


NWS Forecast for: Old Faithful WY Issued by: National Weather Service Riverton, WY Last Update: 12:28 pm MDT Jul 13, 2025 | |
This Afternoon: Sunny, with a high near 27. West wind 10 to 13 km/h. Tonight: Mostly clear, with a low around 7. West wind 8 to 14 km/h becoming south after midnight. Monday: A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 28. Light and variable wind becoming west southwest 6 to 11 km/h in the morning. 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 7. West wind 5 to 10 km/h becoming calm in the evening. Chance of precipitation is 20%. Tuesday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 24. Light and variable wind becoming west 6 to 11 km/h in the morning. Chance of precipitation is 60%. Tuesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 3. Northeast wind 5 to 10 km/h. Chance of precipitation is 40%. Wednesday: A slight chance of showers, with thunderstorms also possible after noon. Sunny, with a high near 23. Northeast wind 5 to 11 km/h becoming south southwest in the morning. Chance of precipitation is 20%. Wednesday Night: Mostly clear, with a low around 3. Thursday: A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 26. Thursday Night: A 10 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 6. Friday: A slight chance of showers and thunderstorms. Sunny, with a high near 27. Friday Night: Mostly clear, with a low around 5. Saturday: Sunny, with a high near 27. | |
Old Faithful WY 44.45°N 110.85°W (Elev. 7398 m) | |
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