Chomoni Beach sits on Grande Comore in the shadow of Mount Karthala, one of the world's most active volcanoes—a setting that would be extraordinary even without waves. During the southeast trade season, Indian Ocean swells wrap around the volcanic island to create surfable conditions on black sand beaches. This is coelacanth territory—the prehistoric fish thought extinct until discovered here. The infrastructure is minimal and the surfing community essentially nonexistent, but for adventurous travelers, Comoros offers genuine discovery in one of the Indian Ocean's least-visited corners.
Model forecast for swell, wind and tide.
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Water temp
27°C
Wetsuit
Boardshorts / Rashguard
Difficulty
4/10
Crowd level
1/10
Access: East coast of Grande Comore. Volcanic black sand.
The Chomoni Beach profile favors the recorded tide range, ideally between 0.4m and 1.5m on the local tide chart. Compare this preference with the forecast tide and local conditions before choosing a session.
The Chomoni Beach profile uses wind from W (270°) as its preferred direction, with an offshore range of 230° to 310°. Wind speed matters too: light winds outside that range can still produce surfable conditions, while strong offshore winds can make takeoffs difficult.
The Chomoni Beach scoring profile favors swell from ESE (80° to 150°), a swell-height range of 1m to 2.5m, and a reference period of 14s. These are model inputs, not guaranteed breaking-wave heights or a promise that the surf will suit every ability.
The main season at Chomoni Beach is May-Sep. A secondary window runs Apr, Oct. SE trade season. Swells wrap around from southern Indian Ocean.
The spot profile lists HAH as a nearby airport. The estimated road transfer is 30 minutes. East coast of Grande Comore. Volcanic black sand.
Chomoni Beach is a beach break, a peak with lefts and rights. Difficulty is rated 4/10.
Peak: May-Sep
Secondary: Apr, Oct
SE trade season. Swells wrap around from southern Indian Ocean.