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Surf Forecasts:
Hashikui Bay surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 8 pm Tuesday 12 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
19.8° C
(Which is slightly cooler than normal)How big are the waves at Hashikui Bay today?
The current surf forecast for Hashikui Bay at 12AM is: 1.1m 9s primary swell from a Southeast direction and 0.1m 9s secondary swell from a South direction (forecast issued at 08:00pm May 12). The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 3ft (0.9m) | 9s |
| Afternoon (13 May) | 2.5ft (0.8m) | 9s |
| Evening (13 May) | 2.5ft (0.7m) | 9s |
Table - waves today at Hashikui Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Wed afternoon. Warm (max 23°C on Thu morning, min 15°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Friday 15 | |||||||||||||||||||||
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 |   |    |    |    | ||||||||||||||||||||
SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 11 | SE 9 | SE 9 | SE 9 | ESE 9 | SE 8 | ESE 10 | ESE 10 | ESE 10 | SE 10 | ESE 9 | SE 10 | SE 9 | SE 10 | SE 10 | ESE 6 | |
241 | 220 | 188 | 141 | 138 | 120 | 99 | 101 | 115 | 88 | 70 | 65 | 55 | 35 | 67 | 67 | 65 | 80 | 31 | 45 | 41 | 45 | 23 | 25 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | off | off | glassy | glassy | cross-off | cross-off | off | cross-off | cross | cross | cross-on | cross-on | on | glassy | glassy | cross-on | cross-on | cross-on | cross | on | cross | cross-off | |
High Tide | 3:09PM1.46m | 3:14AM1.57m | 4:01PM1.58m | 3:45AM1.64m | 4:45PM1.67m | 4:15AM1.69m | ||||||||||||||||||
Low Tide | 9:08PM0.63m | 9:38AM0.40m | 9:52PM0.65m | 10:15AM0.24m | 10:31PM0.68m | 10:50AM0.11m | ||||||||||||||||||
 |  |  | |  | |  | | |  | | |  | | | | | | | | | | | | |
 | — | — | — | 5:03 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:01 | — | — | — | — |
 | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:53 | — | — | — | — | — | — | 6:54 |
— | — | 1 | — | — | — | 1 | 3 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 20 | 18 | 17 | 17 | 17 | 20 | 21 | 20 | 19 | 18 | 17 | 16 | 16 | 22 | 23 | 23 | 22 | 19 | 17 | 15 | 16 | 20 | 21 | 21 |
20 | 19 | 17 | 17 | 18 | 21 | 21 | 21 | 20 | 18 | 17 | 15 | 15 | 20 | 20 | 23 | 23 | 18 | 15 | 13 | 15 | 19 | 20 | 20 | |
Swell 1 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 11 | SE 9 | SE 9 | SE 9 | ESE 9 | SE 8 | ESE 10 | ESE 10 | ESE 10 | SE 10 | ESE 9 | SE 10 | SE 9 | SE 10 | SE 10 | ESE 6 |
 kJ | 241 | 220 | 188 | 141 | 138 | 120 | 99 | 101 | 115 | 88 | 70 | 65 | 55 | 35 | 67 | 67 | 65 | 80 | 31 | 45 | 41 | 45 | 23 | 25 |
Swell 2 Height (m) Direction Period (s) | S 10 | — | S 9 | S 11 | SE 11 | S 8 | S 8 | S 8 | S 8 | S 8 | S 7 | ESE 11 | SE 11 | SE 11 | S 7 | NNE 3 | S 7 | S 7 | SE 4 | SE 4 | SE 12 | SE 12 | SE 6 | ESE 10 |
| kJ | 2 | — | 2 | 2 | 20 | 1 | 1 | 1 | 1 | 4 | 1 | 11 | 19 | 19 | 1 | 1 | 4 | 1 | 4 | 4 | 21 | 21 | 8 | 19 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | S 8 | S 10 | S 10 | S 10 | S 10 | S 7 | S 9 | S 7 | S 8 | S 7 | — | S 7 | — | — | SE 10 | SE 12 | S 7 | S 7 | SE 12 | SE 11 |
| kJ | — | — | — | — | 1 | 2 | 2 | 2 | 2 | 4 | 2 | 4 | 4 | 1 | — | 4 | — | — | 17 | 21 | 4 | 4 | 21 | 20 |
Wind waves Height (m) Direction Period (s) | SSE 4 | — | — | — | — | — | — | — | — | SSW 2 | WSW 2 | — | N 2 | N 3 | NNE 3 | — | — | ESE 4 | — | — | NNE 2 | — | — | — |
| kJ | 16 | — | — | — | — | — | — | — | — | 1 | 1 | — | 1 | 2 | 3 | — | — | 8 | — | — | 1 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 3 | 3 | 49 | 0 | 0 | 3 | 3 | 3 | 3 | 3 | 21 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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