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

Top of 22 (MTH02)

Lat: 37.63707°NLon: 119.0174°WElev: 10100.0ft.

33°F

1°C

Humidity	96%
Wind Speed	S 14 MPH
Barometer	NA
Dewpoint	33°F (1°C)
Visibility	NA
Wind Chill	23°F (-5°C)
Last update	01 Jan 01:25 AM 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
Overnight
Low: 31 °F
Rain/Snow
New Year's Day
High: 37 °F
Rain/Snow
then Heavy
Snow
Thursday Night
Low: 23 °F
Chance Snow
then Partly
Cloudy
Friday
High: 41 °F
Mostly Sunny
Friday Night
Low: 27 °F
Chance Snow
then Snow
Likely
Saturday
High: 36 °F
Heavy Snow
Saturday Night
Low: 26 °F
Heavy Snow
Sunday
High: 33 °F
Heavy Snow

Detailed Forecast

Overnight

Rain and snow. Snow level 8900 feet. Low around 31. Southwest wind around 5 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than one inch possible.

New Year's Day

Rain and snow likely before 7am, then snow. The snow could be heavy at times. High near 37. Southwest wind 5 to 10 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

Thursday Night

A 30 percent chance of snow, mainly before 7pm. Partly cloudy, with a low around 23. Southwest wind around 10 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.

Friday

Mostly sunny, with a high near 41. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

Friday Night

Snow likely, mainly after 4am. Mostly cloudy, with a low around 27. Southwest wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Saturday

Snow. The snow could be heavy at times. High near 36. Southwest wind 10 to 15 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

Saturday Night

Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 26. Chance of precipitation is 80%. New snow accumulation of 4 to 6 inches possible.

Sunday

Snow showers likely before 10am, then snow after 10am. The snow could be heavy at times. Some thunder is also possible. Cloudy, with a high near 33.

Sunday Night

Snow. The snow could be heavy at times. Cloudy, with a low around 25.

Monday

Snow. The snow could be heavy at times. Mostly cloudy, with a high near 31.

Monday Night

Snow likely. Mostly cloudy, with a low around 18.

Tuesday

A chance of snow. Partly sunny, with a high near 32.

Tuesday Night

A slight chance of snow. Mostly cloudy, with a low around 17.