National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

Lat: 44.977222°NLon: 110.695278°WElev: 6138.0ft.

NA

31°F

-1°C

Humidity 70%
Wind Speed WSW 4 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Wind Chill27°F (-3°C)
Last update 06 Feb 12:15 AM MST
Extended Forecast for

Mammoth Hot Springs WY

  • Overnight

    Overnight: Mostly clear, with a low around 31. South southeast wind 3 to 5 mph.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 50. South southeast wind 3 to 7 mph.

    High: 50 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 35. South southeast wind around 7 mph.

    Low: 35 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 47. South wind 3 to 6 mph.

    High: 47 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32. South wind around 8 mph.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 46. South wind 8 to 13 mph, with gusts as high as 30 mph.

    High: 46 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of rain showers before 2am, then a chance of rain and snow showers. Snow level 6500 feet. Mostly cloudy, with a low around 36. South wind 11 to 13 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    Low: 36 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Monday

    Monday: Rain and snow showers, becoming all snow after 11am. Some thunder is also possible. High near 41. Chance of precipitation is 80%.

    High: 41 °F

    Rain/Snow
    then Snow
    Showers
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of snow showers, mainly before 11pm. Partly cloudy, with a low around 22.

    Low: 22 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 31. South southeast wind 3 to 5 mph.
Friday
Sunny, with a high near 50. South southeast wind 3 to 7 mph.
Friday Night
Mostly cloudy, with a low around 35. South southeast wind around 7 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 47. South wind 3 to 6 mph.
Saturday Night
Mostly cloudy, with a low around 32. South wind around 8 mph.
Sunday
Partly sunny, with a high near 46. South wind 8 to 13 mph, with gusts as high as 30 mph.
Sunday Night
A chance of rain showers before 2am, then a chance of rain and snow showers. Snow level 6500 feet. Mostly cloudy, with a low around 36. South wind 11 to 13 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Monday
Rain and snow showers, becoming all snow after 11am. Some thunder is also possible. High near 41. Chance of precipitation is 80%.
Monday Night
A 30 percent chance of snow showers, mainly before 11pm. Partly cloudy, with a low around 22.
Tuesday
A 20 percent chance of snow showers after 11am. Mostly sunny, with a high near 36.
Tuesday Night
A slight chance of snow showers. Mostly cloudy, with a low around 18.
Wednesday
A slight chance of snow showers. Mostly sunny, with a high near 38.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
Mostly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Hot Springs WY
 44.98°N 110.69°W (Elev. 5745 ft)
Last Update:
12:16 am MST Feb 6, 2026
Forecast Valid:
1am MST Feb 6, 2026-6pm MST Feb 12, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation