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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: 6:02 am MDT Mar 16, 2026
 
Today

Today: Snow showers likely, mainly before noon. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 38. West southwest wind 7 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Snow Showers
Likely and
Patchy Fog
then Chance
Snow Showers
 Tonight

Tonight: Snow showers likely, possibly mixing with rain after 11pm, then gradually ending. Mostly cloudy, with a low around 31. West southwest wind 5 to 9 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Rain/Snow
Likely then
Mostly Cloudy

 Tuesday

Tuesday: Partly sunny, with a high near 49. Southwest wind around 6 mph, with gusts as high as 22 mph.
Partly Sunny


 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 30. Southwest wind 3 to 6 mph.
Partly Cloudy


 Wednesday

Wednesday: Mostly sunny, with a high near 56. Southwest wind around 7 mph, with gusts as high as 23 mph.
Mostly Sunny


 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 30. Southwest wind 3 to 5 mph. Winds could gust as high as 20 mph.
Partly Cloudy


 Thursday

Thursday: Sunny, with a high near 59. South southwest wind 3 to 5 mph. Winds could gust as high as 20 mph.
Sunny


 Thursday
Night
Thursday Night: Mostly clear, with a low around 32.
Mostly Clear


 Friday

Friday: Sunny, with a high near 60.
Sunny
Hi 38 °F Lo 31 °F Hi 49 °F Lo 30 °F Hi 56 °F Lo 30 °F Hi 59 °F Lo 32 °F Hi 60 °F

Hazardous Weather Outlook
 

Today
 
 Snow showers likely, mainly before noon. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 38. West southwest wind 7 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
 
 Snow showers likely, possibly mixing with rain after 11pm, then gradually ending. Mostly cloudy, with a low around 31. West southwest wind 5 to 9 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday
 
 Partly sunny, with a high near 49. Southwest wind around 6 mph, with gusts as high as 22 mph.
Tuesday Night
 
 Partly cloudy, with a low around 30. Southwest wind 3 to 6 mph.
Wednesday
 
 Mostly sunny, with a high near 56. Southwest wind around 7 mph, with gusts as high as 23 mph.
Wednesday Night
 
 Partly cloudy, with a low around 30. Southwest wind 3 to 5 mph. Winds could gust as high as 20 mph.
Thursday
 
 Sunny, with a high near 59. South southwest wind 3 to 5 mph. Winds could gust as high as 20 mph.
Thursday Night
 
 Mostly clear, with a low around 32.
Friday
 
 Sunny, with a high near 60.
Friday Night
 
 Mostly clear, with a low around 33.
Saturday
 
 A slight chance of showers. Mostly sunny, with a high near 58.
Saturday Night
 
 Partly cloudy, with a low around 28.
Sunday
 
 A slight chance of showers. Snow level rising to 7800 feet in the afternoon. Mostly sunny, with a high near 52.

 

Forecast from NOAA-NWS for Old Faithful WY.

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






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