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

60°F

16°C

Humidity 14%
Wind Speed SSW 6 MPH
Barometer NA
Dewpoint 10°F (-12°C)
Visibility NA
Last update 09 Apr 04:15 PM MDT
Extended Forecast for

5 Miles ESE Mount Holmes WY

  • Tonight

    Tonight: Mostly clear, with a low around 28. West wind 5 to 9 mph becoming calm in the evening.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 3pm. Snow level rising to 9900 feet in the afternoon. Mostly sunny, with a high near 57. Breezy, with a light south wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 57 °F

    Mostly Sunny
    then Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly before 10pm. Partly cloudy, with a low around 34. Calm wind becoming south 5 to 8 mph after midnight.

    Low: 34 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after noon. Snow level 8200 feet rising to 9200 feet in the afternoon. Mostly sunny, with a high near 52. Breezy, with a southwest wind 8 to 18 mph, with gusts as high as 33 mph.

    High: 52 °F

    Breezy.
    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers before midnight. Snow level 9100 feet lowering to 7600 feet after midnight . Mostly cloudy, with a low around 31. South southwest wind 7 to 14 mph, with gusts as high as 28 mph.

    Low: 31 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A slight chance of snow showers before noon, then rain, possibly mixed with snow showers. Some thunder is also possible. High near 48. Breezy, with a south southwest wind 7 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 48 °F

    Slight Chance
    Snow Showers
    then
    Rain/Snow and
    Breezy

  • Sunday Night

    Sunday Night: Rain and snow showers likely before midnight, then a chance of snow showers. Mostly cloudy, with a low around 28. South southwest wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

    Low: 28 °F

    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Monday

    Monday: Snow showers, mainly after noon. Some thunder is also possible. High near 41. Chance of precipitation is 80%.

    High: 41 °F

    Chance Snow
    Showers then
    Snow Showers

  • Monday Night

    Monday Night: Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 26. Chance of precipitation is 70%.

    Low: 26 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 28. West wind 5 to 9 mph becoming calm in the evening.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 3pm. Snow level rising to 9900 feet in the afternoon. Mostly sunny, with a high near 57. Breezy, with a light south wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 30 percent chance of showers, mainly before 10pm. Partly cloudy, with a low around 34. Calm wind becoming south 5 to 8 mph after midnight.
Saturday
A 50 percent chance of showers and thunderstorms after noon. Snow level 8200 feet rising to 9200 feet in the afternoon. Mostly sunny, with a high near 52. Breezy, with a southwest wind 8 to 18 mph, with gusts as high as 33 mph.
Saturday Night
A 40 percent chance of showers before midnight. Snow level 9100 feet lowering to 7600 feet after midnight . Mostly cloudy, with a low around 31. South southwest wind 7 to 14 mph, with gusts as high as 28 mph.
Sunday
A slight chance of snow showers before noon, then rain, possibly mixed with snow showers. Some thunder is also possible. High near 48. Breezy, with a south southwest wind 7 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Sunday Night
Rain and snow showers likely before midnight, then a chance of snow showers. Mostly cloudy, with a low around 28. South southwest wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Monday
Snow showers, mainly after noon. Some thunder is also possible. High near 41. Chance of precipitation is 80%.
Monday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 26. Chance of precipitation is 70%.
Tuesday
A 50 percent chance of snow showers. Partly sunny, with a high near 40.
Tuesday Night
A slight chance of snow showers. Mostly cloudy, with a low around 26.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 38. Breezy.
Wednesday Night
Snow showers likely. Mostly cloudy, with a low around 23. Breezy.
Thursday
A chance of snow showers. Partly sunny, with a high near 37. Breezy.
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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:
4:03 pm MDT Apr 9, 2026
Forecast Valid:
5pm MDT Apr 9, 2026-6pm MDT Apr 16, 2026
 
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