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

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

7°C

45°F

Humidity 81%
Wind Speed S 8 MPH
Barometer NA
Dewpoint 4°C (39°F)
Visibility NA
Wind Chill5°C (41°F)
Last update 14 Nov 02:15 PM MST
Extended Forecast for

Norris WY

  • This Afternoon

    This Afternoon: Scattered rain and snow showers before 3pm, then rain showers likely. Cloudy, with a high near 8. Southwest wind around 23 km/h, with gusts as high as 50 km/h. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 8 °C

    Rain/Snow
    Likely

  • Tonight

    Tonight: Isolated showers before 8pm. Mostly cloudy, with a low around 0. Breezy, with a southwest wind 21 to 26 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 60 km/h. Chance of precipitation is 20%.

    Low: 0 °C

    Isolated
    Showers and
    Breezy then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 7. Southwest wind 10 to 16 km/h, with gusts as high as 34 km/h.

    High: 7 °C

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around -2. Calm wind.

    Low: -2 °C

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of rain showers before 5pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 7. Calm wind becoming south 5 to 10 km/h in the morning. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 7 °C

    Chance
    Showers then
    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Snow showers likely, possibly mixed with rain, mainly after 11pm. Cloudy, with a low around -1. Calm wind. Chance of precipitation is 60%.

    Low: -1 °C

    Rain/Snow
    Likely

  • Monday

    Monday: Snow showers likely. Cloudy, with a high near 3. Light southwest wind increasing to 6 to 11 km/h in the morning. Chance of precipitation is 70%.

    High: 3 °C

    Snow Showers
    Likely

  • Monday Night

    Monday Night: A 40 percent chance of snow showers. Cloudy, with a low around -3.

    Low: -3 °C

    Chance Snow
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of snow showers. Mostly cloudy, with a high near 4.

    High: 4 °C

    Chance Snow
    Showers

Detailed Forecast

This Afternoon
Scattered rain and snow showers before 3pm, then rain showers likely. Cloudy, with a high near 8. Southwest wind around 23 km/h, with gusts as high as 50 km/h. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tonight
Isolated showers before 8pm. Mostly cloudy, with a low around 0. Breezy, with a southwest wind 21 to 26 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 60 km/h. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 7. Southwest wind 10 to 16 km/h, with gusts as high as 34 km/h.
Saturday Night
Increasing clouds, with a low around -2. Calm wind.
Sunday
A chance of rain showers before 5pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 7. Calm wind becoming south 5 to 10 km/h in the morning. Chance of precipitation is 50%. Little or no snow accumulation expected.
Sunday Night
Snow showers likely, possibly mixed with rain, mainly after 11pm. Cloudy, with a low around -1. Calm wind. Chance of precipitation is 60%.
Monday
Snow showers likely. Cloudy, with a high near 3. Light southwest wind increasing to 6 to 11 km/h in the morning. Chance of precipitation is 70%.
Monday Night
A 40 percent chance of snow showers. Cloudy, with a low around -3.
Tuesday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 4.
Tuesday Night
A 30 percent chance of snow showers, mainly after 11pm. Mostly cloudy, with a low around -4.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 3.
Wednesday Night
A slight chance of snow showers. Mostly cloudy, with a low around -6.
Thursday
A chance of snow showers. Partly sunny, with a high near 3.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Norris WY
 44.72°N 110.71°W (Elev. 7585 m)
Last Update:
2:31 pm MST Nov 14, 2025
Forecast Valid:
2pm MST Nov 14, 2025-6pm MST Nov 20, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation