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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

40°F

4°C

Humidity 66%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 02 Jan 12:15 PM MST
Extended Forecast for

17 Miles W Gardiner MT

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 30. South southwest wind around 10 mph.

    High: 30 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Breezy, with a south wind 11 to 16 mph, with gusts as high as 24 mph.

    Low: 25 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Saturday

    Saturday: A 30 percent chance of snow showers after 4pm. Partly sunny, with a high near 28. Breezy, with a south wind 16 to 18 mph, with gusts as high as 28 mph.

    High: 28 °F

    Breezy.
    Mostly Sunny
    then Chance
    Snow Showers

  • Saturday Night

    Saturday Night: Snow showers likely, mainly after 11pm. Mostly cloudy, with a low around 25. Breezy, with a south wind around 22 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 25 °F

    Snow Showers
    Likely and
    Breezy

  • Sunday

    Sunday: A 50 percent chance of snow showers. Mostly cloudy, with a high near 26. Breezy, with a south southwest wind 20 to 22 mph, with gusts as high as 31 mph. New snow accumulation of less than one inch possible.

    High: 26 °F

    Chance Snow
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 24. Breezy, with a south southwest wind 17 to 21 mph, with gusts as high as 26 mph.

    Low: 24 °F

    Chance Snow
    Showers and
    Breezy

  • Monday

    Monday: A 50 percent chance of snow showers. Mostly cloudy, with a high near 24. Breezy, with a south southwest wind around 17 mph, with gusts as high as 26 mph.

    High: 24 °F

    Chance Snow
    Showers and
    Breezy

  • Monday Night

    Monday Night: A 20 percent chance of snow showers. Mostly cloudy, with a low around 18. Breezy.

    Low: 18 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Tuesday

    Tuesday: A 20 percent chance of snow showers. Mostly cloudy, with a high near 21. Breezy.

    High: 21 °F

    Slight Chance
    Snow Showers
    and Breezy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 30. South southwest wind around 10 mph.
Tonight
Mostly cloudy, with a low around 25. Breezy, with a south wind 11 to 16 mph, with gusts as high as 24 mph.
Saturday
A 30 percent chance of snow showers after 4pm. Partly sunny, with a high near 28. Breezy, with a south wind 16 to 18 mph, with gusts as high as 28 mph.
Saturday Night
Snow showers likely, mainly after 11pm. Mostly cloudy, with a low around 25. Breezy, with a south wind around 22 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 26. Breezy, with a south southwest wind 20 to 22 mph, with gusts as high as 31 mph. New snow accumulation of less than one inch possible.
Sunday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 24. Breezy, with a south southwest wind 17 to 21 mph, with gusts as high as 26 mph.
Monday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 24. Breezy, with a south southwest wind around 17 mph, with gusts as high as 26 mph.
Monday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 18. Breezy.
Tuesday
A 20 percent chance of snow showers. Mostly cloudy, with a high near 21. Breezy.
Tuesday Night
A 20 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 19. Breezy.
Wednesday
Snow showers likely. Mostly cloudy, with a high near 20. Breezy.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 7. Breezy.
Thursday
A chance of snow showers. Partly sunny, with a high near 14.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles W Gardiner MT
 45.08°N 111.07°W (Elev. 9426 ft)
Last Update:
12:02 pm MST Jan 2, 2026
Forecast Valid:
1pm MST Jan 2, 2026-6pm MST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation