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

34°F

1°C

Humidity 58%
Wind Speed W 3 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Last update 10 Apr 01:15 AM MDT
Extended Forecast for

5 Miles SSW Mammoth Hot Springs WY

  • Overnight

    Overnight: Partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: Scattered showers and thunderstorms, mainly after 5pm. Snow level rising to 9900 feet in the afternoon. Mostly sunny, with a high near 57. Light west southwest wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

    High: 57 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 35. South southwest wind 6 to 9 mph.

    Low: 35 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after noon. Snow level 8600 feet. Mostly sunny, with a high near 53. Breezy, with a south southwest wind 9 to 18 mph, with gusts as high as 34 mph.

    High: 53 °F

    Breezy.
    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Snow level 8500 feet lowering to 7600 feet after midnight . Mostly cloudy, with a low around 33. Breezy, with a south southwest wind 8 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 33 °F

    Chance
    Showers and
    Breezy then
    Mostly Cloudy

  • Sunday

    Sunday: Rain likely, possibly mixed with snow showers after noon, becoming all rain showers after 3pm. Some thunder is also possible. Snow level rising to 7900 feet in the afternoon. Mostly sunny, with a high near 50. Breezy, with a south southwest wind 8 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 70%.

    High: 50 °F

    Mostly Sunny
    then
    Rain/Snow
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: Rain and snow showers likely before midnight, then a chance of snow showers. Mostly cloudy, with a low around 30. South southwest wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    Low: 30 °F

    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Monday

    Monday: Snow showers, mainly after noon. Some thunder is also possible. High near 40. Chance of precipitation is 80%.

    High: 40 °F

    Chance Snow
    Showers then
    Snow Showers

  • Monday Night

    Monday Night: Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.

    Low: 28 °F

    Snow Showers
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 29. Calm wind.
Friday
Scattered showers and thunderstorms, mainly after 5pm. Snow level rising to 9900 feet in the afternoon. Mostly sunny, with a high near 57. Light west southwest wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 35. South southwest wind 6 to 9 mph.
Saturday
A 50 percent chance of showers and thunderstorms after noon. Snow level 8600 feet. Mostly sunny, with a high near 53. Breezy, with a south southwest wind 9 to 18 mph, with gusts as high as 34 mph.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Snow level 8500 feet lowering to 7600 feet after midnight . Mostly cloudy, with a low around 33. Breezy, with a south southwest wind 8 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Rain likely, possibly mixed with snow showers after noon, becoming all rain showers after 3pm. Some thunder is also possible. Snow level rising to 7900 feet in the afternoon. Mostly sunny, with a high near 50. Breezy, with a south southwest wind 8 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 70%.
Sunday Night
Rain and snow showers likely before midnight, then a chance of snow showers. Mostly cloudy, with a low around 30. South southwest wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Monday
Snow showers, mainly after noon. Some thunder is also possible. High near 40. Chance of precipitation is 80%.
Monday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 28. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 41.
Tuesday Night
A slight chance of snow showers. Mostly cloudy, with a low around 28. Breezy.
Wednesday
Snow showers likely. Partly sunny, with a high near 40. Breezy.
Wednesday Night
Snow showers likely. Mostly cloudy, with a low around 25. Breezy.
Thursday
A chance of snow showers. Partly sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Mammoth Hot Springs WY
 44.89°N 110.74°W (Elev. 7402 ft)
Last Update:
2:03 am MDT Apr 10, 2026
Forecast Valid:
2am MDT Apr 10, 2026-6pm MDT Apr 16, 2026
 
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Additional Resources

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