| NWS Forecast for: West Yellowstone MT Issued by: National Weather Service Great Falls, MT Last Update: 2:29 pm MDT Jul 13, 2025 |  |
| Tonight: Partly cloudy, with a low around 45. West wind around 5 mph becoming calm in the evening. Monday: A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Increasing clouds, with a high near 86. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%. Monday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 42. Southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 20%. Tuesday: Showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 79. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%. Tuesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 38. North northeast wind 3 to 8 mph. Winds could gust as high as 18 mph. Chance of precipitation is 70%. Wednesday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 74. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 30%. Wednesday Night: Mostly clear, with a low around 37. West wind 5 to 7 mph becoming calm after midnight. Thursday: Sunny, with a high near 80. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph. Thursday Night: Mostly clear, with a low around 39. Friday: Sunny, with a high near 82. Friday Night: Partly cloudy, with a low around 40. Saturday: Sunny, with a high near 83. Saturday Night: Partly cloudy, with a low around 41. Sunday: A slight chance of showers and thunderstorms. Sunny, with a high near 83. | |
| West Yellowstone MT 44.67°N 111.09°W (Elev. 6686 ft) | |
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