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I-90 weather conditions near Frenchtown, Montana

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       Current Weather Conditions

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7 day weather forecast

  • Overnight 2025-10-13, Rain/Snow. Rain before 1am, then rain and snow likely between 1am and 5am, then a chance of snow after 5am. Low around 28. East wind 10 to 13 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
  • Columbus Day 2025-10-13, Chance Snow then Partly Sunny. A 50 percent chance of snow, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 47. East wind 9 to 14 mph, with gusts as high as 21 mph. New snow accumulation of less than a half inch possible.
  • Monday Night 2025-10-13, Partly Cloudy. Partly cloudy, with a low around 24. East wind 7 to 14 mph, with gusts as high as 20 mph.
  • Tuesday 2025-10-14, Slight Chance Rain/Snow and Patchy Fog then Mostly Sunny. A slight chance of snow, mixing with rain after 9am, then gradually ending. Patchy fog before 11am. Otherwise, mostly sunny, with a high near 53. East wind 3 to 5 mph. Chance of precipitation is 20%.
  • Tuesday Night 2025-10-14, Slight Chance Rain/Snow and Patchy Fog. A slight chance of rain before 3am, then a slight chance of rain and snow. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 28. Light east wind. Chance of precipitation is 20%.
  • Wednesday 2025-10-15, Chance Rain/Snow and Patchy Fog. A chance of rain and snow before 9am, then a chance of rain. Patchy fog before 1pm. Otherwise, partly sunny, with a high near 52. Chance of precipitation is 50%. Little or no snow accumulation expected.
  • Wednesday Night 2025-10-15, Chance Rain and Patchy Fog. A 50 percent chance of rain. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 30. New precipitation amounts of less than a tenth of an inch possible.
  • Thursday 2025-10-16, Chance Rain/Snow and Patchy Fog then Mostly Sunny. A chance of rain and snow before 9am, then a chance of rain between 9am and noon. Patchy fog before 11am. Otherwise, mostly sunny, with a high near 54.
  • Thursday Night 2025-10-16, Patchy Fog then Slight Chance Rain and Patchy Fog. A slight chance of rain after midnight. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 30.
  • Friday 2025-10-17, Chance Rain/Snow and Patchy Fog then Chance Rain. A chance of rain and snow before 9am, then a chance of rain. Patchy fog before noon. Otherwise, partly sunny, with a high near 52.
  • Friday Night 2025-10-17, Chance Rain and Patchy Fog. A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 30.
  • Saturday 2025-10-18, Slight Chance Rain/Snow and Patchy Fog. A slight chance of rain and snow. Patchy fog. Otherwise, partly sunny, with a high near 56.
  • Saturday Night 2025-10-18, Chance Rain and Patchy Fog. A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 34.
  • Sunday 2025-10-19, Rain Likely and Patchy Fog. Rain likely. Patchy fog. Otherwise, partly sunny, with a high near 57.





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