Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Hazardous Weather Conditions

Winter Storm Watch in effect from April 21, 05:00 AM PDT until April 22, 05:00 PM PDT

Current conditions at

DW5868 Mammoth Lakes (D5868)

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

53°F

12°C

Humidity	20%
Wind Speed	SSE 1 MPH
Barometer	29.83 in (1010.16 mb)
Dewpoint	13°F (-11°C)
Visibility	NA
Last update	19 Apr 10:46 AM PDT

More Information:

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

Extended Forecast for

Mammoth Lakes CA

Winter Storm Watch April 21, 05:00am until April 22, 05:00pm

Click here for hazard details and duration

Winter Storm Watch

Today
High: 61 °F
Mostly Sunny
Tonight
Low: 28 °F
Partly Cloudy
Monday
High: 62 °F
Sunny
Monday Night
Low: 29 °F
Mostly Clear
Tuesday
High: 50 °F
Rain/Snow and
Breezy
Tuesday Night
Low: 18 °F
Snow Showers
and Breezy
then Snow
Showers
Likely
Wednesday
High: 43 °F
Chance Snow
Showers
Wednesday Night
Low: 15 °F
Mostly Clear
Thursday
High: 53 °F
Sunny

Detailed Forecast

Today

Mostly sunny, with a high near 61. Southwest wind around 10 mph, with gusts as high as 25 mph.

Tonight

Partly cloudy, with a low around 28. West wind 5 to 10 mph, with gusts as high as 25 mph.

Monday

Sunny, with a high near 62. West wind 5 to 10 mph becoming south 10 to 15 mph in the morning. Winds could gust as high as 35 mph.

Monday Night

Mostly clear, with a low around 29. Southwest wind 10 to 15 mph, with gusts as high as 35 mph.

Tuesday

A chance of snow showers before 11am, then rain and snow showers between 11am and 2pm, then snow showers after 2pm. Snow level rising to 7900 feet. High near 50. Breezy, with a southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Tuesday Night

Snow showers. Some thunder is also possible. Low around 18. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Wednesday

A 50 percent chance of snow showers. Partly sunny, with a high near 43. Little or no snow accumulation expected.

Wednesday Night

Mostly clear, with a low around 15.

Thursday

Sunny, with a high near 53.

Thursday Night

Mostly clear, with a low around 21.

Friday

Sunny, with a high near 55.

Friday Night

Partly cloudy, with a low around 24.