Pacific Storm System Across the West; Fire Weather Concerns in the Southeast

A Pacific storm system will bring strong winds and low elevation rain to much of the West Coast, and heavy high elevation mountain snow to the Sierra-Nevada through Wednesday. Fire weather concerns will continue into Tuesday across the Mid-South and Southeast as gusty winds and dry conditions persist. Read More >

Hazardous Weather Conditions

Winter Weather Advisory in effect from April 21, 05:00 AM PDT until April 22, 05:00 PM PDT

Current conditions at

Mammoth Yosemite Airport (KMMH)

Lat: 37.6241°NLon: 118.8423°WElev: 7112.0ft.

Overcast

48°F

9°C

Humidity	34%
Wind Speed	S 8 MPH
Barometer	29.9 in (1012.53 mb)
Dewpoint	21°F (-6°C)
Visibility	10.00 mi
Wind Chill	44°F (7°C)
Last update	21 Apr 06:35 AM PDT

More Information:

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

Extended Forecast for

8 Miles ENE Mammoth Lakes CA

Winter Weather Advisory until April 22, 05:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory until April 22, 05:00pm
NOW until 5:00pm Wed
Winter Weather Advisory
Today
High: 53 °F
Rain/Snow and
Breezy
Tonight
Low: 21 °F
Snow Showers
and Breezy
then Chance
Snow Showers
Wednesday
High: 46 °F
Slight Chance
Snow Showers
Wednesday Night
Low: 20 °F
Mostly Clear
Thursday
High: 55 °F
Sunny
Thursday Night
Low: 26 °F
Partly Cloudy
Friday
High: 57 °F
Mostly Sunny
Friday Night
Low: 29 °F
Partly Cloudy

Detailed Forecast

Today

A chance of rain showers between 8am and 11am, then rain and snow showers. Some thunder is also possible. Snow level 8300 feet lowering to 7400 feet in the afternoon . High near 53. Breezy, with an east wind 15 to 20 mph becoming southwest in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.

Tonight

Snow showers, mainly before 11pm. Some thunder is also possible. Low around 21. Breezy, with a west wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

Wednesday

A 20 percent chance of snow showers. Mostly sunny, with a high near 46. West wind 5 to 10 mph.

Wednesday Night

Mostly clear, with a low around 20. West wind 5 to 10 mph becoming light in the evening.

Thursday

Sunny, with a high near 55. Calm wind becoming northwest around 5 mph.

Thursday Night

Partly cloudy, with a low around 26. Northwest wind around 5 mph becoming calm in the evening.

Friday

Mostly sunny, with a high near 57.

Friday Night

Partly cloudy, with a low around 29.

Saturday

A slight chance of showers and thunderstorms after 11am. Snow level 7300 feet rising to 8000 feet in the afternoon. Partly sunny, with a high near 55.

Saturday Night

A slight chance of showers before 11pm. Snow level 8200 feet lowering to 7300 feet after midnight . Mostly cloudy, with a low around 28.

Sunday

A slight chance of rain and snow showers. Snow level rising to 7800 feet in the afternoon. Mostly sunny, with a high near 53.

Sunday Night

Partly cloudy, with a low around 26.

Monday

A slight chance of rain and snow showers. Snow level rising to 7800 feet in the afternoon. Mostly sunny, with a high near 56.