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

19°F

-7°C

Humidity	67%
Wind Speed	N 0 MPH
Barometer	30.13 in (1020.32 mb)
Dewpoint	10°F (-12°C)
Visibility	10.00 mi
Last update	14 Feb 08:35 AM PST

More Information:

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

Extended Forecast for

4 Miles E 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

Today
High: 43 °F
Mostly Sunny
Tonight
Low: 19 °F
Partly Cloudy
Sunday
High: 41 °F
Sunny
Sunday Night
Low: 19 °F
Chance Snow
then Snow
Washington's Birthday
High: 34 °F
Heavy Snow
Monday Night
Low: 14 °F
Heavy Snow
Tuesday
High: 26 °F
Heavy Snow
and Breezy
Tuesday Night
Low: 10 °F
Heavy Snow
Wednesday
High: 24 °F
Heavy Snow

Detailed Forecast

Today

Mostly sunny, with a high near 43. West wind 5 to 10 mph becoming northeast in the morning.

Tonight

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

Sunday

Sunny, with a high near 41. South wind 5 to 10 mph.

Sunday Night

Snow, mainly after 4am. Low around 19. Southwest wind around 5 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Washington's Birthday

Snow. The snow could be heavy at times. High near 34. South wind 5 to 15 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Monday Night

Snow. The snow could be heavy at times. Low around 14. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

Tuesday

Snow. The snow could be heavy at times. High near 26. Breezy. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

Tuesday Night

Snow. The snow could be heavy at times. Cloudy, with a low around 10.

Wednesday

Snow. The snow could be heavy at times. Mostly cloudy, with a high near 24.

Wednesday Night

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

Thursday

A chance of snow. Partly sunny, with a high near 28.

Thursday Night

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