Tracking Winter Weather and Frigid Temperatures Through This Weekend
A clipper storm will move across the Great Lakes through this weekend with periods of light snow, gusty winds, and lake effect snow bands which could make for hazardous travel at times. A frigid airmass will spread eastward behind this storm into the Midwest and Eastern U.S. through the weekend. Read More >
Current conditions at
MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)
Lat: 44.977222°NLon: 110.695278°WElev: 6138.0ft.NA
20°F
-7°C
| Humidity | 52% |
| Wind Speed | ENE 1 MPH |
| Barometer | NA |
| Dewpoint | 5°F (-15°C) |
| Visibility | NA |
| Last update | 17 Jan 04:15 AM MST |
Extended Forecast for
Mammoth WY
Today
High: 37 °F
Sunny
Tonight
Low: 18 °F
Mostly Clear
Sunday
High: 33 °F
Sunny
Sunday Night
Low: 12 °F
Mostly Clear
M.L.King Day
High: 35 °F
Sunny
Monday Night
Low: 16 °F
Partly Cloudy
Tuesday
High: 35 °F
Mostly Sunny
Tuesday Night
Low: 15 °F
Partly Cloudy
Wednesday
High: 31 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 37. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 18. South wind 3 to 7 mph.
Sunday
Sunny, with a high near 33. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 12. Light and variable wind.
M.L.King Day
Sunny, with a high near 35. Calm wind becoming south southwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 16. South wind 6 to 8 mph.
Tuesday
Mostly sunny, with a high near 35. South wind around 7 mph.
Tuesday Night
Partly cloudy, with a low around 15.
Wednesday
Mostly sunny, with a high near 31.
Wednesday Night
Partly cloudy, with a low around 11.
Thursday
Mostly sunny, with a high near 32.
Thursday Night
A slight chance of snow showers. Partly cloudy, with a low around 12.
Friday
A chance of snow showers. Mostly sunny, with a high near 30.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Mammoth WY
44.98°N 110.69°W (Elev. 5745 ft)
44.98°N 110.69°W (Elev. 5745 ft)
5:01 am MST Jan 17, 2026
5am MST Jan 17, 2026-6pm MST Jan 23, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
