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

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

35°F

2°C

Humidity 79%
Wind Speed S 8 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Wind Chill28°F (-2°C)
Last update 08 Mar 12:15 AM MST
Extended Forecast for

Mammoth Hot Springs WY

  • Overnight

    Overnight: A chance of rain and snow showers before 2am. Snow level 6200 feet. Partly cloudy, with a low around 32. South wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance
    Rain/Snow

  • Sunday

    Sunday: A 20 percent chance of showers after 4pm. Snow level 6200 feet rising to 7000 feet in the afternoon. Partly sunny, with a high near 43. Breezy, with a south wind 13 to 15 mph, with gusts as high as 34 mph.

    High: 43 °F

    Mostly Sunny
    then Slight
    Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: A slight chance of rain showers before 2am, then a slight chance of rain and snow showers. Snow level 7300 feet lowering to 6500 feet after midnight . Partly cloudy, with a low around 36. Breezy, with a south southwest wind 9 to 15 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Rain/Snow and
    Breezy

  • Monday

    Monday: A slight chance of rain showers before 8am, then a chance of rain and snow showers. Snow level 6500 feet. Increasing clouds, with a high near 46. Breezy, with a southwest wind 13 to 22 mph, with gusts as high as 44 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 46 °F

    Chance
    Rain/Snow and
    Breezy

  • Monday Night

    Monday Night: A 50 percent chance of snow showers. Mostly cloudy, with a low around 23. West wind 6 to 13 mph, with gusts as high as 31 mph. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: Snow showers likely. Partly sunny, with a high near 31. Blustery, with a west northwest wind 6 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 31 °F

    Snow Showers
    Likely and
    Blustery

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow showers before 11pm. Partly cloudy, with a low around 12. West northwest wind 6 to 10 mph, with gusts as high as 25 mph.

    Low: 12 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 35. Breezy.

    High: 35 °F

    Mostly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow showers. Mostly cloudy, with a low around 30. Breezy.

    Low: 30 °F

    Slight Chance
    Snow Showers
    and Breezy

Detailed Forecast

Overnight
A chance of rain and snow showers before 2am. Snow level 6200 feet. Partly cloudy, with a low around 32. South wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
A 20 percent chance of showers after 4pm. Snow level 6200 feet rising to 7000 feet in the afternoon. Partly sunny, with a high near 43. Breezy, with a south wind 13 to 15 mph, with gusts as high as 34 mph.
Sunday Night
A slight chance of rain showers before 2am, then a slight chance of rain and snow showers. Snow level 7300 feet lowering to 6500 feet after midnight . Partly cloudy, with a low around 36. Breezy, with a south southwest wind 9 to 15 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Monday
A slight chance of rain showers before 8am, then a chance of rain and snow showers. Snow level 6500 feet. Increasing clouds, with a high near 46. Breezy, with a southwest wind 13 to 22 mph, with gusts as high as 44 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Monday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 23. West wind 6 to 13 mph, with gusts as high as 31 mph. New snow accumulation of less than a half inch possible.
Tuesday
Snow showers likely. Partly sunny, with a high near 31. Blustery, with a west northwest wind 6 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Tuesday Night
A 20 percent chance of snow showers before 11pm. Partly cloudy, with a low around 12. West northwest wind 6 to 10 mph, with gusts as high as 25 mph.
Wednesday
Partly sunny, with a high near 35. Breezy.
Wednesday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 30. Breezy.
Thursday
A slight chance of snow showers before 11am, then a chance of rain and snow showers. Snow level rising to 6900 feet in the afternoon. Mostly cloudy, with a high near 48. Windy. Chance of precipitation is 30%.
Thursday Night
A chance of rain and snow showers. Snow level 7200 feet lowering to 6100 feet after midnight . Mostly cloudy, with a low around 34. Windy.
Friday
A chance of rain and snow showers. Mostly cloudy, with a high near 44. Breezy.
Friday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 32. Breezy.
Saturday
Rain and snow showers likely. Mostly cloudy, with a high near 45. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Hot Springs WY
 44.96°N 110.69°W (Elev. 6106 ft)
Last Update:
11:32 pm MST Mar 7, 2026
Forecast Valid:
1am MST Mar 8, 2026-6pm MDT Mar 14, 2026
 
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