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Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

42°F

6°C

Humidity 65%
Wind Speed SSE 9 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Wind Chill37°F (3°C)
Last update 15 Apr 07:15 PM MDT
Extended Forecast for

17 Miles W Gardiner MT

Winter Storm Warning until April 17, 06:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning until April 17, 06:00am

    NOW until 6:00am Fri

    Winter Storm Warning

  • Tonight

    Low: 17 °F

    Heavy Snow
    and Windy

  • Thursday

    Thursday: Snow showers. Some thunder is also possible. High near 19. Breezy, with a west wind 13 to 15 mph becoming north in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 19 °F

    Snow Showers
    and Breezy

  • Thursday Night

    Thursday Night: Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 8. Wind chill values as low as -5. Northwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 8 °F

    Snow Showers
    Likely then
    Slight Chance
    Snow Showers

  • Friday

    Friday: Snow showers, mainly after noon. Some thunder is also possible. High near 21. Wind chill values as low as -5. Northwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 21 °F

    Chance Snow
    Showers then
    Snow Showers

  • Friday Night

    Friday Night: A 30 percent chance of snow showers before midnight. Partly cloudy, with a low around 10. West northwest wind 9 to 14 mph becoming southwest after midnight. Winds could gust as high as 22 mph. New snow accumulation of less than a half inch possible.

    Low: 10 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 32. Breezy, with a southwest wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 32 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19. Breezy, with a south southwest wind around 16 mph, with gusts as high as 21 mph.

    Low: 19 °F

    Partly Cloudy
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

Detailed Forecast

Tonight
Snow showers, mainly after 9pm. The snow could be heavy at times. Some thunder is also possible. Low around 17. Windy, with a west southwest wind 25 to 30 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 5 inches possible.
Thursday
Snow showers. Some thunder is also possible. High near 19. Breezy, with a west wind 13 to 15 mph becoming north in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 8. Wind chill values as low as -5. Northwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
Snow showers, mainly after noon. Some thunder is also possible. High near 21. Wind chill values as low as -5. Northwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Friday Night
A 30 percent chance of snow showers before midnight. Partly cloudy, with a low around 10. West northwest wind 9 to 14 mph becoming southwest after midnight. Winds could gust as high as 22 mph. New snow accumulation of less than a half inch possible.
Saturday
Sunny, with a high near 32. Breezy, with a southwest wind 10 to 15 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 19. Breezy, with a south southwest wind around 16 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 42.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 49. Breezy.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
A slight chance of snow showers. Some thunder is also possible. Sunny, with a high near 50. Breezy.
Tuesday Night
A chance of rain and snow showers. Partly cloudy, with a low around 32. Breezy.
Wednesday
A chance of snow showers. Partly sunny, with a high near 44. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles W Gardiner MT
 45.08°N 111.07°W (Elev. 9426 ft)
Last Update:
6:01 pm MDT Apr 15, 2026
Forecast Valid:
7pm MDT Apr 15, 2026-6pm MDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation