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Surf Forecasts:
Hashikui Bay surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 8 pm Saturday 30 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
22.7° C
(Which is slightly warmer than usual)How big are the waves at Hashikui Bay today (31 May):
- Morning surf: Morning surf (31 May, local time) - 2.5ft (0.8m), 13s period with S swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 3.5ft (1.1m), 12s period with S swell.
- Evening surf: Evening surf (31 May, local time) - 3.5ft (1.1m), 12s period with S swell.
The current surf forecast for Hashikui Bay at 1AM is: 0.2m 12s primary swell from a East-southeast direction and 0.3m 6s secondary swell from a South-southeast direction (forecast issued at 08:00pm May 30). The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 2.5ft (0.8m) | 13s |
| Afternoon (31 May) | 3.5ft (1.1m) | 12s |
| Evening (31 May) | 3.5ft (1.1m) | 12s |
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 40mm), heaviest during Tue afternoon. Warm (max 26°C on Sun afternoon, min 18°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 30 | Sunday 31 | Monday 1 | Tuesday 2 | |||||||||||||||||||||
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 |   |    |    |    | ||||||||||||||||||||
ESE 11 | ESE 9 | ESE 12 | S 15 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 | S 11 | S 11 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 14 | S 14 | S 14 | SSW 14 | S 14 | |
12 | 8 | 14 | 41 | 138 | 225 | 255 | 359 | 403 | 341 | 311 | 235 | 377 | 700 | 796 | 878 | 976 | 875 | 1127 | 1363 | 1243 | 1190 | 972 | 1294 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | glassy | glassy | glassy | glassy | off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | glassy | cross | cross | cross | |
High Tide | 5:46PM1.73m | 4:45AM1.77m | 6:27PM1.75m | 5:20AM1.79m | 7:07PM1.74m | 5:55AM1.79m | ||||||||||||||||||
Low Tide | 11:14PM0.88m | 11:36AM0.01m | 11:51PM0.92m | 12:14PM-0.01m | 00:27AM0.95m | 12:52PM0.01m | ||||||||||||||||||
 |  | | |  | | |  | |  | | | | | | | |  | |  |  |  | | | |
 | — | — | — | 4:52 | — | — | — | — | — | — | — | 4:52 | — | — | — | — | — | — | — | 4:52 | — | — | — | — |
 | 7:05 | — | — | — | — | — | — | — | 7:06 | — | — | — | — | — | — | — | 7:06 | — | — | — | — | — | — | 7:07 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 5 | 7 | 7 | 9 | |
Temp °C | 23 | 21 | 22 | 21 | 22 | 24 | 25 | 26 | 24 | 20 | 19 | 18 | 18 | 22 | 24 | 23 | 22 | 20 | 20 | 19 | 18 | 19 | 19 | 20 |
24 | 21 | 23 | 22 | 24 | 26 | 25 | 26 | 24 | 20 | 19 | 19 | 19 | 23 | 23 | 22 | 23 | 21 | 20 | 21 | 20 | 20 | 18 | 19 | |
Swell 1 Height (m) Direction Period (s) | SSE 6 | ESE 9 | SSE 6 | S 15 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 | S 11 | SSE 6 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 14 | S 14 | S 14 | SSW 14 | S 14 |
 kJ | 6 | 8 | 6 | 41 | 138 | 225 | 255 | 359 | 403 | 341 | 311 | 82 | 377 | 700 | 796 | 878 | 976 | 875 | 1127 | 1363 | 1243 | 1190 | 972 | 1294 |
Swell 2 Height (m) Direction Period (s) | ESE 9 | S 5 | ESE 12 | SE 7 | SSE 5 | SE 9 | SSE 5 | ESE 12 | SE 12 | S 15 | S 15 | S 11 | S 11 | SSE 6 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | ESE 10 |
| kJ | 8 | 2 | 14 | 7 | 5 | 12 | 3 | 14 | 22 | 107 | 159 | 235 | 188 | 37 | 19 | 19 | 19 | 19 | 19 | 18 | 17 | 16 | 16 | 10 |
Swell 3 Height (m) Direction Period (s) | ESE 11 | SSE 6 | ESE 9 | S 5 | ESE 12 | ESE 12 | ESE 12 | SE 12 | SE 12 | SE 12 | SE 12 | S 14 | SSE 6 | SE 11 | ESE 11 | — | SE 11 | SE 11 | — | SE 11 | SE 12 | SE 12 | SE 12 | SE 12 |
| kJ | 12 | 3 | 8 | 2 | 13 | 13 | 13 | 23 | 22 | 22 | 21 | 144 | 48 | 19 | 12 | — | 30 | 19 | — | 18 | 6 | 6 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | S 3 | S 5 | SSE 6 | — | — | — | SSE 5 | SSE 5 | SSE 4 | SSE 5 | SSE 5 | — | — | ESE 10 | SE 5 | SE 6 |
| kJ | — | — | — | — | — | — | — | — | 7 | 50 | 83 | — | — | — | 23 | 13 | 28 | 29 | 38 | — | — | 9 | 49 | 150 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 19 | 16 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 29 | 0 | 0 | 0 | 0 | 0 | 62 | 82 | 415 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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