Winter Weather Continues in the Northeast; Frigid Temperatures for the Central and Eastern U.S.

The major winter storm will continue to impact the Northeast U.S. today with heavy snow as it shifts away from the East Coast. Frigid temperatures will impact the eastern two-thirds of the U.S. this week, and numerous record lows are forecast. Sub-zero lows are expected nearly every morning from the Northern Plains through the Ohio Valley and into the Northeast. Read More >

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

17°F

-8°C

Humidity 60%
Wind Speed N 3 MPH
Barometer NA
Dewpoint 5°F (-15°C)
Visibility NA
Last update 26 Jan 10:15 AM MST
Extended Forecast for

Mammoth WY

  • Today

    Today: Sunny, with a high near 28. South wind 7 to 10 mph.

    High: 28 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 13. South wind around 7 mph.

    Low: 13 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 36. South southwest wind around 6 mph.

    High: 36 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 16. South wind around 7 mph.

    Low: 16 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 36. South wind around 6 mph.

    High: 36 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 16. Southwest wind around 6 mph.

    Low: 16 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 37. South southwest wind around 6 mph.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 28. South wind 7 to 10 mph.
Tonight
Mostly cloudy, with a low around 13. South wind around 7 mph.
Tuesday
Sunny, with a high near 36. South southwest wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 16. South wind around 7 mph.
Wednesday
Partly sunny, with a high near 36. South wind around 6 mph.
Wednesday Night
Partly cloudy, with a low around 16. Southwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 37. South southwest wind around 6 mph.
Thursday Night
Mostly cloudy, with a low around 21.
Friday
Partly sunny, with a high near 39.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
Partly sunny, with a high near 42.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Partly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth WY
 44.98°N 110.69°W (Elev. 5745 ft)
9:01 am MST Jan 26, 2026
10am MST Jan 26, 2026-6pm MST Feb 1, 2026
 
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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