Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

24°F

-4°C

Humidity 75%
Wind Speed NNW 2 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Last update 20 Jan 11:15 AM MST
Extended Forecast for

Gardiner MT

  • This Afternoon

    This Afternoon: A 20 percent chance of snow showers before 1pm.  Mostly cloudy, then gradually becoming sunny, with a steady temperature around 28. West northwest wind 7 to 9 mph.

    High: 28 °F

    Slight Chance
    Snow Showers

  • Tonight

    Tonight: Mostly clear, with a low around 14. Southeast wind 3 to 7 mph.

    Low: 14 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 36. Light and variable wind.

    High: 36 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 14. South wind 3 to 5 mph.

    Low: 14 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 34. Light and variable wind.

    High: 34 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 12. Light and variable wind.

    Low: 12 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 31. Light and variable wind.

    High: 31 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 6.

    Low: 6 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 33.

    High: 33 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of snow showers before 1pm. Mostly cloudy, then gradually becoming sunny, with a steady temperature around 28. West northwest wind 7 to 9 mph.
Tonight
Mostly clear, with a low around 14. Southeast wind 3 to 7 mph.
Wednesday
Sunny, with a high near 36. Light and variable wind.
Wednesday Night
Partly cloudy, with a low around 14. South wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 34. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 12. Light and variable wind.
Friday
Mostly sunny, with a high near 31. Light and variable wind.
Friday Night
Mostly clear, with a low around 6.
Saturday
Sunny, with a high near 33.
Saturday Night
Partly cloudy, with a low around 13.
Sunday
Mostly sunny, with a high near 36.
Sunday Night
Partly cloudy, with a low around 18.
Monday
Partly sunny, with a high near 39.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Gardiner MT
 45.03°N 110.7°W (Elev. 5400 ft)
11:02 am MST Jan 20, 2026
12pm MST Jan 20, 2026-6pm MST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database