Early Week Impacts Include Monsoon and Heat

Monsoonal showers and thunderstorms may result in flash flooding and debris flows from the from the Southwest into the Four Corners and central Rockies through midweek. Summer heat with above normal temperatures are likely for the central Plains into Tuesday. Excessive heat is expected to build across the Northwest and the Central Valley of California by Tuesday, lasting for a few days. Read More >

Hazardous Weather Conditions

Special Weather Statement

En Español

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

55°F

13°C

Humidity	32%
Wind Speed	N 3 MPH
Barometer	30.3 in (1026.08 mb)
Dewpoint	26°F (-3°C)
Visibility	10.00 mi
Last update	15 Aug 01:20 AM PDT

More Information:

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

Extended Forecast for

8 Miles ESE Mammoth Lakes CA

Overnight

Mostly Clear
Low: 54 °F
Monday

Sunny then
Slight Chance
T-storms
High: 78 °F
Monday
Night

Mostly Clear
Low: 56 °F
Tuesday

Chance
T-storms
High: 75 °F
Tuesday
Night

Slight Chance
T-storms then
Partly Cloudy
Low: 55 °F
Wednesday

Chance
T-storms
High: 76 °F
Wednesday
Night

Slight Chance
T-storms then
Partly Cloudy
Low: 55 °F
Thursday

Chance
T-storms
High: 76 °F
Thursday
Night

Slight Chance
T-storms then
Mostly Clear
Low: 55 °F

Detailed Forecast

Overnight

Mostly clear, with a low around 54. Southwest wind around 5 mph.

Monday

A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 78. Calm wind becoming east around 5 mph in the afternoon.

Monday Night

Mostly clear, with a low around 56. South wind 5 to 10 mph.

Tuesday

A 40 percent chance of showers and thunderstorms after 11am. Increasing clouds, with a high near 75. Southwest wind 5 to 10 mph becoming east in the morning.

Tuesday Night

A 20 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 55. Southwest wind 5 to 10 mph.

Wednesday

A 30 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 76. Southwest wind 5 to 10 mph becoming east in the morning.

Wednesday Night

A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 55.

Thursday

A chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 76.

Thursday Night

A slight chance of showers and thunderstorms before 11pm. Mostly clear, with a low around 55.

Friday

A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 76.

Friday Night

A slight chance of showers and thunderstorms. Mostly clear, with a low around 55.

Saturday

A slight chance of showers. Mostly sunny, with a high near 75.