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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

31°F

-1°C

Humidity 78%
Wind Speed NW 5 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill26°F (-3°C)
Last update 03 Apr 09:15 AM MDT
Extended Forecast for

Mammoth WY

Winter Storm Warning April 3, 09:40am until April 3, 06:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 3, 09:40am until April 3, 06:00pm

    NOW until 6:00pm Fri

    Winter Storm Warning

  • Today

    High: 45 °F

    Snow Showers
    Likely then
    Isolated Snow
    Showers and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 26. Northwest wind 5 to 11 mph becoming south after midnight.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 54. South wind 5 to 8 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29. West wind 5 to 8 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59. Calm wind becoming west around 6 mph in the afternoon.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 34. West wind around 6 mph becoming calm in the evening.

    Low: 34 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 62. Light and variable wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Today
Snow showers likely, mainly before noon. Partly sunny, with a high near 45. Breezy, with a northwest wind 11 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Mostly clear, with a low around 26. Northwest wind 5 to 11 mph becoming south after midnight.
Saturday
Sunny, with a high near 54. South wind 5 to 8 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Mostly clear, with a low around 29. West wind 5 to 8 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 59. Calm wind becoming west around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 34. West wind around 6 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 62. Light and variable wind becoming west southwest 5 to 8 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 62. Breezy.
Tuesday Night
A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 39.
Wednesday
Showers likely. Partly sunny, with a high near 52.
Wednesday Night
A chance of rain and snow showers. Snow level 6700 feet lowering to 5700 feet after midnight . Mostly cloudy, with a low around 29.
Thursday
A chance of snow showers. Partly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth WY
 44.98°N 110.69°W (Elev. 5745 ft)
Last Update:
8:18 am MDT Apr 3, 2026
Forecast Valid:
9am MDT Apr 3, 2026-6pm MDT Apr 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation