Fire Weather Concerns for the Plains; Record Warmth Spreads

Dry and breezy conditions prevail across the High Plains where elevated to locally critical conditions continue through today. Meanwhile, record warmth increases and spreads across the South, Southwest and into southern California into this last weekend of February. Meanwhile, a fast moving system moves across the central Plains then off the mid-Atlantic by this evening. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

28°F

-2°C

Humidity 63%
Wind Speed S 5 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Wind Chill22°F (-6°C)
Last update 26 Feb 07:15 AM MST
Extended Forecast for

Mammoth WY

  • Today

    Today: Sunny, with a high near 39. Breezy, with a south southwest wind 8 to 16 mph, with gusts as high as 23 mph.

    High: 39 °F

    Sunny then
    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 26. South southwest wind 10 to 13 mph.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 44. Breezy, with a southwest wind 9 to 16 mph, with gusts as high as 34 mph.

    High: 44 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 25. South southwest wind 9 to 14 mph, with gusts as high as 29 mph.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 46. Southwest wind 8 to 10 mph, with gusts as high as 23 mph.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 28. South southwest wind 6 to 8 mph.

    Low: 28 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain and snow showers after 11am.  Snow level rising to 6300 feet in the afternoon. Mostly cloudy, with a high near 47. South southeast wind around 5 mph becoming light and variable.  Chance of precipitation is 20%.

    High: 47 °F

    Slight Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 39. Breezy, with a south southwest wind 8 to 16 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 26. South southwest wind 10 to 13 mph.
Friday
Sunny, with a high near 44. Breezy, with a southwest wind 9 to 16 mph, with gusts as high as 34 mph.
Friday Night
Mostly clear, with a low around 25. South southwest wind 9 to 14 mph, with gusts as high as 29 mph.
Saturday
Mostly sunny, with a high near 46. Southwest wind 8 to 10 mph, with gusts as high as 23 mph.
Saturday Night
Mostly cloudy, with a low around 28. South southwest wind 6 to 8 mph.
Sunday
A slight chance of rain and snow showers after 11am. Snow level rising to 6300 feet in the afternoon. Mostly cloudy, with a high near 47. South southeast wind around 5 mph becoming light and variable. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Sunny, with a high near 49.
Monday Night
Clear, with a low around 25.
Tuesday
Sunny, with a high near 51.
Tuesday Night
Mostly clear, with a low around 27.
Wednesday
Sunny, with a high near 51.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth WY
 44.98°N 110.69°W (Elev. 5745 ft)
6:48 am MST Feb 26, 2026
7am MST Feb 26, 2026-6pm MST Mar 4, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database