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

36°F

2°C

Humidity	51%
Wind Speed	N 0 MPH
Barometer	30.1 in (1019.3 mb)
Dewpoint	19°F (-7°C)
Visibility	10.00 mi
Last update	13 Feb 03:15 PM PST

More Information:

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

Extended Forecast for

12 Miles SE 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

This Afternoon
High: 28 °F
Sunny
Tonight
Low: 15 °F
Partly Cloudy
Saturday
High: 31 °F
Mostly Sunny
and Breezy
Saturday Night
Low: 14 °F
Partly Cloudy
and Breezy
Sunday
High: 28 °F
Mostly Sunny
and Breezy
Sunday Night
Low: 13 °F
Breezy.
Chance Snow
then Heavy
Snow
Washington's Birthday
High: 21 °F
Heavy Snow
and Breezy
Monday Night
Low: 11 °F
Heavy Snow
and Very
Windy
Tuesday
High: 15 °F
Heavy Snow
and Very
Windy

Detailed Forecast

This Afternoon

Sunny, with a high near 28. North wind around 5 mph.

Tonight

Partly cloudy, with a low around 15. Southwest wind 5 to 10 mph.

Saturday

Mostly sunny, with a high near 31. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

Saturday Night

Partly cloudy, with a low around 14. Breezy, with a southwest wind around 25 mph, with gusts as high as 40 mph.

Sunday

Mostly sunny, with a high near 28. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph.

Sunday Night

Snow likely, mainly after 4am. The snow could be heavy at times. Increasing clouds, with a low around 13. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New snow accumulation of 3 to 5 inches possible.

Washington's Birthday

Snow. The snow could be heavy at times. High near 21. Breezy. Chance of precipitation is 100%. New snow accumulation of 12 to 18 inches possible.

Monday Night

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

Tuesday

Snow. The snow could be heavy at times. Cloudy, with a high near 15. Very windy.

Tuesday Night

Snow. The snow could be heavy at times. Cloudy, with a low around 6. Very windy.

Wednesday

Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 13. Breezy.

Wednesday Night

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