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

16°F

-9°C

Humidity	66%
Wind Speed	N 0 MPH
Barometer	30.14 in (1020.66 mb)
Dewpoint	7°F (-14°C)
Visibility	10.00 mi
Last update	14 Feb 12:15 AM 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 Watch February 15, 10:00pm until February 18, 10:00pm

Click here for hazard details and duration

Winter Storm Watch

Overnight
Low: 13 °F
Partly Cloudy
Saturday
High: 31 °F
Mostly Sunny
and Breezy
Saturday Night
Low: 13 °F
Partly Cloudy
and Windy
Sunday
High: 28 °F
Mostly Sunny
and Windy
Sunday Night
Low: 12 °F
Windy. Chance
Snow then
Heavy Snow
Washington's Birthday
High: 21 °F
Heavy Snow
and Windy
Monday Night
Low: 10 °F
Heavy Snow
and Damaging
Winds
Tuesday
High: 14 °F
Heavy Snow
and Damaging
Winds
Tuesday Night
Low: 5 °F
Heavy Snow
and Very
Windy

Detailed Forecast

Overnight

Partly cloudy, with a low around 13. Southwest wind around 10 mph.

Saturday

Mostly sunny, with a high near 31. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph.

Saturday Night

Partly cloudy, with a low around 13. Windy, with a southwest wind 30 to 35 mph, with gusts as high as 50 mph.

Sunday

Mostly sunny, with a high near 28. Windy, with a southwest wind 20 to 30 mph, with gusts as high as 45 mph.

Sunday Night

Snow likely, mainly after 4am. The snow could be heavy at times. Increasing clouds, with a low around 12. Windy, with a southwest wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.

Washington's Birthday

Snow. The snow could be heavy at times. High near 21. Windy, with a southwest wind around 30 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

Monday Night

Snow. The snow could be heavy at times. Low around 10. Strong and damaging winds. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

Tuesday

Snow. The snow could be heavy at times. Cloudy, with a high near 14. Strong and damaging winds.

Tuesday Night

Snow. The snow could be heavy at times. Cloudy, with a low around 5. Very windy.

Wednesday

Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 14. Windy.

Wednesday Night

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

Thursday

A chance of snow. Partly sunny, with a high near 18. Breezy.

Thursday Night

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