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Surf Forecasts:
Hashikui Bay surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 8 pm Friday 22 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
21.4° 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 5AM is: 1.6m 6s primary swell from a Southeast direction and 0.2m 6s secondary swell from a South-southwest direction (forecast issued at 08:00pm May 22). An open ocean swell of 0.3m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 6ft (1.9m) | 7s |
| Afternoon (23 May) | 7ft (2.2m) | 7s |
| Evening (23 May) | 6ft (1.9m) | 7s |
Table - waves today at Hashikui Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 27mm), heaviest during Fri night. Warm (max 24°C on Mon morning, min 19°C on Fri night). Winds decreasing (fresh winds from the ESE on Fri night, calm by Mon morning). | ||||||||||||||||||||||||
Fri 22 | Saturday 23 | Sunday 24 | Monday 25 | |||||||||||||||||||||
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 | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
S 7 | S 6 | SE 5 | SE 6 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | SE 8 | SE 8 | SE 8 | SE 8 | ESE 8 | |
33 | 29 | 24 | 152 | 230 | 305 | 495 | 437 | 332 | 296 | 373 | 322 | 475 | 451 | 310 | 372 | 389 | 345 | 284 | 86 | 62 | 64 | 69 | 44 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross | cross | cross | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | glassy | glassy | cross-off | cross-off | |
High Tide | 10:47PM1.46m | 9:31AM1.39m | 11:51PM1.44m | 11:09AM1.31m | 00:51AM1.46m | 12:57PM1.32m | ||||||||||||||||||
Low Tide | 3:34PM0.37m | 4:17AM1.03m | 4:37PM0.51m | 5:48AM0.97m | 5:52PM0.63m | 7:10AM0.84m | ||||||||||||||||||
 |  |  |  |  | | | | |  | | | | | | | | |  | |  | | | | |
 | — | — | — | 4:56 | — | — | — | — | — | — | — | 4:56 | — | — | — | — | — | — | — | 4:54 | — | — | — | — |
 | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | 7:01 |
— | — | 1 | 8 | 4 | 1 | 1 | 1 | 2 | 3 | 3 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 20 | 19 | 20 | 19 | 19 | 20 | 19 | 20 | 21 | 21 | 20 | 20 | 21 | 23 | 23 | 22 | 20 | 19 | 19 | 19 | 23 | 24 | 23 |
20 | 19 | 20 | 17 | 15 | 15 | 17 | 16 | 19 | 20 | 19 | 19 | 21 | 22 | 24 | 23 | 23 | 21 | 20 | 20 | 20 | 25 | 25 | 24 | |
Swell 1 Height (m) Direction Period (s) | S 7 | S 6 | SSE 6 | SSW 6 | ESE 9 | SW 6 | — | — | — | — | — | SSE 7 | SE 7 | SE 7 | SE 7 | SE 8 | SE 7 | SE 7 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | ESE 8 |
 kJ | 33 | 29 | 22 | 4 | 9 | 2 | — | — | — | — | — | 58 | 248 | 189 | 176 | 143 | 171 | 151 | 110 | 86 | 62 | 64 | 69 | 44 |
Swell 2 Height (m) Direction Period (s) | SE 9 | ESE 10 | NNE 4 | — | SW 6 | — | — | — | — | — | — | — | — | — | — | — | SE 7 | SE 7 | SE 10 | SE 10 | ESE 10 | ESE 10 | SW 7 | SSE 7 |
| kJ | 23 | 10 | 2 | — | 6 | — | — | — | — | — | — | — | — | — | — | — | 41 | 27 | 25 | 25 | 20 | 10 | 2 | 11 |
Swell 3 Height (m) Direction Period (s) | SSE 8 | SE 8 | SW 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 8 | SW 8 | SSW 7 | SSW 7 | S 8 | ESE 11 |
| kJ | 6 | 10 | 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | 5 | 5 | 1 | 11 |
Wind waves Height (m) Direction Period (s) | N 4 | N 4 | SE 5 | SE 6 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | — | — | — | — | S 2 |
| kJ | 20 | 14 | 24 | 152 | 230 | 305 | 495 | 437 | 332 | 296 | 373 | 322 | 475 | 451 | 310 | 372 | 389 | 345 | 284 | — | — | — | — | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 19 | 3 | 62 | 264 | 308 | 308 | 404 | 62 | 62 | 62 | 62 | 62 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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