| NWS Forecast for: West Yellowstone MT Issued by: National Weather Service Great Falls, MT Last Update: 6:15 pm MDT Jul 16, 2026 | |
| Overnight: Partly cloudy, with a steady temperature around 50. Calm wind. Friday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 87. Calm wind becoming northeast around 5 mph. Friday Night: Showers and thunderstorms, mainly before 11pm. Low around 46. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible. Saturday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87. Calm wind becoming west around 6 mph in the afternoon. Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 46. Light and variable wind. Chance of precipitation is 30%. Sunday: Sunny, with a high near 87. Calm wind becoming west 5 to 7 mph in the afternoon. Sunday Night: Partly cloudy, with a low around 46. West northwest wind around 6 mph becoming calm in the evening. Monday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88. Calm wind becoming west northwest around 6 mph in the afternoon. Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 46. Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 83. Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 46. Wednesday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 82. Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Thursday: A chance of showers and thunderstorms. Partly sunny, with a high near 81. | |
| West Yellowstone MT 44.67°N 111.09°W (Elev. 6686 ft) | |
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