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

38°F

3°C

Humidity 83%
Wind Speed SSE 4 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 16 Apr 03:15 AM MDT
Extended Forecast for

16 Miles W Gardiner MT

Winter Storm Warning April 16, 03:59am until April 17, 06:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 16, 03:59am until April 17, 06:00am

    NOW until 6:00am Fri

    Winter Storm Warning

  • Overnight

    Low: 18 °F

    Heavy Snow

  • Thursday

    Thursday: Snow showers. Some thunder is also possible. Temperature falling to around 18 by 8am. Breezy, with a west southwest wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    High: 22 °F⇓

    Snow Showers
    and Breezy

  • Thursday Night

    Thursday Night: A 50 percent chance of snow showers, mainly before 4am. Mostly cloudy, with a low around 7. Wind chill values as low as -5. Northwest wind 7 to 13 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.

    Low: 7 °F

    Chance Snow
    Showers then
    Slight Chance
    Snow Showers

  • Friday

    Friday: Snow showers, mainly after noon. Some thunder is also possible. High near 24. Wind chill values as low as zero. West northwest wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 24 °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 9. West wind 5 to 9 mph becoming calm. New snow accumulation of less than a half inch possible.

    Low: 9 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 34. Southwest wind 5 to 11 mph.

    High: 34 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18. South southwest wind 7 to 11 mph, with gusts as high as 23 mph.

    Low: 18 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Overnight
Snow showers. The snow could be heavy at times. Low around 18. Southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 3 to 7 inches possible.
Thursday
Snow showers. Some thunder is also possible. Temperature falling to around 18 by 8am. Breezy, with a west southwest wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Thursday Night
A 50 percent chance of snow showers, mainly before 4am. Mostly cloudy, with a low around 7. Wind chill values as low as -5. Northwest wind 7 to 13 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Friday
Snow showers, mainly after noon. Some thunder is also possible. High near 24. Wind chill values as low as zero. West northwest wind 5 to 10 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 9. West wind 5 to 9 mph becoming calm. New snow accumulation of less than a half inch possible.
Saturday
Sunny, with a high near 34. Southwest wind 5 to 11 mph.
Saturday Night
Partly cloudy, with a low around 18. South southwest wind 7 to 11 mph, with gusts as high as 23 mph.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
A chance of rain and snow showers. Snow level rising to 9000 feet in the afternoon. Mostly sunny, with a high near 51.
Tuesday Night
A chance of rain and snow showers. Snow level 9100 feet lowering to 8500 feet after midnight . Mostly cloudy, with a low around 31.
Wednesday
Snow showers likely. Some thunder is also possible. Partly sunny, with a high near 40. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles W Gardiner MT
 45.06°N 111.04°W (Elev. 8474 ft)
Last Update:
3:17 am MDT Apr 16, 2026
Forecast Valid:
3am MDT Apr 16, 2026-6pm MDT Apr 22, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation