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I-15 weather conditions near Helena, Montana

       Seasoned Weather Conditions

      

       Current Weather Conditions

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7 day weather forecast

  • Current condition: Clear 57°F 2024-05-21T19:05:00
  • Tonight 2024-05-21, Mostly Cloudy then Slight Chance Rain. A 20 percent chance of rain after 5am. Increasing clouds, with a low around 43. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
  • Wednesday 2024-05-22, Chance Rain then Showers. A chance of rain and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 59. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Wednesday Night 2024-05-22, Showers then Rain/Snow. Rain showers before 3am, then rain and snow showers. Some thunder is also possible. Low around 35. Northwest wind 8 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
  • Thursday 2024-05-23, Rain/Snow then Showers Likely. Rain, possibly mixed with snow before noon, then rain showers likely. Some thunder is also possible. High near 47. North northwest wind 9 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
  • Thursday Night 2024-05-23, Slight Chance Rain then Partly Cloudy. A 20 percent chance of rain before midnight. Partly cloudy, with a low around 34. Northwest wind around 6 mph becoming south southwest after midnight.
  • Friday 2024-05-24, Partly Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 62. Light south southwest wind becoming west southwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
  • Friday Night 2024-05-24, Mostly Cloudy. Mostly cloudy, with a low around 40. West southwest wind 5 to 9 mph becoming light south southwest after midnight. Winds could gust as high as 20 mph.
  • Saturday 2024-05-25, Showers Likely. A slight chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 63. Light south southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
  • Saturday Night 2024-05-25, Chance T-storms then Chance Rain. A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 41.
  • Sunday 2024-05-26, Chance Rain. A chance of rain. Partly sunny, with a high near 61.
  • Sunday Night 2024-05-26, Partly Cloudy. Partly cloudy, with a low around 39.
  • Memorial Day 2024-05-27, Mostly Sunny. Mostly sunny, with a high near 71.
  • Monday Night 2024-05-27, Mostly Clear. Mostly clear, with a low around 45.
  • Tuesday 2024-05-28, Sunny. Sunny, with a high near 79.





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