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Surf Forecasts:
Hashikui Bay surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 2 am Wednesday 08 Apr 2026 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
17.5° C
(Which is slightly cooler than normal)How big are the waves at Hashikui Bay today?
The current surf forecast for Hashikui Bay at 6AM is: 0.7m 8s primary swell from a South direction and 0.2m 9s secondary swell from a East-southeast direction, 1.2m 5s secondary swell from a North direction (forecast issued at 02:00am April 08). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Apr) | 3.5ft (1.1m) | 5s |
| Afternoon (08 Apr) | 2.5ft (0.8m) | 4s |
| Evening (08 Apr) | 1ft (0.3m) | 12s |
Table - waves today at Hashikui Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 08 | Thursday 09 | Friday 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) (?) | 5 | 5 | 5 | 5 | 8 | 8 | 8 | 12 | 12 | 12 | 12 | 7 | 9 | 9 | 11 | 11 | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 106 | 85 | 69 | 52 | 36 | 21 | 19 | 22 | 22 | 36 | 35 | 32 | 21 | 20 | 19 | 19 | 332 | 427 | 456 | 654 | 1035 | 886 | 629 | 903 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | on | on | cross- off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | off | off | off | cross |
High Tide / height (m) | 9:30PM 1.34 | 8:11AM 1.48 | 10:48PM 1.23 | 8:50AM 1.36 | 12:55AM 1.21 | 10:08AM 1.23 | ||||||||||||||||||
Low Tide / height (m) | 2:32AM 0.91 | 3:30PM 0.27 | 3:18AM 1.03 | 4:43PM 0.40 | 5:21AM 1.10 | 6:29PM 0.46 | ||||||||||||||||||
Wednesday 08 | Thursday 09 | Friday 10 | ||||||||||||||||||||||
| Sunrise | - | - | 5:41 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:25 | - | - | - | - | - | - | - | 6:27 | - | - | - | - | - | - | - | 6:28 | - |
 | |  | | | | | | | | |  | | |  |  | |  | |  |  | |  |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | 1 | 4 | 7 | 13 | 2 | - | - |
| Temp. °C | 8 | 7 | 6 | 11 | 13 | 15 | 12 | 11 | 10 | 10 | 10 | 15 | 15 | 15 | 17 | 18 | 17 | 17 | 18 | 20 | 21 | 21 | 20 | 19 |
| Feels °C (?) | 2 | 1 | 1 | 5 | 7 | 12 | 9 | 9 | 7 | 7 | 7 | 11 | 12 | 13 | 13 | 12 | 13 | 15 | 15 | 18 | 18 | 21 | 22 | 21 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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