| NWS Forecast for: Helena MT Issued by: National Weather Service Great Falls, MT Last Update: 8:02 am MDT Jun 9, 2026 | |
Today: A 50 percent chance of showers and thunderstorms, mainly between noon and 5pm. Partly sunny, with a high near 19. West wind 18 to 23 km/h increasing to 27 to 32 km/h in the afternoon. Winds could gust as high as 48 km/h. Tonight: Partly cloudy, with a low around 6. West southwest wind 27 to 32 km/h decreasing to 16 to 21 km/h after midnight. Winds could gust as high as 60 km/h. Wednesday: Mostly sunny, with a high near 14. Breezy, with a west wind 24 to 29 km/h increasing to 37 to 42 km/h in the morning. Winds could gust as high as 75 km/h. Wednesday Night: A 50 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 6. Breezy, with a west wind 32 to 42 km/h decreasing to 14 to 24 km/h. Winds could gust as high as 80 km/h. Thursday: Mostly sunny, with a high near 21. West southwest wind 13 to 18 km/h, with gusts as high as 37 km/h. Thursday Night: Mostly clear, with a low around 6. West northwest wind 16 to 21 km/h decreasing to 8 to 13 km/h in the evening. Winds could gust as high as 39 km/h. Friday: Sunny, with a high near 24. Light and variable wind becoming west northwest 13 to 18 km/h in the afternoon. Winds could gust as high as 37 km/h. Friday Night: A slight chance of showers after midnight. Mostly clear, with a low around 8. Northwest wind 16 to 21 km/h decreasing to 8 to 13 km/h after midnight. Winds could gust as high as 39 km/h. Saturday: A slight chance of showers before noon. Mostly sunny, with a high near 20. Saturday Night: Partly cloudy, with a low around 7. Sunday: Mostly sunny, with a high near 22. Sunday Night: Mostly clear, with a low around 8. Monday: Mostly sunny, with a high near 23. | |
| Helena MT 46.58°N 112.01°W (Elev. 4111 m) | |
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