Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

1°F

-17°C

Humidity	77%
Wind Speed	N 0 MPH
Barometer	30.26 in (1024.72 mb)
Dewpoint	-4°F (-20°C)
Visibility	10.00 mi
Last update	28 Dec 12:55 AM PST

More Information:

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

Extended Forecast for

8 Miles ENE Mammoth Lakes CA

Overnight
Low: 11 °F
Mostly Clear
Sunday
High: 40 °F
Mostly Sunny
Sunday Night
Low: 13 °F
Mostly Clear
Monday
High: 43 °F
Sunny
Monday Night
Low: 17 °F
Clear
Tuesday
High: 49 °F
Sunny
Tuesday Night
Low: 24 °F
Mostly Clear
Wednesday
High: 51 °F
Mostly Sunny
then Slight
Chance Rain
Wednesday Night
Low: 27 °F
Chance Rain
then Chance
Rain/Snow

Detailed Forecast

Overnight

Mostly clear, with a low around 11. Calm wind.

Sunday

Mostly sunny, with a high near 40. Calm wind becoming northwest around 5 mph in the afternoon.

Sunday Night

Mostly clear, with a low around 13. West wind around 5 mph.

Monday

Sunny, with a high near 43. West wind around 5 mph becoming northeast in the afternoon.

Monday Night

Clear, with a low around 17. Southwest wind around 5 mph.

Tuesday

Sunny, with a high near 49. Calm wind.

Tuesday Night

Mostly clear, with a low around 24.

Wednesday

A slight chance of rain after 4pm. Snow level 7200 feet rising to 8200 feet in the afternoon. Mostly sunny, with a high near 51.

Wednesday Night

A chance of rain before 1am, then a chance of rain and snow. Snow level 8200 feet. Mostly cloudy, with a low around 27.

New Year's Day

A chance of rain and snow before 10am, then a chance of rain. Snow level 7800 feet rising to 8500 feet in the afternoon. Mostly cloudy, with a high near 48.

Thursday Night

Rain and snow likely. Snow level 8000 feet lowering to 7400 feet after midnight . Mostly cloudy, with a low around 26.

Friday

Rain and snow likely. Mostly cloudy, with a high near 47.

Friday Night

A chance of snow. Mostly cloudy, with a low around 22.

Saturday

A chance of snow. Partly sunny, with a high near 46.