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

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NP (YLAW4)

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

NA

54°F

12°C

Humidity 60%
Wind Speed SSE 2 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 17 Jun 08:15 AM MDT
Extended Forecast for

Gardiner MT

  • Today

    Today: A slight chance of showers and thunderstorms between 11am and 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 75. Northwest wind 5 to 13 mph. Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 47. North northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 82. Breezy, with a light and variable wind becoming west southwest 11 to 16 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 82 °F

    Sunny then
    Slight Chance
    T-storms and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. Breezy, with a south southwest wind 5 to 15 mph, with gusts as high as 22 mph.

    Low: 50 °F

    Partly Cloudy
    and Breezy
    then Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 89. South southeast wind 5 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 52. Southwest wind 5 to 13 mph becoming east northeast in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 20%.

    Low: 52 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85. Breezy, with a south southwest wind 6 to 11 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Friday Night

    Friday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 50. Breezy.

    Low: 50 °F

    Slight Chance
    Showers and
    Breezy then
    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after noon. Sunny, with a high near 77. Breezy.

    High: 77 °F

    Sunny then
    Slight Chance
    Showers and
    Breezy

Detailed Forecast

Today
A slight chance of showers and thunderstorms between 11am and 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 75. Northwest wind 5 to 13 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 47. North northwest wind 5 to 8 mph becoming calm after midnight.
Wednesday
A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 82. Breezy, with a light and variable wind becoming west southwest 11 to 16 mph in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 50. Breezy, with a south southwest wind 5 to 15 mph, with gusts as high as 22 mph.
Juneteenth
Sunny, with a high near 89. South southeast wind 5 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.
Thursday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 52. Southwest wind 5 to 13 mph becoming east northeast in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85. Breezy, with a south southwest wind 6 to 11 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 32 mph.
Friday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 50. Breezy.
Saturday
A 20 percent chance of showers after noon. Sunny, with a high near 77. Breezy.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 43. Breezy.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 65.
Sunday Night
A slight chance of showers. Partly cloudy, with a low around 37.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 71.
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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:
7:44 am MDT Jun 17, 2025
Forecast Valid:
8am MDT Jun 17, 2025-6pm MDT Jun 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation