Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Hazardous Weather Conditions

Winter Storm Warning in effect from April 11, 02:00 PM PDT until April 12, 11:00 PM PDT

Current conditions at

DW5868 Mammoth Lakes (D5868)

Lat: 37.625°NLon: 118.98°WElev: 7973.0ft.

36°F

2°C

Humidity	83%
Wind Speed	W 3 MPH
Barometer	29.7 in (1005.76 mb)
Dewpoint	31°F (-1°C)
Visibility	NA
Last update	10 Apr 04:15 PM PDT

More Information:

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

Extended Forecast for

5 Miles SSE Mammoth Lakes CA

Winter Storm Warning April 11, 02:00pm until April 12, 11:00pm

Click here for hazard details and duration

Winter Storm Warning

This Afternoon
High: 34 °F
Chance Snow
Showers and
Windy
Tonight
Low: 15 °F
Windy. Heavy
Snow then
Chance Snow
Showers
Saturday
High: 29 °F
Windy. Mostly
Sunny then
Chance Snow
Showers
Saturday Night
Low: 13 °F
Heavy Snow
and Very
Windy
Sunday
High: 19 °F
Heavy Snow
and Windy
Sunday Night
Low: 8 °F
Heavy Snow
and Windy
then Chance
Snow Showers
and Breezy
Monday
High: 24 °F
Chance Snow
Showers
Monday Night
Low: 10 °F
Slight Chance
Snow Showers
then Mostly
Clear
Tuesday
High: 31 °F
Sunny

Detailed Forecast

This Afternoon

A 50 percent chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 34. Windy, with a south wind around 30 mph, with gusts as high as 45 mph. Total daytime snow accumulation of 1 to 2 inches possible.

Tonight

Snow showers likely, mainly before 11pm. The snow could be heavy at times. Some thunder is also possible. Mostly cloudy, with a low around 15. Windy, with a southwest wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.

Saturday

A 30 percent chance of snow showers, mainly between 2pm and 5pm. Mostly sunny, with a high near 29. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph. New snow accumulation of less than one inch possible.

Saturday Night

Snow showers, mainly after 11pm. The snow could be heavy at times. Some thunder is also possible. Low around 13. Very windy, with a southwest wind 35 to 45 mph, with gusts as high as 65 mph. Chance of precipitation is 80%. New snow accumulation of 10 to 14 inches possible.

Sunday

Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 19. Windy, with a southwest wind 30 to 35 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.

Sunday Night

Snow showers likely, mainly before 11pm. The snow could be heavy at times. Mostly cloudy, with a low around 8. 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.

Monday

A 50 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 24. New snow accumulation of less than one inch possible.

Monday Night

A slight chance of snow showers before 11pm. Partly cloudy, with a low around 10.

Tuesday

Sunny, with a high near 31.

Tuesday Night

Mostly clear, with a low around 15.

Wednesday

Sunny, with a high near 34. Breezy.

Wednesday Night

Partly cloudy, with a low around 18. Breezy.