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

32°F

0°C

Humidity	43%
Wind Speed	W 6 MPH
Barometer	30.11 in (1019.64 mb)
Dewpoint	12°F (-11°C)
Visibility	10.00 mi
Wind Chill	26°F (-3°C)
Last update	13 Feb 05:55 PM PST

More Information:

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

Extended Forecast for

10 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: 19 °F
Partly Cloudy
Saturday
High: 41 °F
Mostly Sunny
and Breezy
Saturday Night
Low: 18 °F
Partly Cloudy
and Windy
Sunday
High: 38 °F
Mostly Sunny
and Breezy
Sunday Night
Low: 17 °F
Breezy.
Chance Snow
then Heavy
Snow
Washington's Birthday
High: 30 °F
Heavy Snow
and Windy
Monday Night
Low: 16 °F
Heavy Snow
and Very
Windy
Tuesday
High: 24 °F
Heavy Snow
and Very
Windy
Tuesday Night
Low: 11 °F
Heavy Snow
and Very
Windy

Detailed Forecast

Tonight

Partly cloudy, with a low around 19. Southwest wind 5 to 10 mph.

Saturday

Mostly sunny, with a high near 41. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.

Saturday Night

Partly cloudy, with a low around 18. Windy, with a southwest wind around 30 mph, with gusts as high as 45 mph.

Sunday

Mostly sunny, with a high near 38. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph.

Sunday Night

Snow likely, mainly after 4am. The snow could be heavy at times. Increasing clouds, with a low around 17. 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 2 inches possible.

Washington's Birthday

Snow. The snow could be heavy at times. High near 30. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

Monday Night

Snow. The snow could be heavy at times. Low around 16. Very windy. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

Tuesday

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

Tuesday Night

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

Wednesday

Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 22. Breezy.

Wednesday Night

A chance of snow. Mostly cloudy, with a low around 3. Breezy.

Thursday

A slight chance of snow. Mostly sunny, with a high near 27. Breezy.