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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: 11:32 pm MST Mar 7, 2026

Overnight Snow Showers Likely and Patchy Fog	Sunday Chance Rain/Snow and Areas Fog	Sunday Night Chance Rain/Snow then Chance Snow Showers and Breezy	Monday Chance Snow Showers	Monday Night Chance Snow Showers	Tuesday Snow Showers Likely	Tuesday Night Chance Snow Showers then Partly Cloudy	Wednesday Slight Chance Snow Showers	Wednesday Night Chance Snow Showers
Lo 30 °F	Hi 40 °F	Lo 28 °F	Hi 41 °F	Lo 15 °F	Hi 28 °F	Lo 3 °F	Hi 32 °F	Lo 21 °F

Hazardous Weather Outlook

Overnight	Snow showers likely, mainly between 1am and 2am. Patchy fog. Otherwise, cloudy, with a steady temperature around 30. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Sunday	A chance of snow showers before 4pm, then a chance of rain and snow showers. Areas of fog before 2pm. Otherwise, mostly cloudy, with a high near 40. Breezy, with a southwest wind 11 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Sunday Night	A chance of rain and snow showers before 10pm, then a chance of snow showers. Mostly cloudy, with a low around 28. Breezy, with a southwest wind 11 to 16 mph, with gusts as high as 37 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Monday	A 50 percent chance of snow showers. Mostly sunny, with a high near 41. Southwest wind around 11 mph, with gusts as high as 37 mph. New snow accumulation of less than a half inch possible.
Monday Night	A 40 percent chance of snow showers. Mostly cloudy, with a low around 15. Southwest wind 3 to 8 mph. Winds could gust as high as 29 mph. New snow accumulation of less than a half inch possible.
Tuesday	Snow showers likely. Partly sunny, with a high near 28. West wind around 6 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Tuesday Night	A 30 percent chance of snow showers before 11pm. Partly cloudy, with a low around 3. West northwest wind around 5 mph becoming calm in the evening.
Wednesday	A 20 percent chance of snow showers after 11am. Partly sunny, with a high near 32.
Wednesday Night	A 30 percent chance of snow showers. Mostly cloudy, with a low around 21.
Thursday	A 40 percent chance of snow showers. Mostly cloudy, with a high near 44. Breezy.
Thursday Night	A chance of snow showers. Mostly cloudy, with a low around 25.
Friday	Snow showers likely. Mostly cloudy, with a high near 41.
Friday Night	A chance of snow showers. Mostly cloudy, with a low around 23.
Saturday	Snow showers likely. Mostly cloudy, with a high near 42.

Forecast from NOAA-NWS for Old Faithful WY.

Forecast Discussion from: NOAA-NWS

Script developed by: El Dorado Weather

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