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

40°F

4°C

Humidity 62%
Wind Speed WSW 6 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill36°F (2°C)
Last update 06 Apr 11:15 PM MDT
Extended Forecast for

5 Miles ESE Mount Holmes WY

  • Overnight

    Overnight: Mostly clear, with a low around 27. South southwest wind around 5 mph.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly between 3pm and 5pm. Snow level rising to 8800 feet in the afternoon. Sunny, with a high near 50. Breezy, with a southwest wind 6 to 11 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 50 °F

    Breezy. Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow showers before 9pm, then a slight chance of snow showers between 9pm and midnight. Partly cloudy, with a low around 23. Breezy, with a west southwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Rain/Snow and
    Breezy then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 46. Breezy, with a west southwest wind 5 to 15 mph, with gusts as high as 23 mph.

    High: 46 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27. South wind 5 to 13 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 49. West wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 49 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 27. West wind 5 to 8 mph becoming calm in the evening.

    Low: 27 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after noon. Snow level 8000 feet rising to 9400 feet in the afternoon. Partly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Slight Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 27. South southwest wind around 5 mph.
Tuesday
A 30 percent chance of showers, mainly between 3pm and 5pm. Snow level rising to 8800 feet in the afternoon. Sunny, with a high near 50. Breezy, with a southwest wind 6 to 11 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.
Tuesday Night
A slight chance of rain and snow showers before 9pm, then a slight chance of snow showers between 9pm and midnight. Partly cloudy, with a low around 23. Breezy, with a west southwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 46. Breezy, with a west southwest wind 5 to 15 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 27. South wind 5 to 13 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 49. West wind 5 to 10 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 27. West wind 5 to 8 mph becoming calm in the evening.
Friday
A 30 percent chance of showers after noon. Snow level 8000 feet rising to 9400 feet in the afternoon. Partly sunny, with a high near 55.
Friday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 33.
Saturday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 54. Breezy.
Saturday Night
A chance of showers. Snow level 9200 feet lowering to 8400 feet after midnight . Mostly cloudy, with a low around 33.
Sunday
Rain, possibly mixed with snow showers. Snow level 8100 feet. Partly sunny, with a high near 46.
Sunday Night
Rain and snow showers likely. Snow level 8100 feet lowering to 7600 feet after midnight . Mostly cloudy, with a low around 28.
Monday
Snow showers. Some thunder is also possible. Mostly cloudy, with a high near 40.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Mount Holmes WY
 44.81°N 110.75°W (Elev. 7641 ft)
Last Update:
12:03 am MDT Apr 7, 2026
Forecast Valid:
12am MDT Apr 7, 2026-6pm MDT Apr 13, 2026
 
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Additional Resources

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Chance of Precipitation