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Yellowstone National Park, CA Weather Forecast
Wx Discussion - Wx Hazards - Wx Aviation
NWS Forecast for Old Faithful WY
National Weather Service Forecast for: Old Faithful WY
Issued by: National Weather Service Riverton, WY
Updated: 7:48 am MST Feb 23, 2026
 
Today

Today: A 20 percent chance of snow showers after 4pm. Mostly sunny, with a high near 39. Breezy, with a southwest wind 7 to 17 mph, with gusts as high as 40 mph.
Mostly Sunny
then Slight
Chance Snow
Showers and
Breezy
 Tonight

Tonight: Snow showers, mainly after 10pm. Low around 25. Breezy, with a southwest wind 7 to 17 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Snow Showers
Likely then
Snow Showers
and Breezy
 Tuesday

Tuesday: Snow showers. The snow could be heavy at times. High near 35. Southwest wind around 8 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Heavy Snow


 Tuesday
Night
Tuesday Night: Snow showers. Low around 24. Southwest wind 8 to 10 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Snow Showers


 Wednesday

Wednesday: Snow showers. Some thunder is also possible. High near 36. West wind 7 to 10 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Snow Showers
then Snow
Showers
Likely
 Wednesday
Night
Wednesday Night: A 20 percent chance of snow showers before 11pm. Partly cloudy, with a low around 12. Southwest wind around 6 mph, with gusts as high as 20 mph.
Slight Chance
Snow Showers
then Partly
Cloudy
 Thursday

Thursday: Mostly sunny, with a high near 33. Southwest wind 6 to 8 mph, with gusts as high as 29 mph.
Mostly Sunny


 Thursday
Night
Thursday Night: Partly cloudy, with a low around 16.
Partly Cloudy


 Friday

Friday: A 20 percent chance of snow showers. Mostly sunny, with a high near 37.
Slight Chance
Snow Showers
Hi 39 °F Lo 25 °F Hi 35 °F Lo 24 °F Hi 36 °F Lo 12 °F Hi 33 °F Lo 16 °F Hi 37 °F

Winter Storm Warning
Hazardous Weather Outlook
 

Today
 
 A 20 percent chance of snow showers after 4pm. Mostly sunny, with a high near 39. Breezy, with a southwest wind 7 to 17 mph, with gusts as high as 40 mph.
Tonight
 
 Snow showers, mainly after 10pm. Low around 25. Breezy, with a southwest wind 7 to 17 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Tuesday
 
 Snow showers. The snow could be heavy at times. High near 35. Southwest wind around 8 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Tuesday Night
 
 Snow showers. Low around 24. Southwest wind 8 to 10 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday
 
 Snow showers. Some thunder is also possible. High near 36. West wind 7 to 10 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
 
 A 20 percent chance of snow showers before 11pm. Partly cloudy, with a low around 12. Southwest wind around 6 mph, with gusts as high as 20 mph.
Thursday
 
 Mostly sunny, with a high near 33. Southwest wind 6 to 8 mph, with gusts as high as 29 mph.
Thursday Night
 
 Partly cloudy, with a low around 16.
Friday
 
 A 20 percent chance of snow showers. Mostly sunny, with a high near 37.
Friday Night
 
 A 30 percent chance of snow showers. Partly cloudy, with a low around 18.
Saturday
 
 A chance of snow showers. Partly sunny, with a high near 37.
Saturday Night
 
 A chance of snow showers. Partly cloudy, with a low around 18.
Sunday
 
 A chance of snow showers. Partly sunny, with a high near 36.

 

Forecast from NOAA-NWS for Old Faithful WY.

Forecast Discussion from: NOAA-NWS Script developed by: El Dorado Weather






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