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

Mammoth Yosemite Airport (KMMH)

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

Clear

18°F

-8°C

Humidity	67%
Wind Speed	N 0 MPH
Barometer	30.14 in (1020.66 mb)
Dewpoint	8°F (-13°C)
Visibility	10.00 mi
Last update	13 Feb 11:15 PM PST

More Information:

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

Extended Forecast for

5 Miles ENE 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

Tonight
Low: 18 °F
Partly Cloudy
Saturday
High: 43 °F
Mostly Sunny
Saturday Night
Low: 18 °F
Partly Cloudy
Sunday
High: 41 °F
Mostly Sunny
Sunday Night
Low: 18 °F
Chance Snow
then Snow
Likely
Washington's Birthday
High: 32 °F
Heavy Snow
Monday Night
Low: 17 °F
Heavy Snow
Tuesday
High: 26 °F
Heavy Snow
and Breezy
Tuesday Night
Low: 11 °F
Heavy Snow

Detailed Forecast

Tonight

Partly cloudy, with a low around 18. Calm wind becoming west around 5 mph.

Saturday

Mostly sunny, with a high near 43. West wind 5 to 10 mph becoming southeast in the afternoon.

Saturday Night

Partly cloudy, with a low around 18. Southwest wind 5 to 10 mph.

Sunday

Mostly sunny, with a high near 41. South wind 5 to 10 mph.

Sunday Night

Snow likely, mainly after 4am. Increasing clouds, with a low around 18. Southwest wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

Washington's Birthday

Snow. The snow could be heavy at times. High near 32. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Monday Night

Snow. The snow could be heavy at times. Low around 17. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

Tuesday

Snow. The snow could be heavy at times. Cloudy, with a high near 26. Breezy.

Tuesday Night

Snow. The snow could be heavy at times. Cloudy, with a low around 11.

Wednesday

Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 25.

Wednesday Night

A chance of snow. Mostly cloudy, with a low around 2.

Thursday

A chance of snow. Mostly sunny, with a high near 30.