| NWS Forecast for: Chinook MT Issued by: National Weather Service Great Falls, MT Last Update: 2:12 pm MDT Jul 12, 2025 | |
| Tonight: Mostly clear, with a low around 58. North wind 5 to 7 mph becoming light and variable. Sunday: Sunny, with a high near 92. East wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 18 mph. Sunday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 58. West northwest wind 7 to 10 mph becoming east northeast in the evening. Chance of precipitation is 20%. Monday: A 30 percent chance of showers after noon. Mostly sunny, with a high near 81. East northeast wind 6 to 13 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Monday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 51. North northeast wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. Tuesday: Showers likely and possibly a thunderstorm before 9am, then showers likely between 9am and 3pm, then showers likely and possibly a thunderstorm after 3pm. Cloudy, with a high near 61. Northeast wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 48. East wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 40%. Wednesday: A slight chance of showers. Partly sunny, with a high near 67. East wind 6 to 9 mph. Wednesday Night: Mostly clear, with a low around 45. Thursday: Mostly sunny, with a high near 76. Thursday Night: Partly cloudy, with a low around 51. Friday: Mostly sunny, with a high near 81. Friday Night: Mostly clear, with a low around 54. Saturday: Sunny, with a high near 88. | |
| Chinook MT 48.6°N 109.23°W (Elev. 2408 ft) | |
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