Dangerous Heat Wave Continues; Areas of Severe Thunderstorms Today

Dangerous, record-breaking heat will continue across most of the central and eastern U.S through Friday then focusing on the eastern U.S. through the Independence Day weekend. Peak heat indices of up to 115 degrees are possible. Strong to severe thunderstorms will be possible from the northern Plains into the Midwest and Great Lakes regions, as well as across the southern Appalachians today. Read More >

Current conditions at

Top of 22 - 10,067ft (MTH02)

Lat: 37.63707°NLon: 119.0174°WElev: 10100.0ft.

NA

43°F

6°C

Humidity	63%
Wind Speed	SW 8 MPH
Barometer	NA
Dewpoint	31°F (-1°C)
Visibility	NA
Wind Chill	38°F (3°C)
Last update	02 Jul 06:40 AM PDT

More Information:

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

Extended Forecast for

Mammoth Lakes CA

Today
High: 69 °F
Sunny
Tonight
Low: 45 °F
Mostly Clear
Friday
High: 73 °F
Sunny
Friday Night
Low: 48 °F
Mostly Clear
Independence Day
High: 77 °F
Sunny
Saturday Night
Low: 50 °F
Partly Cloudy
Sunday
High: 76 °F
Mostly Sunny
Sunday Night
Low: 51 °F
Partly Cloudy
Monday
High: 75 °F
Sunny

Detailed Forecast

Today

Sunny, with a high near 69. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.

Tonight

Mostly clear, with a low around 45. Southwest wind 5 to 10 mph becoming light west in the evening. Winds could gust as high as 25 mph.

Friday

Sunny, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon. Winds could gust as high as 20 mph.

Friday Night

Mostly clear, with a low around 48. Southwest wind 5 to 10 mph becoming light west in the evening. Winds could gust as high as 20 mph.

Independence Day

Sunny, with a high near 77. Calm wind becoming east around 5 mph. Winds could gust as high as 20 mph.

Saturday Night

Partly cloudy, with a low around 50. Southwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 30 mph.

Sunday

Mostly sunny, with a high near 76.

Sunday Night

Partly cloudy, with a low around 51.

Monday

Sunny, with a high near 75.

Monday Night

Mostly clear, with a low around 50.

Tuesday

Sunny, with a high near 78.

Tuesday Night

Mostly clear, with a low around 51.

Wednesday

Sunny, with a high near 80.

Additional Forecasts and Information

Zone Area Forecast for Mono County, CA

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ABOUT THIS FORECAST

Point Forecast:

Mammoth Lakes CA
37.66°N 119°W (Elev. 8681 ft)

4:30 am PDT Jul 2, 2026

Forecast Valid:

6am PDT Jul 2, 2026-6pm PDT Jul 8, 2026

Forecast Discussion

Additional Resources

Radar & Satellite Image

Link to Local Radar Data

Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation