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Surf Forecasts:
Ikumi Beach surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 8 am Wednesday 10 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
21.2° C
(Which is slightly warmer than usual)How big are the waves at Ikumi Beach today?
The current surf forecast for Ikumi Beach at 3PM is: 0.4m 10s primary swell from a East-southeast direction and 0.1m 4s secondary swell from a Northeast direction (forecast issued at 08:00am December 10). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Dec) | 1.5ft (0.4m) | 9s |
| Afternoon (10 Dec) | 1.5ft (0.4m) | 10s |
| Evening (10 Dec) | 1.5ft (0.5m) | 10s |
Table - waves today at Ikumi Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 10 | Thursday 11 | Friday 12 | Sat 13 | |||||||||||||||||||||
| 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 | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 30 | 30 | 32 | 37 | 55 | 55 | 54 | 52 | 58 | 64 | 65 | 65 | 64 | 59 | 58 | 57 | 62 | 167 | 104 | 141 | 124 | 132 | 114 | 93 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross | glass | cross- on | glass | off | cross- off | glass | glass | cross- off | cross- off | cross- off | off | off | off | cross- off | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 9:51AM 1.57 | 8:49PM 1.52 | 10:36AM 1.53 | 9:53PM 1.42 | 11:25AM 1.49 | 11:12PM 1.34 | ||||||||||||||||||
Low Tide / height (m) | 3:23PM 0.92 | 3:41AM 0.32 | 4:22PM 0.88 | 4:34AM 0.47 | 5:31PM 0.81 | |||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Sat 13 | |||||||||||||||||||||
| Sunrise | - | 6:54 | - | - | - | - | - | - | - | 6:56 | - | - | - | - | - | - | - | 6:56 | - | - | - | - | - | - |
| Sunset | - | - | - | 4:53 | - | - | - | - | - | - | - | 4:54 | - | - | - | - | - | - | - | 4:54 | - | - | - | - |
 |  | |  |  | | | | |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 11 | 13 | 13 | 10 | 9 | 9 | 10 | 12 | 14 | 16 | 16 | 13 | 12 | 12 | 10 | 8 | 8 | 10 | 10 | 5 | 3 | 2 | 2 |
| Feels °C (?) | 4 | 8 | 11 | 10 | 8 | 7 | 7 | 8 | 10 | 13 | 12 | 12 | 11 | 10 | 10 | 7 | 2 | 2 | 4 | 4 | -1 | -3 | -4 | -4 |
- 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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