Pacific Storm Moves Inland; Clipper System for the Northeast; Strong Storm Impacting Alaska

A Pacific system will bring low elevation rain and isolated thunderstorms to California tonight. Heavy snow is expected for the Sierra Nevada through late tomorrow. In the Northeast, snow may cause hazardous travel this evening into tomorrow. In Alaska, a powerful storm will bring dangerous seas, blizzard conditions, strong winds and bitterly cold across the state through mid-week. 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.

20°F

-7°C

Humidity	68%
Wind Speed	S 6 MPH
Barometer	NA
Dewpoint	11°F (-12°C)
Visibility	NA
Wind Chill	12°F (-11°C)
Last update	11 Feb 02:15 AM MST

More Information:

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

Extended Forecast for

Mammoth Hot Springs WY

Overnight
Low: 15 °F
Mostly Cloudy
Wednesday
High: 40 °F
Chance Snow
Showers then
Rain/Snow
Likely
Wednesday Night
Low: 27 °F
Chance
Rain/Snow
then Mostly
Cloudy
Thursday
High: 43 °F
Mostly Sunny
Thursday Night
Low: 27 °F
Mostly Cloudy
Friday
High: 41 °F
Partly Sunny
Friday Night
Low: 28 °F
Mostly Cloudy
Saturday
High: 40 °F
Mostly Cloudy
Saturday Night
Low: 31 °F
Cloudy

Detailed Forecast

Overnight

Mostly cloudy, with a steady temperature around 15. South southeast wind around 6 mph.

Wednesday

Snow showers likely before 2pm, then rain and snow showers likely. Mostly cloudy, with a high near 40. South southeast wind around 6 mph becoming calm in the morning. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Wednesday Night

A chance of rain and snow showers before 8pm, then a slight chance of snow showers between 8pm and 11pm. Mostly cloudy, with a low around 27. Light south southeast wind. Chance of precipitation is 30%. Little or no snow accumulation expected.

Thursday

Mostly sunny, with a high near 43. Southwest wind 3 to 6 mph.

Thursday Night

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

Friday

Partly sunny, with a high near 41. South southwest wind 5 to 7 mph.

Friday Night

Mostly cloudy, with a low around 28. South wind around 7 mph.

Saturday

Mostly cloudy, with a high near 40.

Saturday Night

Cloudy, with a low around 31.

Sunday

A slight chance of snow showers before 11am, then a slight chance of rain and snow showers. Mostly cloudy, with a high near 44. Chance of precipitation is 20%.

Sunday Night

A chance of rain and snow showers. Mostly cloudy, with a low around 31.

Washington's Birthday

A chance of snow showers. Partly sunny, with a high near 43.

Monday Night

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

Tuesday

A chance of snow showers. Mostly cloudy, with a high near 38.