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Surf Forecasts:
Hashikui Bay surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 2 am Friday 15 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
19.6° C
(Which is 1.0°C colder than average for this time of year)How big are the waves at Hashikui Bay today?
The current surf forecast for Hashikui Bay at 6AM is: 0.5m 9s primary swell from a Southeast direction and 0.3m 12s secondary swell from a Southeast direction, 0.5m 3s secondary swell from a North direction (forecast issued at 02:00am May 15). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 1.5ft (0.5m) | 10s |
| Afternoon (15 May) | 2.5ft (0.8m) | 6s |
| Evening (15 May) | 2.5ft (0.7m) | 5s |
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. | ||||||||||||||||||||||||
Friday 15 | Saturday 16 | Sunday 17 | ||||||||||||||||||||||
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 | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
ESE 9 | SE 10 | SE 9 | SE 10 | SE 10 | ESE 6 | ESE 8 | SE 5 | SE 5 | SE 9 | SE 6 | SE 11 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 9 | SE 11 | |
31 | 45 | 42 | 44 | 23 | 51 | 192 | 29 | 31 | 23 | 19 | 26 | 51 | 50 | 57 | 46 | 46 | 28 | 29 | 34 | 35 | 35 | 37 | 27 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | on | cross-on | cross-off | cross-off | cross-off | cross-off | glassy | glassy | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross | cross | on | on | glassy | off | glassy | |
High Tide | 4:15AM1.69m | 5:27PM1.73m | 4:45AM1.74m | 6:07PM1.75m | 5:15AM1.76m | 6:47PM1.74m | ||||||||||||||||||
Low Tide | 10:31PM0.68m | 10:50AM0.11m | 11:06PM0.72m | 11:25AM0.01m | 11:40PM0.78m | 12:01PM-0.03m | ||||||||||||||||||
 | |  | | | |  |  | | | | | | | | | | | | | | | | | |
 | — | 5:01 | — | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:55 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 18 | 16 | 16 | 21 | 22 | 21 | 20 | 19 | 18 | 18 | 18 | 21 | 22 | 22 | 20 | 18 | 18 | 18 | 17 | 22 | 25 | 26 | 22 | 20 |
16 | 14 | 14 | 20 | 21 | 20 | 20 | 19 | 19 | 19 | 19 | 21 | 21 | 20 | 19 | 17 | 18 | 18 | 17 | 22 | 24 | 26 | 22 | 21 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | SE 10 | SE 9 | SE 10 | SE 10 | SE 6 | SE 8 | ESE 8 | SE 5 | SE 5 | SE 6 | SE 5 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 9 | ESE 8 |
 kJ | 31 | 45 | 42 | 44 | 23 | 19 | 67 | 26 | 31 | 23 | 19 | 10 | 51 | 50 | 57 | 46 | 46 | 28 | 29 | 34 | 35 | 35 | 37 | 27 |
Swell 2 Height (m) Direction Period (s) | SE 10 | SE 12 | SE 12 | SE 12 | SE 6 | SE 9 | SE 11 | SE 11 | SE 8 | SE 9 | SE 8 | ESE 8 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 |
| kJ | 17 | 21 | 21 | 21 | 8 | 20 | 19 | 19 | 18 | 19 | 18 | 26 | 19 | 19 | 18 | 17 | 16 | 16 | 16 | 17 | 16 | 17 | 16 | 18 |
Swell 3 Height (m) Direction Period (s) | S 7 | S 7 | S 7 | S 7 | SE 12 | SE 11 | S 7 | S 7 | SE 11 | SE 11 | SE 11 | SE 11 | SE 15 | SE 15 | SE 15 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | NNE 3 | SE 10 |
| kJ | 1 | 1 | 4 | 4 | 21 | 20 | 1 | 1 | 19 | 19 | 19 | 19 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 1 | 4 |
Wind waves Height (m) Direction Period (s) | N 4 | N 4 | N 3 | N 3 | NNE 3 | ESE 6 | ESE 8 | SE 5 | — | — | — | — | — | — | — | — | — | — | — | NNE 2 | NE 3 | NNE 3 | — | — |
| kJ | 9 | 9 | 6 | 6 | 2 | 51 | 192 | 29 | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 2 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 3 | 3 | 3 | 3 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 3 | 3 | 0 | 0 | 3 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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