NWS Forecast for: Old Faithful WY Issued by: National Weather Service Riverton, WY Last Update: 4:47 pm MST Jan 19, 2026

Tonight: Mostly clear, with a low around 5. Wind chill values as low as -5. South southeast wind 8 to 10 mph. Tuesday: Isolated snow showers between 11am and noon. Mostly cloudy, then gradually becoming sunny, with a high near 25. Wind chill values as low as -5. South southeast wind 5 to 13 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%. Tuesday Night: Patchy fog after 8pm. Otherwise, mostly clear, with a low around 3. Calm wind. Wednesday: Mostly sunny, with a high near 28. Calm wind. Wednesday Night: Partly cloudy, with a low around 3. Calm wind. Thursday: Mostly sunny, with a high near 29. Calm wind. Thursday Night: Partly cloudy, with a low around 2. Calm wind. Friday: Mostly sunny, with a high near 25. Friday Night: Mostly clear, with a low around -2. Saturday: A 20 percent chance of snow showers after 11am. Sunny, with a high near 25. Saturday Night: A slight chance of snow showers. Partly cloudy, with a low around 5. Sunday: A slight chance of snow showers. Mostly sunny, with a high near 28. Sunday Night: A chance of snow showers. Partly cloudy, with a low around 9. Monday: A chance of snow showers. Mostly sunny, with a high near 31.

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

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