| NWS Forecast for: 20 Miles S Big Sky MT Issued by: National Weather Service Great Falls, MT Last Update: 10:25 am MDT Jul 13, 2025 | |
| This Afternoon: Sunny, with a high near 71. West wind 9 to 11 mph, with gusts as high as 20 mph. Tonight: Partly cloudy, with a low around 52. West northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph. Monday: A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 70. Light and variable wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 21 mph. Monday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 47. West southwest wind 10 to 13 mph becoming north northeast after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 30%. Tuesday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 56. North wind 9 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 70%. Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 40. North northeast wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. Wednesday: A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 58. Northwest wind 8 to 11 mph, with gusts as high as 18 mph. Wednesday Night: Mostly clear, with a low around 43. West northwest wind 8 to 11 mph becoming southeast after midnight. Winds could gust as high as 20 mph. Thursday: A slight chance of showers after noon. Sunny, with a high near 65. Thursday Night: Mostly clear, with a low around 46. Friday: A slight chance of showers. Mostly sunny, with a high near 67. Friday Night: Mostly clear, with a low around 47. Saturday: Sunny, with a high near 69. | |
| 20 Miles S Big Sky MT 44.98°N 111.27°W (Elev. 8947 ft) | |
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