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

28°F

-2°C

Humidity	68%
Wind Speed	SE 8 MPH
Barometer	30.15 in (1021.0 mb)
Dewpoint	19°F (-7°C)
Visibility	10.00 mi
Wind Chill	20°F (-7°C)
Last update	13 Feb 11:15 AM 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

Today
High: 36 °F
Sunny
Tonight
Low: 19 °F
Partly Cloudy
Saturday
High: 40 °F
Mostly Sunny
then Mostly
Sunny and
Breezy
Saturday Night
Low: 18 °F
Mostly Cloudy
and Windy
Sunday
High: 38 °F
Mostly Sunny
and Breezy
Sunday Night
Low: 17 °F
Breezy.
Slight Chance
Snow then
Heavy Snow
Washington's Birthday
High: 30 °F
Heavy Snow
and Windy
Monday Night
Low: 15 °F
Heavy Snow
and Very
Windy
Tuesday
High: 24 °F
Heavy Snow
and Damaging
Winds

Detailed Forecast

Today

Sunny, with a high near 36. Northeast wind 5 to 10 mph becoming north in the afternoon.

Tonight

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

Saturday

Mostly sunny, with a high near 40. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

Saturday Night

Mostly cloudy, with a low around 18. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 40 mph.

Sunday

Mostly sunny, with a high near 38. Breezy, with a south 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. Partly cloudy, with a low around 17. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

Washington's Birthday

Snow. The snow could be heavy at times. High near 30. Windy. Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.

Monday Night

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

Tuesday

Snow. The snow could be heavy at times. Cloudy, with a high near 24. Strong and damaging winds.

Tuesday Night

Snow, mainly before 4am. The snow could be heavy at times. Mostly cloudy, with a low around 10. Very windy.

Wednesday

A chance of snow. The snow could be heavy at times. Partly sunny, with a high near 24. Windy.

Wednesday Night

A chance of snow. Mostly cloudy, with a low around 5. Breezy.