Strong System To Move Through East; Very Unsettled Hawaii and Alaska

A strong cold front will sweep through the East on Monday with lake effect snow, high winds and strong to severe thunderstorms. Meanwhile, a powerful Kona low will produce multiple hazards across Hawaii, including heavy rain and potential catastrophic flooding. Finally, a winter storm is impacting Alaska as blizzard and winter storm warnings are in effect for much of western and southern Alaska. Read More >

Hazardous Weather Conditions

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Current conditions at

MAMMOTH (YLAW4)

Lat: 44.977222°NLon: 110.695278°WElev: 6300ft.

20°F

-7°C

Humidity	64%
Wind Speed	S 1 MPH
Barometer	NA
Dewpoint	10°F (-12°C)
Visibility	NA
Last update	05 Dec 05:15 PM MST

More Information:

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

Extended Forecast for

5 Miles SSW Mammoth Hot Springs WY

Tonight

Increasing
Clouds
Low: 12 °F
Monday

Chance Snow
and Breezy
High: 23 °F
Monday
Night

Chance Snow
and Breezy
Low: 20 °F
Tuesday

Breezy.
Chance Snow
Showers then
Mostly Cloudy
High: 29 °F
Tuesday
Night

Slight Chance
Snow Showers
and Breezy
Low: 22 °F
Wednesday

Chance Snow
Showers and
Breezy
High: 29 °F
Wednesday
Night

Breezy. Snow
Showers
Likely then
Chance Snow
Showers
Low: 13 °F
Thursday

Chance Snow
Showers and
Breezy
High: 22 °F
Thursday
Night

Chance Snow
Showers and
Breezy
Low: 6 °F

Detailed Forecast

Tonight

Increasing clouds, with a low around 12. Wind chill values as low as zero. North northeast wind 8 to 13 mph becoming south southwest in the evening. Winds could gust as high as 22 mph.

Monday

A 50 percent chance of snow, mainly after 7am. Cloudy, with a high near 23. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 37 mph. New snow accumulation of less than one inch possible.

Monday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 20. Breezy, with a south wind 10 to 17 mph, with gusts as high as 29 mph. New snow accumulation of around an inch possible.

Tuesday

A 30 percent chance of snow showers before 11am. Mostly cloudy, with a high near 29. Breezy, with a southwest wind 15 to 17 mph, with gusts as high as 28 mph.

Tuesday Night

A 20 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 22. Breezy, with a south southwest wind 15 to 21 mph, with gusts as high as 32 mph.

Wednesday

A 50 percent chance of snow showers. Mostly cloudy, with a high near 29. Breezy, with a southwest wind 20 to 23 mph, with gusts as high as 37 mph.

Wednesday Night

Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 13. Breezy, with a west southwest wind 17 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 60%.

Thursday

A 40 percent chance of snow showers. Mostly cloudy, with a high near 22. Breezy.

Thursday Night

A 50 percent chance of snow showers. Mostly cloudy, with a low around 6. Breezy.

Friday

A 30 percent chance of snow showers, mainly before 11am. Mostly cloudy, with a high near 16. Breezy.

Friday Night

Partly cloudy, with a low around 1.

Saturday

Partly sunny, with a high near 17. Breezy.

Saturday Night

A slight chance of snow showers. Mostly cloudy, with a low around 11. Breezy.