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

Top of 22 - 10,067ft (MTH02)

Lat: 37.63707°NLon: 119.0174°WElev: 10100.0ft.

27°F

-3°C

Humidity	99%
Wind Speed	SSW 25 MPH
Barometer	NA
Dewpoint	27°F (-3°C)
Visibility	NA
Wind Chill	12°F (-11°C)
Last update	11 Apr 04:40 PM PDT

More Information:

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

Extended Forecast for

2 Miles NW Mammoth Lakes CA

Winter Storm Warning until April 12, 11:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning until April 12, 11:00pm
NOW until 11:00pm Sun
Winter Storm Warning
This Afternoon
High: 43 °F
Chance Snow
Showers
Tonight
Low: 22 °F
Heavy Snow
and Breezy
Sunday
High: 32 °F
Snow Showers
and Breezy
Sunday Night
Low: 17 °F
Snow Showers
Likely then
Slight Chance
Snow Showers
Monday
High: 38 °F
Chance Snow
Showers
Monday Night
Low: 20 °F
Partly Cloudy
Tuesday
High: 44 °F
Sunny
Tuesday Night
Low: 25 °F
Mostly Clear

Detailed Forecast

This Afternoon

A chance of snow showers before 5pm, then a chance of snow after 5pm. Partly sunny, with a high near 43. Southwest wind around 15 mph, with gusts as high as 45 mph. Chance of precipitation is 30%. Total daytime snow accumulation of less than a half inch possible.

Tonight

Snow, mainly after 8pm. The snow could be heavy at times. Some thunder is also possible. Low around 22. Breezy, with a southwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.

Sunday

Snow showers, mainly before 8am. Some thunder is also possible. High near 32. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Sunday Night

Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 17. Southwest wind 5 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

Monday

A 50 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 38. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 20 mph. New snow accumulation of less than one inch possible.

Monday Night

Partly cloudy, with a low around 20. West wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph.

Tuesday

Sunny, with a high near 44.

Tuesday Night

Mostly clear, with a low around 25.

Wednesday

Sunny, with a high near 49.

Wednesday Night

Partly cloudy, with a low around 29.

Thursday

Mostly sunny, with a high near 46.