Weather forecast for: Thompson Falls MT
Last Update: 2:01 am MDT Sep 21, 2026
Today: Sunny, with a high near 84. Light and variable wind.
Tonight: Mostly clear, with a low around 46. Light and variable wind.
Tuesday: Partly sunny, with a high near 81. Calm wind becoming west northwest around 6 mph in the afternoon.
Tuesday Night: Partly cloudy, with a low around 43. West northwest wind around 5 mph becoming calm in the evening.
Wednesday: Sunny, with a high near 75. Calm wind becoming west southwest around 6 mph in the afternoon.
Wednesday Night: Partly cloudy, with a low around 44.
Thursday: Partly sunny, with a high near 81.
Thursday Night: Mostly cloudy, with a low around 46.
Friday: A chance of rain. Partly sunny, with a high near 67.
Friday Night: A chance of rain, mainly before midnight. Mostly cloudy, with a low around 40.
Saturday: Mostly sunny, with a high near 62.
Saturday Night: Partly cloudy, with a low around 37.
Sunday: Partly sunny, with a high near 62.