Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

Hazardous Weather Conditions

Current conditions at

DW5868 Mammoth Lakes (D5868)

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

32°F

0°C

Humidity	77%
Wind Speed	NE 0 MPH
Barometer	30.06 in (1017.95 mb)
Dewpoint	26°F (-3°C)
Visibility	NA
Last update	31 Dec 05:15 PM PST

More Information:

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

Extended Forecast for

Mammoth Lakes CA

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

Winter Weather Advisory until January 1, 12:00pm

Click here for hazard details and duration

Winter Storm Watch

Winter Weather Advisory

Winter Weather Advisory until January 1, 12:00pm
NOW until 12:00pm Thu
Winter Weather Advisory
This Afternoon
High: 45 °F
Rain/Snow
Tonight
Low: 27 °F
Rain/Snow
New Year's Day
High: 41 °F
Rain/Snow
Thursday Night
Low: 18 °F
Chance Snow
then Partly
Cloudy
Friday
High: 46 °F
Mostly Sunny
Friday Night
Low: 23 °F
Chance Snow
then Snow
Likely
Saturday
High: 42 °F
Snow then
Rain/Snow
Saturday Night
Low: 22 °F
Rain/Snow
then Snow

Detailed Forecast

This Afternoon

Rain and snow. Snow level 9200 feet. High near 45. Calm wind. Chance of precipitation is 80%. Little or no snow accumulation expected.

Tonight

Rain and snow. Snow level 8800 feet. Low around 27. Calm wind becoming northeast around 5 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

New Year's Day

Rain and snow. Snow level 8500 feet lowering to 7600 feet in the afternoon . High near 41. North wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

Thursday Night

A 30 percent chance of snow before 10pm. Partly cloudy, with a low around 18. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Little or no snow accumulation expected.

Friday

Mostly sunny, with a high near 46. South wind 5 to 10 mph.

Friday Night

Snow likely, mainly after 4am. Mostly cloudy, with a low around 23. 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.

Saturday

Snow before 1pm, then rain and snow. High near 42. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

Saturday Night

Rain and snow, becoming all snow after 7pm. Cloudy, with a low around 22.

Sunday

Snow. The snow could be heavy at times. Cloudy, with a high near 38.

Sunday Night

Snow before 10pm, then snow showers after 10pm. The snow could be heavy at times. Some thunder is also possible. Mostly cloudy, with a low around 19.

Monday

Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 37.

Monday Night

Snow likely. Mostly cloudy, with a low around 16.