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

45°F

7°C

Humidity 31%
Wind Speed NW 12 MPH
Barometer NA
Dewpoint 16°F (-9°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 08 Apr 03:15 AM MDT
Extended Forecast for

Mammoth Hot Springs WY

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 38. Northwest wind around 8 mph.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 58. West northwest wind 6 to 11 mph becoming south southwest in the morning.

    High: 58 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37. South southwest wind 5 to 11 mph.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 60. Light and variable wind becoming west northwest around 6 mph in the morning.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 36. West northwest wind around 6 mph becoming light and variable.

    Low: 36 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 66. East southeast wind 5 to 7 mph becoming south southwest in the afternoon. Chance of precipitation is 20%.

    High: 66 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 42. South southeast wind around 7 mph.

    Low: 42 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 64. Breezy.

    High: 64 °F

    Mostly Sunny
    then Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 38. Northwest wind around 8 mph.
Wednesday
Sunny, with a high near 58. West northwest wind 6 to 11 mph becoming south southwest in the morning.
Wednesday Night
Mostly cloudy, with a low around 37. South southwest wind 5 to 11 mph.
Thursday
Sunny, with a high near 60. Light and variable wind becoming west northwest around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 36. West northwest wind around 6 mph becoming light and variable.
Friday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 66. East southeast wind 5 to 7 mph becoming south southwest in the afternoon. Chance of precipitation is 20%.
Friday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 42. South southeast wind around 7 mph.
Saturday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 64. Breezy.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 41.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 55. Chance of precipitation is 70%.
Sunday Night
Rain and snow showers likely. Snow level 7900 feet lowering to 6600 feet after midnight . Mostly cloudy, with a low around 35.
Monday
Rain and snow showers likely. Snow level 6100 feet. Partly sunny, with a high near 49.
Monday Night
A chance of rain and snow showers. Snow level 6400 feet lowering to 5700 feet after midnight . Mostly cloudy, with a low around 32.
Tuesday
A slight chance of rain and snow showers. Snow level rising to 6500 feet in the afternoon. Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Hot Springs WY
 44.98°N 110.69°W (Elev. 5745 ft)
Last Update:
3:32 am MDT Apr 8, 2026
Forecast Valid:
3am MDT Apr 8, 2026-6pm MDT Apr 14, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation