Cold Temperatures for the Eastern U.S.; Lake Effect Snow in the Great Lakes; Heavy Rain in the Pacific Northwest

Cold temperatures will continue across much of the eastern U.S. into today. Heavy lake effect snow continues into today east of Lakes Erie and Ontario. Two Pacific cold fronts will cross the Pacific Northwest early this week followed by another atmospheric river. Heavy rain and gusty winds are expected through midweek, with the potential for renewed urban and river flooding. Read More >

Current conditions at

Yellowstone Lake (KP60)

Lat: 44.54444°NLon: 110.42111°WElev: 7835.0ft.

NA

39°F

4°C

Humidity 40%
Wind Speed N 0 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 17°F (-8°C)
Visibility NA
Last update 15 Dec 02:56 PM MST
Extended Forecast for

West Thumb WY

Winter Storm Watch December 17, 01:00am until December 17, 11:00pm
Click here for hazard details and duration
Winter Storm Watch
  • This Afternoon

    This Afternoon: Partly sunny, with a high near 40. Southwest wind around 8 mph, with gusts as high as 20 mph.

    High: 40 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 22. Breezy, with a southwest wind 9 to 15 mph, with gusts as high as 23 mph.

    Low: 22 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: Scattered snow showers, mainly after 2pm.  Mostly cloudy, with a high near 35. Breezy, with a southwest wind 14 to 18 mph, with gusts as high as 30 mph.  Chance of precipitation is 30%.

    High: 35 °F

    Scattered
    Snow Showers
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow showers, mainly after 1am.  Patchy blowing snow after 2am. Low around 28. Breezy, with a southwest wind 18 to 21 mph, with gusts as high as 33 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 28 °F

    Snow Showers
    and Patchy
    Blowing Snow

  • Wednesday

    Wednesday: Snow showers.  Patchy blowing snow before 4pm. High near 35. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 36 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 35 °F

    Snow Showers
    and Patchy
    Blowing Snow

  • Wednesday Night

    Wednesday Night: Isolated snow showers before 11pm.  Partly cloudy, with a low around 9. Breezy, with a west wind 6 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 20%.

    Low: 9 °F

    Isolated Snow
    Showers and
    Breezy then
    Mostly Cloudy

  • Thursday

    Thursday: Snow showers, mainly after 11am.  High near 30. Southwest wind 6 to 11 mph, with gusts as high as 28 mph.  Chance of precipitation is 90%.

    High: 30 °F

    Snow Showers

  • Thursday Night

    Thursday Night: Snow showers.  Low around 21. Breezy.  Chance of precipitation is 90%.

    Low: 21 °F

    Snow Showers
    and Breezy

  • Friday

    Friday: Snow showers.  High near 34. Breezy.  Chance of precipitation is 90%.

    High: 34 °F

    Snow Showers
    and Breezy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 40. Southwest wind around 8 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 22. Breezy, with a southwest wind 9 to 15 mph, with gusts as high as 23 mph.
Tuesday
Scattered snow showers, mainly after 2pm. Mostly cloudy, with a high near 35. Breezy, with a southwest wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Tuesday Night
Snow showers, mainly after 1am. Patchy blowing snow after 2am. Low around 28. Breezy, with a southwest wind 18 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Snow showers. Patchy blowing snow before 4pm. High near 35. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Wednesday Night
Isolated snow showers before 11pm. Partly cloudy, with a low around 9. Breezy, with a west wind 6 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Thursday
Snow showers, mainly after 11am. High near 30. Southwest wind 6 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.
Thursday Night
Snow showers. Low around 21. Breezy. Chance of precipitation is 90%.
Friday
Snow showers. High near 34. Breezy. Chance of precipitation is 90%.
Friday Night
Snow showers. Low around 18. Chance of precipitation is 80%.
Saturday
Snow showers likely. Partly sunny, with a high near 30.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 15.
Sunday
Snow showers likely. Mostly cloudy, with a high near 31.
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ABOUT THIS FORECAST

 
Point Forecast:
West Thumb WY
 44.41°N 110.57°W (Elev. 7776 ft)
2:32 pm MST Dec 15, 2025
4pm MST Dec 15, 2025-6pm MST Dec 21, 2025
 
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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