- Forecast
- Maps
- Live
- Weather State
- Spot Information
Keta Reef Oshima Surf Forecast
/ Izu Islands (6 surf breaks) /
Keta Reef Oshima surf Forecast / Izu Islands / Japan
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Best Forecast Surf Conditions for Keta Reef Oshima this week:
The surf forecast for Keta Reef Oshima over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Apr 28) at 12AM. The primary swell is predicted to be 1.2m and 8s period with a secondary swell of 0.1m and 6s. The wind is predicted to be cross-onshore as the swell arrives.
The most powerful waves expected at Keta Reef Oshima in the next 12 days are 1.7m 7s and forecast to arrive on Tuesday (Apr 30) at 9PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 5s period and expected on Thursday (May 02) at 9AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Sun 28th Apr) | 4ft (1.2m) 8s |
| Best Surf | 6AM (Sun 28th Apr) | 3.5ft (1.0m) 8s |
| Most Powerful | 9PM (Tue 30th Apr) | 5.5ft (1.7m) 7s |
Table - best surf conditions forecast for Keta Reef Oshima over the next 12 days.
Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 01 | Thursday 02 | Friday 03 | Saturday 04 | Sunday 05 | Monday 06 | Tuesday 07 | |||||||||||||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 10 | 10 | 7 | 7 | 6 | 8 | 8 | 8 | 9 | 9 | 9 | 10 | 10 | 6 | 7 | 7 | 7 | 6 | 6 | 7 | 8 | 8 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||
| Energy (?) | 55 | 52 | 78 | 54 | 55 | 168 | 112 | 86 | 66 | 32 | 31 | 55 | 51 | 49 | 131 | 90 | 87 | 210 | 202 | 88 | 78 | 103 | 79 | 47 | 43 | 24 | 24 | 15 | 25 | 51 | 5 | 109 | 68 | 30 | 60 | 48 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- on | cross- off | cross- off | cross- on | glass | cross | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross | on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on |
High Tide / height (m) | 6:53PM 1.29 | 5:27AM 1.36 | 7:39PM 1.25 | 5:51AM 1.35 | 8:33PM 1.18 | 6:19AM 1.32 | 9:43PM 1.12 | 6:53AM 1.26 | 11:20PM 1.10 | 7:42AM 1.17 | 12:45AM 1.12 | 9:24AM 1.06 | 1:33AM 1.16 | 11:58AM 1.04 | 2:06AM 1.21 | 1:41PM 1.12 | 2:34AM 1.26 | 2:52PM 1.23 | 3:01AM 1.32 | 3:50PM 1.33 | 3:28AM 1.37 | 4:42PM 1.39 | ||||||||||||||
Low Tide / height (m) | 11:59AM -0.00 | 12:08AM 0.76 | 12:32PM -0.01 | 12:38AM 0.85 | 1:11PM 0.01 | 1:10AM 0.92 | 1:57PM 0.07 | 1:50AM 0.98 | 2:56PM 0.15 | 3:02AM 1.02 | 4:12PM 0.24 | 5:29AM 0.98 | 5:42PM 0.30 | 7:12AM 0.83 | 7:01PM 0.33 | 8:05AM 0.63 | 8:03PM 0.38 | 8:46AM 0.41 | 8:54PM 0.44 | 9:25AM 0.21 | 9:39PM 0.53 | 10:04AM 0.04 | 10:19PM 0.63 | |||||||||||||
Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 01 | Thursday 02 | Friday 03 | Saturday 04 | Sunday 05 | Monday 06 | Tuesday 07 | |||||||||||||||||||||||||
| Sunrise | 4:56 | - | - | 4:56 | - | - | 4:54 | - | - | 4:54 | - | - | 4:52 | - | - | 4:52 | - | - | 4:50 | - | - | 4:50 | - | - | 4:48 | - | - | 4:48 | - | - | 4:47 | - | - | 4:46 | - | - |
| Sunset | - | 6:22 | - | - | 6:23 | - | - | 6:24 | - | - | 6:24 | - | - | 6:25 | - | - | 6:27 | - | - | 6:28 | - | - | 6:29 | - | - | 6:30 | - | - | 6:30 | - | - | 6:30 | - | - | 6:31 | - |
 |  |  |  | |  |  | |  | | | | | | | |  |  | | | | | | |  | |  | | | | | | | | | | |
Rain (mm) | - | - | 1 | 9 | - | - | - | - | - | - | - | 2 | 8 | 8 | - | - | 4 | 2 | 2 | 3 | - | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 19 | 19 | 20 | 16 | 18 | 18 | 19 | 20 | 20 | 19 | 19 | 19 | 17 | 18 | 19 | 20 | 19 | 19 | 15 | 13 | 13 | 14 | 16 | 16 | 16 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 19 | 19 | 20 | 19 |
| Feels °C (?) | 18 | 20 | 18 | 12 | 16 | 16 | 19 | 18 | 17 | 17 | 17 | 18 | 16 | 16 | 17 | 16 | 16 | 20 | 12 | 5 | 7 | 11 | 12 | 13 | 14 | 14 | 15 | 15 | 14 | 14 | 13 | 11 | 18 | 19 | 16 | 16 |
Short Range Forecast: Moderate rain (total 10mm), heaviest on Sat morning. Warm (max 20°C on Fri night, min 15°C on Sat morning). Wind will be generally light. | Days 3-6 Weather Summary Heavy rain (total 24mm), heaviest during Tue afternoon. Warm (max 20°C on Wed morning, min 16°C on Wed night). Winds decreasing (fresh winds from the N on Tue afternoon, light winds from the WSW by Wed afternoon). | Days 6-9 Weather Summary Light rain (total 7mm), mostly falling on Thu afternoon. Very mild (max 17°C on Sat afternoon, min 12°C on Thu night). Winds decreasing (strong winds from the NE on Thu afternoon, light winds from the SSE by Sat night). | Long Range Forecast: Mostly dry. Warm (max 20°C on Tue afternoon, min 17°C on Sun morning). Winds decreasing (strong winds from the SW on Mon afternoon, light winds from the WSW by Tue morning). | |||||||||||||||||||||||||||||||||
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Keta Reef Oshima surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
View detailed surf forecast for Keta Reef Oshima at:
surf-forecast.com
Information about the Keta Reef Oshima Surf forecast
The above surf forecast table for Keta Reef Oshima provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Keta Reef Oshima can be found by selecting the local surf guide option on the grey menu. Our Keta Reef Oshima surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Keta Reef Oshima) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Keta Reef Oshima may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Keta Reef Oshima is 1 km (1 miles) from the city of Oshima. If you plan a holiday in Izu Islands, look for hotels and other accommodation in Oshima. Oshima has rooms for a wide range of budgets as well as car hire and transport links.
Nearest