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Surf Forecasts:
Hashikui Bay surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 8 am Saturday 16 May 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
20.5° C
(Which is normal for this time of year)How big are the waves at Hashikui Bay today?
The current surf forecast for Hashikui Bay at 12PM is: 0.6m 8s primary swell from a Southeast direction and 0.3m 11s secondary swell from a Southeast direction (forecast issued at 08:00am May 16). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 2ft (0.6m) | 8s |
| Afternoon (16 May) | 2ft (0.6m) | 8s |
| Evening (16 May) | 2ft (0.6m) | 8s |
Table - waves today at Hashikui Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 26°C on Sun afternoon, min 17°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 16 | Sunday 17 | Monday 18 | Tue 19 | |||||||||||||||||||||
6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SE 11 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 9 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | ESE 10 | SE 10 | SE 10 | SE 10 | |
18 | 53 | 41 | 40 | 40 | 38 | 29 | 29 | 29 | 30 | 31 | 35 | 36 | 25 | 26 | 16 | 47 | 47 | 24 | 25 | 39 | 27 | 28 | 28 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross | cross | on | on | on | off | cross-off | glassy | cross-off | glassy | glassy | cross-off | cross-off | cross-off | off | off | off | |
High Tide | 4:45AM1.74m | 6:07PM1.75m | 5:15AM1.76m | 6:47PM1.74m | 5:46AM1.77m | 7:27PM1.69m | ||||||||||||||||||
Low Tide | 11:25AM0.01m | 11:40PM0.78m | 12:01PM-0.03m | 00:14AM0.84m | 12:38PM-0.03m | 00:49AM0.90m | ||||||||||||||||||
 |  | | | |  | | | | | | | | | | | | | | | | | | | |
 | 5:00 | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:58 |
 | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:55 | — | — | — | — | — | — | — | 6:57 | — | — | 6:58 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 18 | 21 | 22 | 22 | 21 | 18 | 18 | 17 | 17 | 22 | 25 | 26 | 22 | 21 | 19 | 19 | 19 | 22 | 24 | 24 | 22 | 19 | 19 | 18 |
19 | 20 | 21 | 21 | 21 | 18 | 18 | 17 | 16 | 22 | 24 | 25 | 22 | 22 | 19 | 18 | 18 | 22 | 23 | 23 | 22 | 19 | 20 | 18 | |
Swell 1 Height (m) Direction Period (s) | SE 5 | SE 8 | SE 8 | SE 11 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 9 | ESE 8 | SE 8 | SE 7 | SE 10 | SE 10 | SE 8 | SE 8 | ESE 10 | SE 10 | SE 10 | SE 8 |
 kJ | 16 | 53 | 41 | 19 | 40 | 38 | 29 | 29 | 29 | 30 | 31 | 35 | 36 | 25 | 16 | 14 | 47 | 47 | 15 | 15 | 39 | 27 | 28 | 20 |
Swell 2 Height (m) Direction Period (s) | SE 8 | SE 11 | SE 11 | SE 15 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 | NNE 3 | SE 11 | SE 10 | SE 10 | SE 12 | SE 12 | SE 10 | SE 10 | SSE 7 | SE 8 | SE 8 | SE 10 |
| kJ | 17 | 19 | 19 | 9 | 18 | 16 | 16 | 16 | 16 | 16 | 16 | 18 | 2 | 19 | 26 | 16 | 6 | 6 | 24 | 25 | 5 | 14 | 14 | 28 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SE 15 | SE 15 | S 6 | SE 15 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | SE 11 | NNE 3 | — | SE 12 | SE 12 | SE 7 | SE 12 | SE 12 | ESE 10 | — | — | — |
| kJ | 18 | 9 | 9 | 1 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 19 | 1 | — | 6 | 6 | 2 | 6 | 6 | 18 | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | SE 8 | — | — | — | — | — | — | NE 2 | NNE 3 | NNW 3 | — | — | — | — | — | — | S 2 | S 3 | S 3 | S 3 | — |
| kJ | — | — | — | 40 | — | — | — | — | — | — | 2 | 4 | 3 | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 3 | 3 | 3 | 0 | 3 | 3 | 3 | 0 | 0 | 29 | 29 | 0 | 16 | 16 | 16 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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