Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

Lat: 37.6241°NLon: 118.8423°WElev: 7112.0ft.

Clear

-2°F

-19°C

Humidity	84%
Wind Speed	N 0 MPH
Barometer	30.47 in (1031.83 mb)
Dewpoint	-6°F (-21°C)
Visibility	10.00 mi
Last update	29 Dec 06:35 AM PST

More Information:

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

Extended Forecast for

9 Miles SE Mammoth Lakes CA

Today
High: 29 °F
Sunny and
Breezy
Tonight
Low: 10 °F
Mostly Clear
and Breezy
Tuesday
High: 35 °F
Mostly Sunny
Tuesday Night
Low: 20 °F
Mostly Cloudy
then Slight
Chance Snow
Wednesday
High: 34 °F
Snow Likely
Wednesday Night
Low: 24 °F
Snow
New Year's Day
High: 30 °F
Snow and
Breezy
Thursday Night
Low: 19 °F
Snow Likely
and Breezy
Friday
High: 31 °F
Snow Likely
and Windy

Detailed Forecast

Today

Sunny, with a high near 29. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph.

Tonight

Mostly clear, with a low around 10. Breezy, with a southeast wind around 20 mph, with gusts as high as 30 mph.

Tuesday

Mostly sunny, with a high near 35. South wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph.

Tuesday Night

A 10 percent chance of snow after 4am. Mostly cloudy, with a low around 20. South wind around 10 mph.

Wednesday

Snow likely, mainly after 4pm. Mostly cloudy, with a high near 34. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Wednesday Night

Snow. Low around 24. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

New Year's Day

Snow. High near 30. Breezy. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

Thursday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 19. Breezy.

Friday

Snow likely, mainly after 10am. Partly sunny, with a high near 31. Windy.

Friday Night

Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 18. Very windy.

Saturday

Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 27. Windy.

Saturday Night

Snow likely. Mostly cloudy, with a low around 15. Windy.