forecast for

Forsyth MT

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 55. West wind 3 to 6 mph.

    Low: 55 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms between 7am and 8am. Cloudy through mid morning, then gradual clearing, with a high near 87. Calm wind becoming west southwest 5 to 8 mph in the morning. Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    T-storms then
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57. South southeast wind 5 to 7 mph becoming east northeast in the evening.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 95. Calm wind becoming west around 6 mph in the afternoon.

    High: 95 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. West wind 5 to 7 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86. West northwest wind 5 to 8 mph.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. North northeast wind 5 to 8 mph.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms before noon. Mostly sunny, with a high near 82. Northeast wind 5 to 8 mph.

    High: 82 °F

    Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 59. Northeast wind 8 to 10 mph. Chance of precipitation is 60%.

    Low: 59 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 55. West wind 3 to 6 mph.
Thursday
A slight chance of showers and thunderstorms between 7am and 8am. Cloudy through mid morning, then gradual clearing, with a high near 87. Calm wind becoming west southwest 5 to 8 mph in the morning. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 57. South southeast wind 5 to 7 mph becoming east northeast in the evening.
Friday
Sunny and hot, with a high near 95. Calm wind becoming west around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 58. West wind 5 to 7 mph.
Saturday
Sunny, with a high near 86. West northwest wind 5 to 8 mph.
Saturday Night
Mostly clear, with a low around 59. North northeast wind 5 to 8 mph.
Sunday
A 30 percent chance of showers and thunderstorms before noon. Mostly sunny, with a high near 82. Northeast wind 5 to 8 mph.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 59. Northeast wind 8 to 10 mph. Chance of precipitation is 60%.
Labor Day
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 80. North wind 7 to 10 mph becoming west in the afternoon. Chance of precipitation is 40%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Northwest wind 7 to 10 mph.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 74. West wind 8 to 14 mph.
Tuesday Night
Partly cloudy, with a low around 48. Northwest wind 5 to 10 mph becoming light after midnight.
Wednesday
Mostly sunny, with a high near 77. Light and variable wind becoming west around 6 mph in the afternoon.
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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:
12:32 am MDT Sep 3, 2026
Forecast Valid:
1am MDT Sep 3, 2026-6pm MDT Sep 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation