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

27°F

-3°C

Humidity	58%
Wind Speed	NW 5 MPH
Barometer	30.13 in (1020.32 mb)
Dewpoint	14°F (-10°C)
Visibility	10.00 mi
Wind Chill	21°F (-6°C)
Last update	13 Feb 06:55 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 Watch February 15, 10:00pm until February 18, 10:00pm

Click here for hazard details and duration

Winter Storm Watch

Tonight
Low: 24 °F
Partly Cloudy
Saturday
High: 39 °F
Mostly Sunny
Saturday Night
Low: 23 °F
Partly Cloudy
Sunday
High: 35 °F
Mostly Sunny
Sunday Night
Low: 22 °F
Chance Snow
then Heavy
Snow
Washington's Birthday
High: 28 °F
Heavy Snow
Monday Night
Low: 20 °F
Heavy Snow
and Breezy
Tuesday
High: 21 °F
Heavy Snow
and Breezy
Tuesday Night
Low: 15 °F
Heavy Snow
and Breezy

Detailed Forecast

Tonight

Partly cloudy, with a low around 24. Southwest wind around 5 mph.

Saturday

Mostly sunny, with a high near 39. South wind 5 to 10 mph, with gusts as high as 25 mph.

Saturday Night

Partly cloudy, with a low around 23. Southwest wind around 10 mph, with gusts as high as 25 mph.

Sunday

Mostly sunny, with a high near 35. South wind 5 to 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 22. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

Washington's Birthday

Snow. The snow could be heavy at times. High near 28. South wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

Monday Night

Snow. The snow could be heavy at times. Low around 20. Breezy. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

Tuesday

Snow. The snow could be heavy at times. Cloudy, with a high near 21. Breezy.

Tuesday Night

Snow. The snow could be heavy at times. Cloudy, with a low around 15. Breezy.

Wednesday

Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 20.

Wednesday Night

A chance of snow. Mostly cloudy, with a low around 7.

Thursday

A chance of snow. Mostly sunny, with a high near 24.