| NWS Forecast for: Helena MT Issued by: National Weather Service Great Falls, MT Last Update: 8:34 pm MDT Jul 14, 2025 |  |
| Overnight: A 30 percent chance of showers, mainly after 3am. Mostly cloudy, with a low around 54. North northwest wind 14 to 17 mph, with gusts as high as 37 mph. Tuesday: A chance of showers, then showers and possibly a thunderstorm after 9am. High near 59. North wind 10 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible. Tuesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 49. North northwest wind 8 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. Wednesday: A 20 percent chance of showers before noon. Partly sunny, with a high near 76. North northwest wind 5 to 7 mph becoming east in the afternoon. Wednesday Night: Mostly clear, with a low around 51. East wind 5 to 7 mph becoming south after midnight. Thursday: Sunny, with a high near 87. Light and variable wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph. Thursday Night: Mostly clear, with a low around 54. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 21 mph. Friday: Sunny, with a high near 85. Calm wind becoming north northeast 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph. Friday Night: Mostly clear, with a low around 56. Saturday: Sunny, with a high near 89. Saturday Night: Partly cloudy, with a low around 58. Sunday: Mostly sunny, with a high near 87. Sunday Night: Partly cloudy, with a low around 57. Monday: Mostly sunny, with a high near 84. | |
| Helena MT 46.58°N 112.04°W (Elev. 4413 ft) | |
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