NWS Forecast for: Old Faithful WY Issued by: National Weather Service Riverton, WY Last Update: 8:28 am MDT Jun 14, 2025

Hazardous Weather Outlook Today: Sunny early, then becoming mostly cloudy, with a high near 73. Southwest wind 8 to 14 mph, with gusts as high as 20 mph. Tonight: Mostly clear, with a low around 39. Southwest wind 5 to 13 mph becoming east southeast after midnight. Sunday: Mostly sunny, with a high near 76. Southeast wind 5 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Sunday Night: Partly cloudy, with a low around 39. Southwest wind 9 to 14 mph becoming light and variable in the evening. Winds could gust as high as 20 mph. Monday: A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 73. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%. Monday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 38. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. Tuesday: A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 66. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 50%. Tuesday Night: Mostly clear, with a low around 35. Wednesday: Sunny, with a high near 71. Wednesday Night: Clear, with a low around 39. Juneteenth: Sunny, with a high near 78. Thursday Night: Mostly clear, with a low around 41. Friday: Sunny, with a high near 76.

Old Faithful WY  44.46°N 110.82°W (Elev. 7398 ft)

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