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Surf Forecasts:
Hashikui Bay surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 2 am Monday 08 Dec 2025 JSTForecast update in hr min s Forecast update imminent
Hashikui Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hashikui Bay sea temperature is
21.3° C
(Which is slightly warmer than usual)How big are the waves at Hashikui Bay today?
The current surf forecast for Hashikui Bay at 9AM is: 0.3m 10s primary swell from a Southeast direction (forecast issued at 02:00am December 08). An open ocean swell of 0.1m 4s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Dec) | 1ft (0.3m) | 10s |
| Afternoon (08 Dec) | 0.5ft (0.2m) | 8s |
| Evening (08 Dec) | 4.5ft (1.3m) | 5s |
Table - waves today at Hashikui Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 08 | Tuesday 09 | Wednesday 10 | ||||||||||||||||||||||
| 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 | 12 PM | 3 PM | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 9 | 10 | 10 | 10 | 8 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 15 | 13 | 15 | 15 | 15 | 7 | 63 | 85 | 81 | 67 | 61 | 50 | 38 | 28 | 28 | 20 | 19 | 19 | 7 | 15 | 16 | 20 | 20 | 20 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross | glass | cross- on | glass | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross- on | glass | cross- on | glass | cross |
High Tide / height (m) | 8:19AM 1.63 | 7:03PM 1.66 | 9:01AM 1.58 | 7:47PM 1.58 | 9:45AM 1.53 | 8:41PM 1.48 | ||||||||||||||||||
Low Tide / height (m) | 1:22AM 0.00 | 1:37PM 0.94 | 2:03AM 0.09 | 2:22PM 0.95 | 2:47AM 0.21 | 3:16PM 0.93 | ||||||||||||||||||
Monday 08 | Tuesday 09 | Wednesday 10 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:54 | - | - | - | - |
| Sunset | - | - | - | - | - | 4:52 | - | - | - | - | - | - | - | 4:52 | - | - | - | - | - | - | - | 4:52 | - | - |
 | | |  | |  |  | |  | | | | | | | | | | | | |  | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 11 | 11 | 14 | 17 | 16 | 13 | 11 | 9 | 8 | 7 | 9 | 12 | 13 | 9 | 9 | 7 | 6 | 6 | 9 | 12 | 12 | 10 | 9 |
| Feels °C (?) | 10 | 8 | 8 | 13 | 15 | 15 | 8 | 5 | 3 | 3 | 2 | 3 | 6 | 7 | 4 | 5 | 2 | 2 | 2 | 5 | 9 | 9 | 8 | 7 |
- 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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