National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

30°F

-1°C

Humidity 63%
Wind Speed WSW 5 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Wind Chill25°F (-4°C)
Last update 03 Feb 09:15 PM MST
Extended Forecast for

5 Miles WNW Mount Holmes WY

  • Tonight

    Tonight: Patchy fog between midnight and 5am. Otherwise, mostly cloudy, with a low around 18. Calm wind becoming southeast around 5 mph after midnight.

    Low: 18 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 11am, then patchy fog after 5pm. Otherwise, mostly sunny, with a high near 31. East southeast wind around 6 mph becoming south southwest in the afternoon.

    High: 31 °F

    Patchy Fog

  • Wednesday Night

    Wednesday Night: Patchy fog before 7pm. Otherwise, partly cloudy, with a low around 20. East southeast wind around 5 mph becoming calm in the evening.

    Low: 20 °F

    Patchy Fog
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 39. Light and variable wind.

    High: 39 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 20. Light east southeast wind.

    Low: 20 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 38. Southeast wind 5 to 7 mph becoming south southwest in the afternoon.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 20. South wind around 7 mph.

    Low: 20 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog between midnight and 5am. Otherwise, mostly cloudy, with a low around 18. Calm wind becoming southeast around 5 mph after midnight.
Wednesday
Patchy fog before 11am, then patchy fog after 5pm. Otherwise, mostly sunny, with a high near 31. East southeast wind around 6 mph becoming south southwest in the afternoon.
Wednesday Night
Patchy fog before 7pm. Otherwise, partly cloudy, with a low around 20. East southeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 39. Light and variable wind.
Thursday Night
Mostly clear, with a low around 20. Light east southeast wind.
Friday
Sunny, with a high near 38. Southeast wind 5 to 7 mph becoming south southwest in the afternoon.
Friday Night
Partly cloudy, with a low around 20. South wind around 7 mph.
Saturday
Mostly sunny, with a high near 33.
Saturday Night
Partly cloudy, with a low around 20.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 23.
Monday
Snow showers likely. Mostly cloudy, with a high near 29.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 18.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 25.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Mount Holmes WY
 44.83°N 110.94°W (Elev. 8369 ft)
Last Update:
8:01 pm MST Feb 3, 2026
Forecast Valid:
9pm MST Feb 3, 2026-6pm MST Feb 10, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation