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

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

31°F

-1°C

Humidity 42%
Wind Speed SSE 2 MPH
Barometer NA
Dewpoint 10°F (-12°C)
Visibility NA
Last update 19 Jan 02:15 PM MST
Extended Forecast for

5 Miles WNW Mount Holmes WY

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 21. South southwest wind around 7 mph.

    High: 21 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 7. Wind chill values as low as -5. South southwest wind 8 to 10 mph.

    Low: 7 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Scattered snow showers, mainly between noon and 2pm.  Partly sunny, with a high near 19. Wind chill values as low as -5. Southwest wind 6 to 9 mph.  Chance of precipitation is 30%.

    High: 19 °F

    Scattered
    Snow Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 4. Wind chill values as low as -5. Southwest wind around 6 mph.

    Low: 4 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 19. South southwest wind 5 to 7 mph.

    High: 19 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 4. South southwest wind around 6 mph.

    Low: 4 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 20. South southwest wind around 6 mph becoming northwest in the afternoon.

    High: 20 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 2.

    Low: 2 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 16.

    High: 16 °F

    Mostly Sunny

Detailed Forecast

M.L.King Day
Sunny, with a high near 21. South southwest wind around 7 mph.
Tonight
Partly cloudy, with a low around 7. Wind chill values as low as -5. South southwest wind 8 to 10 mph.
Tuesday
Scattered snow showers, mainly between noon and 2pm. Partly sunny, with a high near 19. Wind chill values as low as -5. Southwest wind 6 to 9 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 4. Wind chill values as low as -5. Southwest wind around 6 mph.
Wednesday
Mostly sunny, with a high near 19. South southwest wind 5 to 7 mph.
Wednesday Night
Mostly cloudy, with a low around 4. South southwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 20. South southwest wind around 6 mph becoming northwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 2.
Friday
Mostly sunny, with a high near 16.
Friday Night
Mostly clear, with a low around -1.
Saturday
Mostly sunny, with a high near 16.
Saturday Night
Partly cloudy, with a low around 5.
Sunday
A slight chance of snow showers. Mostly sunny, with a high near 18.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Mount Holmes WY
 44.83°N 110.94°W (Elev. 8369 ft)
3:01 pm MST Jan 19, 2026
3pm MST Jan 19, 2026-6pm MST Jan 25, 2026
 
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Additional Resources

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