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

Lake Effect Snow in the Lower Great Lakes; Unsettled Pattern in the Pacific Northwest

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. Lake Effect Snow Warnings have been issued. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest this afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

26°F

-3°C

Humidity 77%
Wind Speed SSE 3 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility NA
Last update 12 Feb 09:15 AM MST
Extended Forecast for

5 Miles ESE Mount Holmes WY

  • Today

    Today: Patchy fog before 3pm. Otherwise, mostly sunny, with a high near 33. Southwest wind around 9 mph.

    High: 33 °F

    Patchy Fog

  • Tonight

    Tonight: Mostly cloudy, with a low around 19. South wind around 6 mph.

    Low: 19 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 31. Southwest wind 6 to 9 mph.

    High: 31 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18. South southwest wind around 7 mph.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 31. Southwest wind 8 to 11 mph, with gusts as high as 25 mph.

    High: 31 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of snow showers. Mostly cloudy, with a low around 21. South wind around 9 mph, with gusts as high as 21 mph.

    Low: 21 °F

    Slight Chance
    Snow Showers

  • Sunday

    Sunday: A 40 percent chance of snow showers, mainly after 11am. Mostly cloudy, with a high near 34. Southwest wind 9 to 13 mph, with gusts as high as 26 mph.

    High: 34 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Chance Snow
    Showers

  • Washington's Birthday

    Washington's Birthday: Snow showers likely, mainly after 11am. Partly sunny, with a high near 34. Chance of precipitation is 60%.

    High: 34 °F

    Snow Showers
    Likely

Detailed Forecast

Today
Patchy fog before 3pm. Otherwise, mostly sunny, with a high near 33. Southwest wind around 9 mph.
Tonight
Mostly cloudy, with a low around 19. South wind around 6 mph.
Friday
Partly sunny, with a high near 31. Southwest wind 6 to 9 mph.
Friday Night
Mostly cloudy, with a low around 18. South southwest wind around 7 mph.
Saturday
Mostly cloudy, with a high near 31. Southwest wind 8 to 11 mph, with gusts as high as 25 mph.
Saturday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 21. South wind around 9 mph, with gusts as high as 21 mph.
Sunday
A 40 percent chance of snow showers, mainly after 11am. Mostly cloudy, with a high near 34. Southwest wind 9 to 13 mph, with gusts as high as 26 mph.
Sunday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 20.
Washington's Birthday
Snow showers likely, mainly after 11am. Partly sunny, with a high near 34. Chance of precipitation is 60%.
Monday Night
Snow showers likely, mainly after 11pm. Mostly cloudy, with a low around 22. Chance of precipitation is 70%.
Tuesday
Snow showers. Mostly cloudy, with a high near 30. Breezy.
Tuesday Night
Snow showers likely. Mostly cloudy, with a low around 15. Breezy.
Wednesday
Snow showers likely. Mostly cloudy, with a high near 25.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Mount Holmes WY
 44.81°N 110.75°W (Elev. 7641 ft)
Last Update:
9:16 am MST Feb 12, 2026
Forecast Valid:
10am MST Feb 12, 2026-6pm MST Feb 18, 2026
 
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Additional Resources

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Chance of Precipitation