Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Hazardous Weather Conditions

Winter Storm Watch in effect from February 15, 10:00 PM PST until February 18, 10:00 PM PST

Current conditions at

Top of 22 (MTH02)

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

23°F

-5°C

Humidity	78%
Wind Speed	NE 8 MPH
Barometer	NA
Dewpoint	18°F (-8°C)
Visibility	NA
Wind Chill	14°F (-10°C)
Last update	14 Feb 12:05 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 February 15, 10:00pm until February 18, 10:00pm

Click here for hazard details and duration

Winter Storm Watch

Overnight
Low: 20 °F
Partly Cloudy
Saturday
High: 42 °F
Mostly Sunny
Saturday Night
Low: 20 °F
Partly Cloudy
Sunday
High: 39 °F
Mostly Sunny
Sunday Night
Low: 20 °F
Heavy Snow
Washington's Birthday
High: 30 °F
Heavy Snow
Monday Night
Low: 19 °F
Heavy Snow
and Breezy
Tuesday
High: 24 °F
Heavy Snow
and Breezy
Tuesday Night
Low: 14 °F
Heavy Snow

Detailed Forecast

Overnight

Partly cloudy, with a low around 20. Calm wind becoming southwest around 5 mph.

Saturday

Mostly sunny, with a high near 42. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.

Saturday Night

Partly cloudy, with a low around 20. Southwest wind around 10 mph, with gusts as high as 30 mph.

Sunday

Mostly sunny, with a high near 39. Southwest wind around 10 mph, with gusts as high as 25 mph.

Sunday Night

Snow likely, mainly after 4am. The snow could be heavy at times. Increasing clouds, with a low around 20. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of 3 to 5 inches possible.

Washington's Birthday

Snow. The snow could be heavy at times. High near 30. South wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

Monday Night

Snow. The snow could be heavy at times. Low around 19. Breezy. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

Tuesday

Snow. The snow could be heavy at times. Cloudy, with a high near 24. Breezy.

Tuesday Night

Snow. The snow could be heavy at times. Cloudy, with a low around 14.

Wednesday

Snow. The snow could be heavy at times. Mostly cloudy, with a high near 24.

Wednesday Night

A chance of snow. Mostly cloudy, with a low around 5.

Thursday

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