Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Yellowstone Lake (KP60)

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

NA

0°F

-18°C

Humidity 91%
Wind Speed N 0 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint -2°F (-19°C)
Visibility NA
Last update 19 Jan 11:56 PM MST
Extended Forecast for

Lake WY

  • Overnight

    Overnight: Mostly cloudy, with a low around 1. Wind chill values as low as -10. Calm wind becoming south 5 to 7 mph.

    Low: 1 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 21. Wind chill values as low as -10. Light and variable wind becoming west northwest 5 to 10 mph in the morning.

    High: 21 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around -1. Wind chill values as low as -10. West wind around 6 mph becoming calm  after midnight.

    Low: -1 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 24. Wind chill values as low as zero. Calm wind.

    High: 24 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -2. Calm wind.

    Low: -2 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 24. Calm wind.

    High: 24 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -2. Calm wind.

    Low: -2 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 21.

    High: 21 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -10.

    Low: -10 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 1. Wind chill values as low as -10. Calm wind becoming south 5 to 7 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 21. Wind chill values as low as -10. Light and variable wind becoming west northwest 5 to 10 mph in the morning.
Tuesday Night
Partly cloudy, with a low around -1. Wind chill values as low as -10. West wind around 6 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 24. Wind chill values as low as zero. Calm wind.
Wednesday Night
Partly cloudy, with a low around -2. Calm wind.
Thursday
Mostly sunny, with a high near 24. Calm wind.
Thursday Night
Partly cloudy, with a low around -2. Calm wind.
Friday
Mostly sunny, with a high near 21.
Friday Night
Mostly clear, with a low around -10.
Saturday
Sunny, with a high near 20.
Saturday Night
Partly cloudy, with a low around -2.
Sunday
Mostly sunny, with a high near 24.
Sunday Night
A slight chance of snow showers. Partly cloudy, with a low around 4.
Monday
A slight chance of snow showers. Partly sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
Lake WY
 44.55°N 110.41°W (Elev. 7910 ft)
11:47 pm MST Jan 19, 2026
12am MST Jan 20, 2026-6pm MST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database