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Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

46°F

8°C

Humidity 57%
Wind Speed SSW 4 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 22 Apr 05:15 AM MDT
Extended Forecast for

5 Miles ESE Mount Holmes WY

Winter Weather Advisory April 22, 12:00pm until April 23, 11:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: Snow showers, mainly after 3pm. Some thunder is also possible. Steady temperature around 36. Breezy, with a southwest wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

    High: 36 °F

    Breezy.
    Chance Snow
    Showers then
    Snow Showers

  • Tonight

    Tonight: Snow showers. Some thunder is also possible. Low around 27. Breezy, with a southwest wind 11 to 20 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 27 °F

    Snow Showers
    and Breezy

  • Thursday

    Thursday: Snow showers. Some thunder is also possible. High near 35. West wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 35 °F

    Snow Showers

  • Thursday Night

    Thursday Night: Snow showers, mainly before midnight. Low around 15. North northwest wind 6 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 15 °F

    Snow Showers
    then Chance
    Snow Showers

  • Friday

    Friday: Snow showers. Some thunder is also possible. High near 30. West wind 6 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 30 °F

    Snow Showers

  • Friday Night

    Friday Night: A 40 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 14. West northwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 22 mph.

    Low: 14 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: A 40 percent chance of snow showers. Mostly sunny, with a high near 37. Northeast wind 5 to 10 mph becoming west southwest in the morning. Winds could gust as high as 21 mph.

    High: 37 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 19.

    Low: 19 °F

    Chance Snow
    Showers

  • Sunday

    Sunday: Snow showers likely, mainly after noon. Some thunder is also possible. Partly sunny, with a high near 37. Chance of precipitation is 60%.

    High: 37 °F

    Snow Showers
    Likely

Detailed Forecast

Today
Snow showers, mainly after 3pm. Some thunder is also possible. Steady temperature around 36. Breezy, with a southwest wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow showers. Some thunder is also possible. Low around 27. Breezy, with a southwest wind 11 to 20 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow showers. Some thunder is also possible. High near 35. West wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
Snow showers, mainly before midnight. Low around 15. North northwest wind 6 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday
Snow showers. Some thunder is also possible. High near 30. West wind 6 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Friday Night
A 40 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 14. West northwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 22 mph.
Saturday
A 40 percent chance of snow showers. Mostly sunny, with a high near 37. Northeast wind 5 to 10 mph becoming west southwest in the morning. Winds could gust as high as 21 mph.
Saturday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 19.
Sunday
Snow showers likely, mainly after noon. Some thunder is also possible. Partly sunny, with a high near 37. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 21.
Monday
Snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 39.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 22.
Tuesday
A chance of snow showers. Some thunder is also possible. Mostly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Mount Holmes WY
 44.81°N 110.75°W (Elev. 7641 ft)
Last Update:
6:02 am MDT Apr 22, 2026
Forecast Valid:
6am MDT Apr 22, 2026-6pm MDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation