Powerful Pacific Storm to Continue Impacting Northern California; Heavy Snow in the Appalachians and Portions of the Northeast

A strong atmospheric river will continue to impact northern California with heavy rain and life-threatening flooding through Friday. Unsettled weather is expected across much of the Northeast and Great Lakes over the next few days, including the likelihood of heavy snow in the central Appalachians and higher elevations of northeastern Pennsylvania and southern New York. Read More >

Hazardous Weather Conditions

Winter Storm Warning in effect from November 22, 04:00 PM PST until November 23, 10:00 PM PST

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

39°F

4°C

Humidity	30%
Wind Speed	ESE 3 MPH
Barometer	30.21 in (1023.03 mb)
Dewpoint	10°F (-12°C)
Visibility	10.00 mi
Last update	21 Nov 05:55 PM PST

More Information:

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

Extended Forecast for

8 Miles ESE Mammoth Lakes CA

Winter Storm Warning November 22, 04:00pm until November 23, 10:00pm

Click here for hazard details and duration

Winter Storm Warning

Tonight
Low: 35 °F
Partly Cloudy
and Breezy
Friday
High: 51 °F
Sunny and
Windy
Friday Night
Low: 33 °F
Heavy Snow
and Very
Windy
Saturday
High: 38 °F
Heavy Snow
and Windy
Saturday Night
Low: 21 °F
Snow Likely
and Breezy
Sunday
High: 34 °F
Chance Snow
Sunday Night
Low: 24 °F
Chance Snow
Monday
High: 36 °F
Snow Likely
Monday Night
Low: 25 °F
Snow Likely

Detailed Forecast

Tonight

Partly cloudy, with a low around 35. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

Friday

Sunny, with a high near 51. Windy, with a southwest wind around 30 mph, with gusts as high as 50 mph.

Friday Night

Snow, mainly after 10pm. The snow could be heavy at times. Low around 33. Very windy, with a southwest wind 30 to 40 mph, with gusts as high as 60 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

Saturday

Snow. The snow could be heavy at times. High near 38. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

Saturday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 21. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Sunday

A 40 percent chance of snow. Partly sunny, with a high near 34. Southwest wind 5 to 10 mph. New snow accumulation of less than a half inch possible.

Sunday Night

A 40 percent chance of snow. Mostly cloudy, with a low around 24. New snow accumulation of 1 to 3 inches possible.

Monday

Snow likely, mainly after 10am. Mostly cloudy, with a high near 36.

Monday Night

Snow likely. Mostly cloudy, with a low around 25.

Tuesday

Snow. Mostly cloudy, with a high near 35.

Tuesday Night

Snow likely. Mostly cloudy, with a low around 20.