Weather forecast for: Three Forks MT
Last Update: 12:31 pm MDT Sep 25, 2026
This Afternoon: Sunny, with a high near 83. Southwest wind 6 to 11 mph increasing to 13 to 18 mph. Winds could gust as high as 31 mph.
Tonight: Partly cloudy, with a low around 41. South southwest wind 13 to 18 mph becoming light and variable after midnight. Winds could gust as high as 34 mph.
Saturday: Mostly sunny, with a high near 68. Calm wind becoming northwest 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.
Saturday Night: Increasing clouds, with a low around 38. North wind around 6 mph becoming calm after midnight.
Sunday: Mostly cloudy, with a high near 66. Calm wind.
Sunday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 41. Calm wind.
Monday: Mostly sunny, with a high near 71. Calm wind.
Monday Night: Mostly clear, with a low around 37. Light and variable wind.
Tuesday: Sunny, with a high near 72.
Tuesday Night: Partly cloudy, with a low around 41.
Wednesday: Mostly sunny, with a high near 72.
Wednesday Night: Partly cloudy, with a low around 39.
Thursday: Mostly sunny, with a high near 71.