Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Ikumi Beach surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 2 pm Friday 26 Dec 2025 JSTForecast update in hr min s Forecast update imminent
Ikumi Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ikumi Beach sea temperature is
20.4° C
(Which is slightly warmer than usual)How big are the waves at Ikumi Beach today?
The current surf forecast for Ikumi Beach at 8PM is: 0.3m 8s primary swell from a Southeast direction and 0.2m 5s secondary swell from a North-northeast direction (forecast issued at 02:00pm December 26). An open ocean swell of 0.2m 2s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Dec) | - | - |
| Afternoon (26 Dec) | 1ft (0.3m) | 8s |
| Evening (26 Dec) | 1ft (0.3m) | 8s |
Table - waves today at Ikumi Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | |||||||||||||||||||||
| 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 14 | 8 | 8 | 14 | 8 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 17 | 11 | 11 | 11 | 11 | 11 | 7 | 6 | 6 | 6 | 10 | 10 | 11 | 18 | 17 | 17 | 17 | 36 | 10 | 9 | 36 | 9 | 35 | 34 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | cross- off | cross- off | cross- off | off | cross- off | glass | glass | on | glass | cross- off | cross- off | cross- off | cross- off | glass | glass | cross- on | glass | cross- off | cross- off | cross- off | off | glass |
High Tide / height (m) | 10:32AM 1.52 | 10:20PM 1.38 | 11:14AM 1.48 | 11:38PM 1.30 | 12:01PM 1.46 | 1:10AM 1.28 | ||||||||||||||||||
Low Tide / height (m) | 4:34PM 0.72 | 4:40AM 0.52 | 5:37PM 0.65 | 5:36AM 0.68 | 6:46PM 0.56 | 6:43AM 0.81 | ||||||||||||||||||
Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:05 |
| Sunset | - | 5:00 | - | - | - | - | - | - | - | 5:00 | - | - | - | - | - | - | - | 5:01 | - | - | - | - | - | - |
 |  |  | |  | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 7 | 7 | 4 | 2 | 2 | 2 | 2 | 5 | 7 | 8 | 5 | 4 | 4 | 4 | 4 | 7 | 10 | 10 | 7 | 6 | 5 | 5 | 5 | 8 |
| Feels °C (?) | 0 | 1 | 0 | -2 | -2 | -2 | -2 | 2 | 4 | 4 | 2 | 0 | 0 | 0 | 0 | 4 | 7 | 7 | 5 | 3 | 2 | 1 | 2 | 5 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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