Critical Fire Weather Conditions Continue; Pacific Storm to Bring Heavy Snow to the Sierra-Nevada

Critical fire weather conditions are forecast for the Southern Plains and portions of Florida through Thursday, as gusty winds and dry conditions return to the region. A Pacific storm system will bring strong winds and low elevation rain to much of the West Coast and central Great Basin, and heavy high elevation mountain snow to the Sierra-Nevada through Wednesday. 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.

Mostly Cloudy

54°F

12°C

Humidity	32%
Wind Speed	E 12 MPH
Barometer	29.84 in (1010.5 mb)
Dewpoint	25°F (-4°C)
Visibility	10.00 mi
Last update	21 Apr 09:55 AM PDT

More Information:

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

Extended Forecast for

10 Miles E 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: 54 °F
Breezy.
Showers
Likely then
Rain/Snow
Tonight
Low: 19 °F
Snow Showers
and Breezy
then Chance
Snow Showers
Wednesday
High: 47 °F
Slight Chance
Snow Showers
Wednesday Night
Low: 19 °F
Mostly Clear
Thursday
High: 56 °F
Sunny
Thursday Night
Low: 25 °F
Partly Cloudy
Friday
High: 57 °F
Mostly Sunny
Friday Night
Low: 27 °F
Partly Cloudy

Detailed Forecast

Today

Rain showers likely before 2pm, then rain and snow showers. Some thunder is also possible. Snow level 8300 feet lowering to 7500 feet. High near 54. Breezy, with a southwest wind around 20 mph, with gusts 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 19. Breezy, with a west wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Wednesday

A 20 percent chance of snow showers. Mostly sunny, with a high near 47. West wind 5 to 10 mph.

Wednesday Night

Mostly clear, with a low around 19. West wind 5 to 10 mph becoming light in the evening.

Thursday

Sunny, with a high near 56. Calm wind becoming northwest around 5 mph.

Thursday Night

Partly cloudy, with a low around 25. 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 27.