A Wintry Mix in the Northeast; Rain and High Elevation Snow Returns to California

A clipper system tracking across the U.S./Canadian border will bring snowfall and mixed precipitation across the Northeast. A modest atmospheric river associated with a Pacific system will bring lower elevation/coastal rain, high elevation snow/wintry mix, and gusty winds in California into the Intermountain West. 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.

21°F

-6°C

Humidity	90%
Wind Speed	W 2 MPH
Barometer	NA
Dewpoint	18°F (-8°C)
Visibility	NA
Last update	10 Feb 12:15 AM MST

More Information:

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

Extended Forecast for

Mammoth WY

Overnight
Low: 18 °F
Mostly Clear
Tuesday
High: 38 °F
Partly Sunny
Tuesday Night
Low: 23 °F
Mostly Cloudy
Wednesday
High: 41 °F
Rain/Snow
Likely
Wednesday Night
Low: 29 °F
Slight Chance
Rain/Snow
then Mostly
Cloudy
Thursday
High: 43 °F
Mostly Sunny
Thursday Night
Low: 25 °F
Mostly Cloudy
Friday
High: 41 °F
Mostly Sunny
Friday Night
Low: 26 °F
Mostly Cloudy

Detailed Forecast

Overnight

Mostly clear, with a low around 18. South wind around 5 mph.

Tuesday

Partly sunny, with a high near 38. Southeast wind 3 to 6 mph.

Tuesday Night

Mostly cloudy, with a low around 23. East southeast wind 3 to 6 mph.

Wednesday

A chance of snow showers before 11am, then rain and snow showers likely. Mostly cloudy, with a high near 41. Southeast wind around 6 mph becoming light and variable in the morning. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Wednesday Night

A slight chance of rain and snow showers before 11pm. Snow level 6300 feet lowering to 5700 feet after midnight . Mostly cloudy, with a low around 29. Light southwest wind. Chance of precipitation is 20%.

Thursday

Mostly sunny, with a high near 43. Southwest wind around 6 mph.

Thursday Night

Mostly cloudy, with a low around 25. South wind around 6 mph.

Friday

Mostly sunny, with a high near 41.

Friday Night

Mostly cloudy, with a low around 26.

Saturday

A 20 percent chance of snow showers after 11am. Mostly cloudy, with a high near 39.

Saturday Night

A chance of snow showers. Mostly cloudy, with a low around 29.