| NWS Forecast for: Helena MT Issued by: National Weather Service Great Falls, MT Last Update: 8:28 pm MDT Jul 12, 2025 |  |
| Overnight: Mostly clear, with a low around 59. West southwest wind 5 to 8 mph. Sunday: Sunny, with a high near 93. Light and variable wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph. Sunday Night: Mostly clear, with a low around 61. West southwest wind 6 to 13 mph, with gusts as high as 21 mph. Monday: Sunny, with a high near 93. Southwest wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Monday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55. North northwest wind 9 to 18 mph, with gusts as high as 29 mph. Tuesday: Showers likely, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 66. North wind 7 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 50. North northwest wind 6 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. Wednesday: A slight chance of showers. Partly sunny, with a high near 74. Light and variable wind becoming north northeast 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph. Wednesday Night: Mostly clear, with a low around 50. Thursday: Sunny, with a high near 83. Thursday Night: Mostly clear, with a low around 53. Friday: Mostly sunny, with a high near 86. Friday Night: Mostly clear, with a low around 55. Saturday: Sunny, with a high near 91. | |
| Helena MT 46.61°N 111.99°W (Elev. 3878 ft) | |
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