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.

Partly Cloudy

30°F

-1°C

Humidity	58%
Wind Speed	WNW 6 MPH
Barometer	29.99 in (1015.58 mb)
Dewpoint	17°F (-8°C)
Visibility	10.00 mi
Wind Chill	24°F (-4°C)
Last update	15 Feb 12:55 AM 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 Warning February 15, 10:00pm until February 18, 10:00pm

Click here for hazard details and duration

Winter Storm Warning

Overnight
Low: 15 °F
Partly Cloudy
Sunday
High: 40 °F
Sunny
Sunday Night
Low: 14 °F
Chance Snow
then Snow
Likely
Washington's Birthday
High: 34 °F
Heavy Snow
Monday Night
Low: 10 °F
Snow
Tuesday
High: 25 °F
Heavy Snow
and Breezy
Tuesday Night
Low: 6 °F
Heavy Snow
Wednesday
High: 23 °F
Snow Likely
Wednesday Night
Low: 1 °F
Chance Snow

Detailed Forecast

Overnight

Partly cloudy, with a low around 15. South wind around 5 mph.

Sunday

Sunny, with a high near 40. Southeast wind 5 to 10 mph.

Sunday Night

Snow likely, mainly after 4am. Increasing clouds, with a low around 14. Southwest wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Washington's Birthday

Snow. The snow could be heavy at times. High near 34. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Monday Night

Snow. Low around 10. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Tuesday

Snow. The snow could be heavy at times. High near 25. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Tuesday Night

Snow. The snow could be heavy at times. Low around 6. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

Wednesday

Snow likely. Mostly cloudy, with a high near 23.

Wednesday Night

A chance of snow. Mostly cloudy, with a low around 1.

Thursday

A chance of snow. Partly sunny, with a high near 25.

Thursday Night

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

Friday

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