| NWS Forecast for: Mammoth WY Issued by: National Weather Service Riverton, WY Last Update: 10:48 pm MDT Apr 2, 2026 | |
Overnight: Snow showers likely. Mostly cloudy, with a low around 29. Northwest wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 3 inches possible. Friday: Snow showers likely, mainly before 2pm. Mostly cloudy, with a high near 43. Northwest wind around 9 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible. Friday Night: Mostly clear, with a low around 27. Northwest wind 5 to 8 mph becoming south after midnight. Saturday: Sunny, with a high near 54. South wind 5 to 7 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Saturday Night: Mostly clear, with a low around 29. West wind 5 to 7 mph becoming light and variable. Sunday: Sunny, with a high near 58. Light and variable wind becoming west southwest around 6 mph in the afternoon. Sunday Night: Partly cloudy, with a low around 34. West southwest wind around 5 mph becoming light and variable after midnight. Monday: Mostly sunny, with a high near 61. Monday Night: Mostly cloudy, with a low around 37. Tuesday: Mostly sunny, with a high near 62. Tuesday Night: A slight chance of showers. Mostly cloudy, with a low around 38. Wednesday: A chance of showers. Mostly sunny, with a high near 55. Wednesday Night: A chance of rain and snow showers. Snow level 7400 feet lowering to 5900 feet after midnight . Mostly cloudy, with a low around 32. Thursday: A chance of rain and snow showers. Snow level rising to 6400 feet in the afternoon. Partly sunny, with a high near 50. | |
| Mammoth WY 44.98°N 110.69°W (Elev. 5745 ft) | |
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