Thunderstorms and Widespread Rainfall Across the Southern Plains

Isolated severe thunderstorms and widespread showers may produce flash flooding across the Southern Plains through Thursday. Numerous instances of flash flooding are expected in south-central Texas, including portions of the Hill Country; and an additional area across eastern Oklahoma into the Ozarks on Thursday. Heavy rainfall and mountain snow will return to southern California on Thursday. Read More >

Hazardous Weather Conditions

Winter Weather Advisory in effect from November 20, 07:00 AM PST until November 21, 07:00 AM PST

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

34°F

1°C

Humidity	86%
Wind Speed	N 0 MPH
Barometer	30.0 in (1015.92 mb)
Dewpoint	30°F (-1°C)
Visibility	10.00 mi
Last update	19 Nov 04:35 PM PST

More Information:

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

Extended Forecast for

4 Miles E Mammoth Lakes CA

Winter Weather Advisory November 20, 07:00am until November 21, 07:00am

Click here for hazard details and duration

Winter Weather Advisory

Tonight
Low: 20 °F
Increasing
Clouds
Thursday
High: 37 °F
Snow
Thursday Night
Low: 22 °F
Snow then
Chance Snow
Friday
High: 36 °F
Slight Chance
Snow
Friday Night
Low: 20 °F
Mostly Cloudy
Saturday
High: 41 °F
Sunny
Saturday Night
Low: 21 °F
Mostly Clear
Sunday
High: 48 °F
Sunny
Sunday Night
Low: 26 °F
Mostly Clear

Detailed Forecast

Tonight

Increasing clouds, with a low around 20. Calm wind becoming southwest around 5 mph in the evening.

Thursday

Snow, mainly after 10am. High near 37. Southeast wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

Thursday Night

Snow, mainly before 10pm. Low around 22. Northeast wind around 5 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

Friday

A 20 percent chance of snow. Mostly cloudy, with a high near 36. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

Friday Night

Mostly cloudy, with a low around 20. North wind 5 to 10 mph, with gusts as high as 20 mph.

Saturday

Sunny, with a high near 41. North wind around 5 mph.

Saturday Night

Mostly clear, with a low around 21.

Sunday

Sunny, with a high near 48.

Sunday Night

Mostly clear, with a low around 26.