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Surf spot guide · Sumatra Islands, Indonesia
Asu is a world-class left reef break in the remote Hinako Islands, offering long, throaty, and playful waves ideal for intermediate to advanced surfers.
Asu Island’s northern tip produces long, sweeping lefts with three distinct sections, from fast walls to throaty barrels. The wave peels down a coral reef shelf, offering multiple barrel and turn sections that vary with swell and tide, thriving on SW to WSW swells and best surfed at mid to high tide. Speed is key to get through the pinching tubes, while smaller days offer friendly walls suitable for experienced intermediates. Known for its consistency and relative forgiveness compared to many Indonesian reefs, Asu is a favorite among intermediate and advanced surfers. Bigger SSW swells challenge pros with heavy, powerful barrels. Reef uplift has shortened the ride to about 200 m, ending just before the old “Nuclear Zone.” Access is typically by boat, often arranged through surf camps. Hazards include sharp reef, sea urchins, and occasional jellyfish, so caution and self-sufficiency are advised.
Long lefts that pinch into barrels where speed separates the committed from the hesitant.
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Sumatra Islands
Bawa is a remote, powerful right-hand reef break in the Hinako Islands known for hollow, shifting barrels and serious consequences.

Sumatra Islands
Afulu is a remote, uncrowded left-hand reef break on the north coast of Nias, renowned for its long, powerful waves and authentic Indonesian vibe.
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Sumatra Islands
Sorake Point is a world-class right-hand reef break renowned for its perfect barrels and long rides.
+1 MORE →Crowds are moderate, with a few surf camps and charter boats visiting but plenty of space in the lineup.
Remote and relaxed surf haven
Paddle out through the keyhole channel near the southern end
HAZARDS · KNOW BEFORE YOU PADDLE
Crowds are moderate, with a few surf camps and charter boats visiting but plenty of space in the lineup.
Remote and relaxed surf haven
Access via boat from Sirombu or paddle out from the island; surf camps coordinate transport.
Open in MapsThis spot typically requires a boat.