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 >
Hazardous Weather Conditions
Current conditions at
MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)
Lat: 44.977222°NLon: 110.695278°WElev: 6138.0ft.NA
22°F
-6°C
| Humidity | 33% |
| Wind Speed | N 3 MPH |
| Barometer | NA |
| Dewpoint | -3°F (-19°C) |
| Visibility | NA |
| Last update | 16 Jan 10:15 AM MST |
Extended Forecast for
Mammoth WY
Today
High: 27 °F
Mostly Sunny
then Mostly
Sunny and
BlusteryTonight
Low: 14 °F
Partly Cloudy
Saturday
High: 37 °F
Sunny
Saturday Night
Low: 17 °F
Clear
Sunday
High: 35 °F
Sunny
Sunday Night
Low: 13 °F
Mostly Clear
M.L.King Day
High: 37 °F
Sunny
Monday Night
Low: 16 °F
Mostly Clear
Tuesday
High: 38 °F
Mostly Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 27. Blustery, with a northwest wind 9 to 15 mph, with gusts as high as 23 mph.
Tonight
Partly cloudy, with a low around 14. South southwest wind 6 to 8 mph becoming west northwest after midnight.
Saturday
Sunny, with a high near 37. West wind 5 to 7 mph becoming light and variable.
Saturday Night
Clear, with a low around 17. South wind around 6 mph.
Sunday
Sunny, with a high near 35. Calm wind becoming north northwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 13. Light and variable wind.
M.L.King Day
Sunny, with a high near 37. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 16.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Mostly sunny, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
A slight chance of snow showers. Partly sunny, with a high near 34.
Additional Forecasts and Information
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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)
9:47 am MST Jan 16, 2026
10am MST Jan 16, 2026-6pm MST Jan 22, 2026
Additional Resources
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