National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

Current conditions at

DW5868 Mammoth Lakes (D5868)

Lat: 37.625°NLon: 118.98°WElev: 7973.0ft.

NA

58°F

14°C

Humidity 36%
Wind Speed WSW 2 MPH
Barometer 29.71 in (1006.1 mb)
Dewpoint 31°F (-1°C)
Visibility NA
Last update 30 Aug 11:00 PM PDT
Extended Forecast for

Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 46. Southwest wind around 5 mph.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 44. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.

    Low: 44 °F

    Increasing
    Clouds and
    Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 57. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 57 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Clear, with a low around 40. Windy, with a southwest wind 20 to 25 mph increasing to 30 to 35 mph in the evening. Winds could gust as high as 55 mph.

    Low: 40 °F

    Clear and
    Windy

  • Wednesday

    Wednesday: Sunny, with a high near 56. Windy, with a southwest wind 25 to 30 mph decreasing to 15 to 20 mph in the morning. Winds could gust as high as 45 mph.

    High: 56 °F

    Sunny and
    Windy then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 46. Southwest wind around 5 mph.
Monday
Sunny, with a high near 64. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Increasing clouds, with a low around 44. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.
Tuesday
Sunny, with a high near 57. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Clear, with a low around 40. Windy, with a southwest wind 20 to 25 mph increasing to 30 to 35 mph in the evening. Winds could gust as high as 55 mph.
Wednesday
Sunny, with a high near 56. Windy, with a southwest wind 25 to 30 mph decreasing to 15 to 20 mph in the morning. Winds could gust as high as 45 mph.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 61.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Mostly sunny, with a high near 62.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.61°N 118.99°W (Elev. 9137 ft)
Last Update:
4:30 pm PDT Aug 30, 2026
Forecast Valid:
11pm PDT Aug 30, 2026-6pm PDT Sep 6, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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