Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. 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 Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

24°F

-4°C

Humidity	86%
Wind Speed	SW 3 MPH
Barometer	NA
Dewpoint	20°F (-7°C)
Visibility	NA
Last update	12 Feb 02:15 AM MST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Mammoth WY

Overnight
Low: 27 °F
Partly Cloudy
Thursday
High: 44 °F
Sunny
Thursday Night
Low: 27 °F
Partly Cloudy
Friday
High: 41 °F
Mostly Sunny
Friday Night
Low: 27 °F
Mostly Cloudy
Saturday
High: 41 °F
Mostly Cloudy
Saturday Night
Low: 31 °F
Mostly Cloudy
Sunday
High: 44 °F
Chance
Rain/Snow
Sunday Night
Low: 30 °F
Chance
Rain/Snow
then Slight
Chance Snow
Showers

Detailed Forecast

Overnight

Partly cloudy, with a low around 27. Light south southeast wind.

Thursday

Sunny, with a high near 44. South southeast wind 3 to 6 mph.

Thursday Night

Partly cloudy, with a low around 27. South southeast wind around 6 mph.

Friday

Mostly sunny, with a high near 41. South southwest wind around 7 mph.

Friday Night

Mostly cloudy, with a low around 27. South wind around 7 mph.

Saturday

Mostly cloudy, with a high near 41. South southwest wind 8 to 10 mph, with gusts as high as 25 mph.

Saturday Night

Mostly cloudy, with a low around 31. South wind around 9 mph, with gusts as high as 22 mph.

Sunday

A slight chance of snow showers before 11am, then a chance of rain and snow showers. Partly sunny, with a high near 44. Chance of precipitation is 30%.

Sunday Night

A chance of rain and snow showers before 11pm, then a slight chance of snow showers. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.

Washington's Birthday

A slight chance of snow showers before 11am, then a chance of rain and snow showers. Partly sunny, with a high near 44. Chance of precipitation is 30%.

Monday Night

Rain and snow showers likely. Mostly cloudy, with a low around 33.

Tuesday

Snow showers likely. Mostly cloudy, with a high near 40. Breezy.

Tuesday Night

A chance of snow showers. Mostly cloudy, with a low around 24.

Wednesday

A chance of snow showers. Mostly cloudy, with a high near 35.