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NWS Forecast for Old Faithful WY

National Weather Service Forecast for: Old Faithful WY
Issued by: National Weather Service Riverton, WY

Updated: 3:13 am MDT Jun 29, 2025

Today Sunny	Tonight Clear	Monday Sunny	Monday Night Mostly Clear	Tuesday Sunny	Tuesday Night Slight Chance T-storms then Partly Cloudy	Wednesday Partly Sunny then Chance T-storms	Wednesday Night Chance Showers	Thursday Slight Chance Showers then Chance T-storms
Hi 76 °F	Lo 37 °F	Hi 78 °F	Lo 43 °F	Hi 83 °F	Lo 46 °F	Hi 80 °F	Lo 46 °F	Hi 74 °F

Hazardous Weather Outlook

Today	Sunny, with a high near 76. Calm wind becoming west 5 to 8 mph in the afternoon.
Tonight	Clear, with a low around 37. West northwest wind 5 to 7 mph becoming calm in the evening.
Monday	Sunny, with a high near 78. Calm wind becoming west southwest around 5 mph in the afternoon.
Monday Night	Mostly clear, with a low around 43. Light and variable wind.
Tuesday	Sunny, with a high near 83. Calm wind becoming west southwest around 5 mph.
Tuesday Night	A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46. Light and variable wind.
Wednesday	A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 80. Calm wind becoming southwest around 6 mph in the afternoon.
Wednesday Night	A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.
Thursday	A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.
Thursday Night	A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 40%.
Independence Day	A chance of showers and thunderstorms. Mostly sunny, with a high near 74.
Friday Night	A chance of showers and thunderstorms. Partly cloudy, with a low around 40.
Saturday	A chance of showers and thunderstorms. Mostly sunny, with a high near 75.

Forecast from NOAA-NWS for Old Faithful WY.

Forecast Discussion from: NOAA-NWS

Script developed by: El Dorado Weather

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