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

40°F

4°C

Humidity 66%
Wind Speed S 3 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 12 Apr 11:15 PM MDT
Extended Forecast for

Gardiner MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 36. East southeast wind around 10 mph.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of rain and snow showers between 11am and 3pm, then rain showers likely. Some thunder is also possible. Snow level rising to 6400 feet in the afternoon. Mostly cloudy, with a high near 53. Breezy, with a southeast wind 10 to 17 mph becoming southwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 53 °F

    Slight Chance
    Rain/Snow
    then
    Rain/Snow
    Likely and
    Breezy

  • Monday Night

    Monday Night: A 30 percent chance of showers, mainly before 7pm. Snow level 6500 feet lowering to 5800 feet after midnight . Mostly cloudy, with a low around 34. South southwest wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.

    Low: 34 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. Light and variable wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 21 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. South wind 8 to 14 mph, with gusts as high as 21 mph.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow showers before 9am, then rain showers likely. Snow level 5700 feet rising to 7100 feet in the afternoon. Mostly cloudy, with a high near 54. Breezy, with a south southwest wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 60%.

    High: 54 °F

    Breezy.
    Slight Chance
    Rain/Snow
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Rain showers likely before midnight, then rain, possibly mixed with snow showers. Some thunder is also possible. Snow level 7200 feet lowering to 6200 feet after midnight . Low around 34. Breezy, with a south southwest wind 11 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 90%.

    Low: 34 °F

    Showers
    Likely and
    Breezy then
    Rain/Snow

  • Thursday

    Thursday: Snow showers, possibly mixed with rain, becoming all snow after noon. Some thunder is also possible. High near 45. Chance of precipitation is 100%.

    High: 45 °F

    Rain/Snow
    then Snow
    Showers

  • Thursday Night

    Thursday Night: Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 22. Chance of precipitation is 70%.

    Low: 22 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 36. East southeast wind around 10 mph.
Monday
A chance of rain and snow showers between 11am and 3pm, then rain showers likely. Some thunder is also possible. Snow level rising to 6400 feet in the afternoon. Mostly cloudy, with a high near 53. Breezy, with a southeast wind 10 to 17 mph becoming southwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday Night
A 30 percent chance of showers, mainly before 7pm. Snow level 6500 feet lowering to 5800 feet after midnight . Mostly cloudy, with a low around 34. South southwest wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Tuesday
Mostly sunny, with a high near 56. Light and variable wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 35. South wind 8 to 14 mph, with gusts as high as 21 mph.
Wednesday
A slight chance of rain and snow showers before 9am, then rain showers likely. Snow level 5700 feet rising to 7100 feet in the afternoon. Mostly cloudy, with a high near 54. Breezy, with a south southwest wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 60%.
Wednesday Night
Rain showers likely before midnight, then rain, possibly mixed with snow showers. Some thunder is also possible. Snow level 7200 feet lowering to 6200 feet after midnight . Low around 34. Breezy, with a south southwest wind 11 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 90%.
Thursday
Snow showers, possibly mixed with rain, becoming all snow after noon. Some thunder is also possible. High near 45. Chance of precipitation is 100%.
Thursday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 22. Chance of precipitation is 70%.
Friday
A 40 percent chance of snow showers. Partly sunny, with a high near 44.
Friday Night
Partly cloudy, with a low around 20.
Saturday
Sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
A slight chance of rain and snow showers. Snow level rising to 6500 feet in the afternoon. Mostly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gardiner MT
 45.03°N 110.7°W (Elev. 5400 ft)
Last Update:
11:32 pm MDT Apr 12, 2026
Forecast Valid:
12am MDT Apr 13, 2026-6pm MDT Apr 19, 2026
 
Forecast Discussion
 
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