California · Camping · Lee Vining · Near Mammoth Lakes

Obsidian Flat

Obsidian FlatPhoto: Recreation.gov (RIDB) / public domain
1
sites
$20 dollars per night
fee
May–Sep
best months

Caution today

Agency alerts are in effect for this area; weather is good · USFS, OpenWeather · checked 2 h ago

Is Obsidian Flat open right now?

Alert in the area

The Forest Service lists 3 alerts for Inyo National Forest.

As of · Source: USFS · Inyo National Forest. Agencies don't list every closure — check before you go.

  • 1 site for group and tent and RV campingReservable on Recreation.gov
  • At 7,875 ft
  • Near Lee ViningMono Lake Ranger District · Inyo National Forest

Obsidian Flat Group Campground, located just outside of Mammoth Lakes, California, provides an opportunity for a group to enjoy a secluded getaway in the eastern Sierra Nevada Mountains. With a peaceful forested setting and mountain views, the campground's location is perfect for relaxing and spending time in nature. The area is popular for exploring the surrounding forest and geology, as well as nearby hiking, bicycling, fishing and off-road vehicle riding options.

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More in Mammoth Lakes

Local outfitters

Not on Roamze yet. Their page has how to reach them.

  • Best time to go · May–Sep

    Best time to visit Obsidian Flat

    Best months: May–September. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

    1. Jan

      41° / 17°

    2. Feb

      41° / 18°

    3. Mar

      45° / 22°

    4. Apr

      51° / 27°

    5. May

      60° / 35°

    6. Jun

      70° / 42°

    7. Jul

      78° / 49°

    8. Aug

      77° / 47°

    9. Sep

      71° / 40°

    10. Oct

      61° / 30°

    11. Nov

      49° / 23°

    12. Dec

      41° / 17°

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Mammoth Lakes Rs, CA, 6.6 mi away at 7,804 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Obsidian Flat

1 site for group and tent and RV camping

Check dates