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

48°F

9°C

Humidity 49%
Wind Speed S 11 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Wind Chill43°F (6°C)
Last update 12 Apr 06:15 PM MDT
Extended Forecast for

16 Miles W Gardiner MT

  • Tonight

    Tonight: A 30 percent chance of snow showers before 8pm. Mostly cloudy, with a low around 23. South southwest wind 11 to 13 mph, with gusts as high as 24 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Snow showers likely, mainly after 3pm. Some thunder is also possible. Mostly cloudy, with a high near 33. Breezy, with a southwest wind 11 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Breezy.
    Scattered
    Snow Showers
    then Snow
    Showers
    Likely

  • Monday Night

    Monday Night: Scattered snow showers before midnight. Patchy fog between 11pm and midnight. Otherwise, mostly cloudy, with a low around 24. Southwest wind 6 to 11 mph becoming light. Winds could gust as high as 25 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Scattered
    Snow Showers
    and Patchy
    Fog then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow showers after noon. Partly sunny, with a high near 37. Southwest wind 5 to 14 mph, with gusts as high as 29 mph.

    High: 37 °F

    Partly Sunny
    then Slight
    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26. South southwest wind 11 to 14 mph, with gusts as high as 28 mph.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow showers, mainly after noon. High near 34. Breezy, with a south southwest wind 13 to 21 mph, with gusts as high as 40 mph. Chance of precipitation is 80%.

    High: 34 °F

    Breezy.
    Chance Snow
    Showers then
    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 22. Windy, with a south southwest wind 21 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 100%.

    Low: 22 °F

    Heavy Snow
    and Windy

  • Thursday

    Thursday: Snow showers. The snow could be heavy at times. High near 25. Breezy. Chance of precipitation is 100%.

    High: 25 °F

    Heavy Snow
    and Breezy

  • Thursday Night

    Thursday Night: Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 9. Chance of precipitation is 70%.

    Low: 9 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

Detailed Forecast

Tonight
A 30 percent chance of snow showers before 8pm. Mostly cloudy, with a low around 23. South southwest wind 11 to 13 mph, with gusts as high as 24 mph. Total nighttime snow accumulation of less than a half inch possible.
Monday
Snow showers likely, mainly after 3pm. Some thunder is also possible. Mostly cloudy, with a high near 33. Breezy, with a southwest wind 11 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Monday Night
Scattered snow showers before midnight. Patchy fog between 11pm and midnight. Otherwise, mostly cloudy, with a low around 24. Southwest wind 6 to 11 mph becoming light. Winds could gust as high as 25 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Tuesday
A 20 percent chance of snow showers after noon. Partly sunny, with a high near 37. Southwest wind 5 to 14 mph, with gusts as high as 29 mph.
Tuesday Night
Mostly cloudy, with a low around 26. South southwest wind 11 to 14 mph, with gusts as high as 28 mph.
Wednesday
Snow showers, mainly after noon. High near 34. Breezy, with a south southwest wind 13 to 21 mph, with gusts as high as 40 mph. Chance of precipitation is 80%.
Wednesday Night
Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 22. Windy, with a south southwest wind 21 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 100%.
Thursday
Snow showers. The snow could be heavy at times. High near 25. Breezy. Chance of precipitation is 100%.
Thursday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 9. Chance of precipitation is 70%.
Friday
A 50 percent chance of snow showers. Partly sunny, with a high near 26. Blustery.
Friday Night
A slight chance of snow showers. Partly cloudy, with a low around 9.
Saturday
A slight chance of snow showers. Mostly sunny, with a high near 33.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 41. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles W Gardiner MT
 45.06°N 111.04°W (Elev. 8474 ft)
Last Update:
6:02 pm MDT Apr 12, 2026
Forecast Valid:
7pm MDT Apr 12, 2026-6pm MDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation