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

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

61°F

16°C

Humidity	12%
Wind Speed	E 8 MPH
Barometer	30.02 in (1016.59 mb)
Dewpoint	9°F (-13°C)
Visibility	10.00 mi
Last update	19 Apr 02:55 PM PDT

More Information:

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

Extended Forecast for

7 Miles ESE Mammoth Lakes CA

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

Lake Wind Advisory April 20, 11:00am until April 20, 10:00pm

Click here for hazard details and duration

Winter Storm Watch

Lake Wind Advisory

This Afternoon
High: 62 °F
Mostly Sunny
Tonight
Low: 31 °F
Partly Cloudy
Monday
High: 62 °F
Mostly Sunny
Monday Night
Low: 31 °F
Mostly Clear
Tuesday
High: 49 °F
Rain/Snow and
Breezy
Tuesday Night
Low: 20 °F
Snow Showers
and Breezy
then Chance
Snow Showers
Wednesday
High: 45 °F
Slight Chance
Snow Showers
Wednesday Night
Low: 19 °F
Mostly Clear
Thursday
High: 53 °F
Sunny

Detailed Forecast

This Afternoon

Mostly sunny, with a high near 62. South wind around 10 mph, with gusts as high as 25 mph.

Tonight

Partly cloudy, with a low around 31. South wind 5 to 10 mph, with gusts as high as 25 mph.

Monday

Mostly sunny, with a high near 62. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph.

Monday Night

Mostly clear, with a low around 31. Southwest wind 5 to 15 mph, with gusts as high as 35 mph.

Tuesday

Rain and snow showers, becoming all snow after 2pm. Snow level 7900 feet lowering to 7400 feet in the afternoon . High near 49. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Tuesday Night

Snow showers, mainly before 11pm. Low around 20. Breezy, with a southwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Wednesday

A 20 percent chance of snow showers. Mostly sunny, with a high near 45.

Wednesday Night

Mostly clear, with a low around 19.

Thursday

Sunny, with a high near 53.

Thursday Night

Partly cloudy, with a low around 24.

Friday

A slight chance of rain and snow showers. Mostly sunny, with a high near 55.

Friday Night

Partly cloudy, with a low around 26.