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Keta Reef Oshima Surf Guide

Keta Reef Oshima in Izu Islands is a sheltered point break that has inconsistent surf Works best in offshore winds from the east. Windswells are much more typical than groudswells and the ideal wave direction is from the south southeast. Even when there are waves, it's not likley to be crowded. Watch out for rocks.

Keta Reef Oshima Spot Info

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Reliability:Todays Sea Temp*:
20.0°C*ocean temperature recorded from satellite

Surfing Keta Reef Oshima:

The best conditions reported for surf at Keta Reef Oshima occur when a South-southeast swell combines with an offshore wind direction from the East.

Surf Forecasts:

What's the best time of year to surf Keta Reef Oshima (for consistent clean waves)?

augustBest Season: summer
The best time of year for surfing Keta Reef Oshima with consistent clean waves (rideable swell with light / offshore winds) is during Summer and most often the month of August. Clean surfable waves are typically found 5% of the time in August while 3% of the time it tends to be blown out. For the remaining 92% of the time it is considered too small by most surfers but may still be OK for beginners and groms at times.
Surfable waves that hold up well for longer rides in prevailing cross-offshore, offshore or light wind conditions.
blown out
Surfable sized waves that are of poorer quality due to prevailing onshore, cross-onshore or windy conditions (may be preferable for kitesurfing).
too small
Waves usually considered too small for good surf. Some wave-magnet breaks may still work though if conditions are right (on occasion).

Explore Keta Reef Oshima Location Map

Interactive Keta Reef Oshima surf break location map. View information about nearby surf breaks, their wave consistency and rating compared to other spots in the region. Current swell conditions from local buoys are shown along with live wind speed and direction from nearby weather stations. Click icons on the map for more detail. The closest passenger airport to Keta Reef Oshima is Oshima Airport (OIM) in Japan, 5 km (3 miles) away (directly). The second nearest airport to Keta Reef Oshima is Miyakejima Airport (MMY), also in Japan, 77 km (48 miles) away.

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Icon legend buoysLive Wave Height (m)
Icon legend windLive Wind Speed (km/h)
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Please note that some surf spot locations are approximate to protect their exact location while others are not shown at close zoom level.
Keta Reef Oshima Surf Forecasts:
Todays Surf Summary
Monday, 23 May 2022, 06:15 Local Time
Monday 23
Wave (m)
Period (s) 8 8 8 7
Wind (km/h)
Wind State on cross-

Swell History at Keta Reef Oshima

Surf stats for Keta Reef Oshima, see the swell variation by month or season on the history page here.

Wind History at Keta Reef Oshima

Wind stats for Keta Reef Oshima, see the variation in direction and stength by month or season on the history page here.

Other Nearby Breaks Closest To:

Discover surf breaks near Keta Reef Oshima. Click below to view there surf guides.

Wave Buoys Nearest To Keta Reef Oshima: