Heavy Rains and Catastrophic Flooding Possible in Hawaii

A kona low will continue to bring heavy rain to Hawaii bringing flooding and flash flooding, landslides, road closures, and low visibility with high rainfall rates expected. Lake effect snow is expected downwind from the Great Lakes. Blizzard conditions are expected in the southeast Alaska. Read More >

Hazardous Weather Conditions

En Español

Current conditions at

Mammoth Yosemite Airport (KMMH)

Lat: 37.6241°NLon: 118.8423°WElev: 7112ft.

mist

37°F

3°C

Humidity	93%
Wind Speed	W 4 MPH
Barometer	30.08 in (1018.63 mb)
Dewpoint	36°F (2°C)
Visibility	5.00 mi
Wind Chill	34°F (1°C)
Last update	07 Dec 09:17 AM PST

More Information:

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

Extended Forecast for

9 Miles ESE Mammoth Lakes CA

Winter Storm Watch December 8, 10:00pm until December 9, 10:00pm

Click here for hazard details and duration

Winter Storm Watch

Today

Chance Snow
Showers
High: 38 °F
Tonight

Mostly Clear
Low: 20 °F
Wednesday

Mostly Sunny
High: 41 °F
Wednesday
Night

Chance Snow
then Snow
Low: 22 °F
Thursday

Snow
High: 30 °F
Thursday
Night

Chance Snow
then Partly
Cloudy
Low: 7 °F
Friday

Sunny
High: 27 °F
Friday
Night

Mostly Clear
Low: 10 °F
Saturday

Sunny
High: 36 °F

Detailed Forecast

Today

A 30 percent chance of snow showers before 1pm. Mostly cloudy, with a high near 38. Northwest wind around 5 mph. Total daytime snow accumulation of less than a half inch possible.

Tonight

Mostly clear, with a low around 20. West wind around 5 mph becoming calm.

Wednesday

Mostly sunny, with a high near 41. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

Wednesday Night

Snow, mainly after 4am. Low around 22. Southwest wind 10 to 15 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Thursday

Snow, mainly before 4pm. High near 30. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Thursday Night

A 30 percent chance of snow before 10pm. Partly cloudy, with a low around 7. West wind 5 to 10 mph. Little or no snow accumulation expected.

Friday

Sunny, with a high near 27.

Friday Night

Mostly clear, with a low around 10.

Saturday

Sunny, with a high near 36.

Saturday Night

Mostly clear, with a low around 17.

Sunday

A slight chance of snow. Mostly sunny, with a high near 36.