Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Northeast; Heavy Rain Returns to California

An Alberta clipper will bring lake effect snow downwind of the Great Lakes, with the highest snow totals downwind of Lakes Erie and Ontario. Snow squalls may impact New Year's Eve travel during the evening and overnight hours across parts of the Great Lakes, Ohio Valley, and Northeast. Heavy rain will bring a flash flooding threat for southern California on New Year's Eve into New Year's Day. Read More >

Hazardous Weather Conditions

Winter Storm Watch in effect from January 2, 04:00 PM PST until January 4, 10:00 AM PST

Current conditions at

DW5868 Mammoth Lakes (D5868)

Lat: 37.625°NLon: 118.98°WElev: 7973.0ft.

32°F

0°C

Humidity	55%
Wind Speed	W 0 MPH
Barometer	30.25 in (1024.38 mb)
Dewpoint	17°F (-8°C)
Visibility	NA
Last update	31 Dec 02:45 AM PST

More Information:

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

Extended Forecast for

2 Miles SSW Mammoth Lakes CA

Winter Storm Watch January 2, 04:00pm until January 4, 10:00am

Click here for hazard details and duration

Winter Storm Watch

Today
High: 35 °F
Chance Snow
then
Rain/Snow
Tonight
Low: 32 °F
Rain/Snow
New Year's Day
High: 34 °F
Snow
Thursday Night
Low: 25 °F
Chance Snow
Friday
High: 35 °F
Chance Snow
Friday Night
Low: 25 °F
Snow Likely
and Breezy
Saturday
High: 29 °F
Heavy Snow
and Breezy
Saturday Night
Low: 24 °F
Heavy Snow
Sunday
High: 27 °F
Heavy Snow

Detailed Forecast

Today

A chance of snow before 1pm, then rain, possibly mixed with snow. High near 35. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.

Tonight

Rain and snow. Snow level 9300 feet. Low around 32. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

New Year's Day

Snow, mainly before 4pm. High near 34. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Thursday Night

A 40 percent chance of snow, mainly before 10pm. Partly cloudy, with a low around 25. Southwest wind around 15 mph, with gusts as high as 30 mph. Little or no snow accumulation expected.

Friday

A 30 percent chance of snow after 10am. Mostly sunny, with a high near 35. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Little or no snow accumulation expected.

Friday Night

Snow likely, mainly after 10pm. Mostly cloudy, with a low around 25. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Saturday

Snow. The snow could be heavy at times. High near 29. Breezy. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

Saturday Night

Snow. The snow could be heavy at times. Mostly cloudy, with a low around 24.

Sunday

Snow, mainly before 4pm, then snow showers likely after 4pm. The snow could be heavy at times. Some thunder is also possible. Mostly cloudy, with a high near 27.

Sunday Night

Snow showers likely before 10pm, then a chance of snow after 10pm. The snow could be heavy at times. Some thunder is also possible. Mostly cloudy, with a low around 21.

Monday

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

Monday Night

A chance of snow. Mostly cloudy, with a low around 20.

Tuesday

A chance of snow. Partly sunny, with a high near 29.