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 Warning 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

32°F

0°C

Humidity	54%
Wind Speed	N 0 MPH
Barometer	30.01 in (1016.26 mb)
Dewpoint	17°F (-8°C)
Visibility	10.00 mi
Last update	14 Feb 05:35 PM PST

More Information:

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

Extended Forecast for

9 Miles SE Mammoth Lakes CA

Winter Storm Warning February 15, 10:00pm until February 18, 10:00pm

Click here for hazard details and duration

Winter Storm Warning

Tonight
Low: 14 °F
Partly Cloudy
and Windy
Sunday
High: 27 °F
Sunny and
Breezy
Sunday Night
Low: 13 °F
Snow Likely
and Breezy
Washington's Birthday
High: 22 °F
Heavy Snow
and Windy
Monday Night
Low: 8 °F
Heavy Snow
and Very
Windy
Tuesday
High: 13 °F
Heavy Snow
and Very
Windy
Tuesday Night
Low: 4 °F
Heavy Snow
and Very
Windy
Wednesday
High: 10 °F
Heavy Snow
and Windy
Wednesday Night
Low: 0 °F
Snow Likely
and Breezy

Detailed Forecast

Tonight

Partly cloudy, with a low around 14. Windy, with a south wind 20 to 30 mph, with gusts as high as 45 mph.

Sunday

Sunny, with a high near 27. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph.

Sunday Night

Snow likely, mainly after 4am. Increasing clouds, with a low around 13. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 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 22. Windy, with a south wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 11 to 17 inches possible.

Monday Night

Snow. The snow could be heavy at times. Low around 8. Very windy, with a southwest wind 40 to 45 mph, with gusts as high as 65 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.

Tuesday

Snow. The snow could be heavy at times. High near 13. Very windy, with a southwest wind 40 to 45 mph, with gusts as high as 65 mph. Chance of precipitation is 100%. New snow accumulation of 11 to 17 inches possible.

Tuesday Night

Snow. The snow could be heavy at times. Low around 4. Very windy. Chance of precipitation is 100%. New snow accumulation of 15 to 21 inches possible.

Wednesday

Snow. The snow could be heavy at times. Mostly cloudy, with a high near 10. Windy.

Wednesday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 0. Breezy.

Thursday

A chance of snow. Partly sunny, with a high near 15. Breezy.

Thursday Night

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

Friday

A chance of snow. Mostly sunny, with a high near 20. Breezy.