Fire Weather Concerns in the Southern Plains and Southeast; Pacific System to Bring Unsettled Weather to the West Coast

Gusty winds and dry conditions will continue to bring elevated to critical fire weather conditions to the southern Plains and Southeast early this week. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to northern and central California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

37°F

3°C

Humidity	47%
Wind Speed	N 0 MPH
Barometer	30.07 in (1018.29 mb)
Dewpoint	19°F (-7°C)
Visibility	10.00 mi
Last update	20 Apr 12:35 AM PDT

More Information:

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

Extended Forecast for

10 Miles SE 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

Overnight
Low: 31 °F
Mostly Cloudy
Monday
High: 47 °F
Patchy
Blowing Dust
and Windy
Monday Night
Low: 29 °F
Areas Blowing
Dust and
Windy then
Mostly Clear
and Breezy
Tuesday
High: 38 °F
Snow Showers
and Very
Windy
Tuesday Night
Low: 18 °F
Heavy Snow
and Windy
then Chance
Snow Showers
and Breezy
Wednesday
High: 35 °F
Breezy.
Slight Chance
Snow Showers
then Sunny
Wednesday Night
Low: 19 °F
Mostly Clear
Thursday
High: 41 °F
Sunny
Thursday Night
Low: 24 °F
Mostly Clear

Detailed Forecast

Overnight

Mostly cloudy, with a low around 31. South wind around 15 mph.

Monday

Patchy blowing dust after 8am. Mostly sunny, with a high near 47. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 50 mph.

Monday Night

Areas of blowing dust before 11pm. Mostly clear, with a low around 29. Windy, with a south wind 20 to 30 mph, with gusts as high as 45 mph.

Tuesday

Snow showers, mainly after 11am. Some thunder is also possible. Widespread blowing dust, mainly between 11am and 2pm. High near 38. Very windy, with a south wind 25 to 30 mph increasing to 35 to 40 mph in the morning. Winds could gust as high as 60 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Tuesday Night

Snow showers, mainly before 11pm. The snow could be heavy at times. Some thunder is also possible. Areas of blowing dust. Low around 18. Windy, with a southwest wind 30 to 35 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

Wednesday

A 20 percent chance of snow showers before 11am. Mostly sunny, with a high near 35. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.

Wednesday Night

Mostly clear, with a low around 19.

Thursday

Sunny, with a high near 41.

Thursday Night

Mostly clear, with a low around 24.

Friday

Sunny, with a high near 42.

Friday Night

Partly cloudy, with a low around 25.

Saturday

A slight chance of snow showers. Mostly sunny, with a high near 41.