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Surf Forecasts:
Hashikui Bay surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 2 am Sunday 10 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
20.3° 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 8AM is: 0.6m 11s primary swell from a Southeast direction and 0.3m 11s secondary swell from a Southeast direction, 0.4m 3s secondary swell from a North-northeast direction (forecast issued at 02:00am May 10). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 May) | 2ft (0.6m) | 11s |
| Afternoon (10 May) | 2ft (0.6m) | 10s |
| Evening (10 May) | 2ft (0.6m) | 10s |
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 21°C on Mon morning, min 16°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 10 | Monday 11 | Tuesday 12 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SE 10 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 9 | SE 9 | SE 9 | SE 9 | SE 10 | SE 10 | SE 10 | SE 9 | SE 9 | ESE 9 | SE 9 | ESE 9 | SE 9 | ESE 9 | |
84 | 71 | 72 | 71 | 67 | 65 | 64 | 61 | 60 | 59 | 55 | 41 | 41 | 27 | 54 | 50 | 48 | 64 | 112 | 370 | 260 | 145 | 123 | 108 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross-on | on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | glassy | glassy | cross | cross-off | cross-off | cross-off | cross | |
High Tide | 1:05AM1.39m | 12:24PM1.26m | 1:59AM1.44m | 2:02PM1.34m | 2:39AM1.51m | 3:09PM1.46m | ||||||||||||||||||
Low Tide | 7:06AM0.95m | 7:05PM0.59m | 8:12AM0.77m | 8:14PM0.61m | 8:59AM0.59m | |||||||||||||||||||
 | |  | | | | | | | | | | | | | | |  | | |  | | | | |
 | — | 5:05 | — | — | — | — | — | — | — | 5:03 | — | — | — | — | — | — | — | 5:03 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 14 | 14 | 18 | 20 | 20 | 18 | 16 | 16 | 16 | 16 | 20 | 21 | 20 | 19 | 17 | 16 | 16 | 18 | 20 | 20 | 20 | 20 | 18 |
12 | 11 | 11 | 15 | 17 | 18 | 16 | 14 | 14 | 15 | 15 | 18 | 18 | 17 | 17 | 16 | 15 | 16 | 19 | 19 | 18 | 17 | 19 | 17 | |
Swell 1 Height (m) Direction Period (s) | SE 10 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 9 | SE 9 | SE 9 | SE 9 | SE 10 | SE 10 | SE 10 | SE 9 | SE 9 | SE 9 | S 10 | ESE 9 | SE 9 | ESE 9 |
 kJ | 84 | 71 | 72 | 71 | 67 | 65 | 64 | 61 | 60 | 59 | 55 | 41 | 41 | 27 | 54 | 50 | 48 | 64 | 112 | 206 | 2 | 145 | 123 | 108 |
Swell 2 Height (m) Direction Period (s) | — | SE 11 | SE 11 | — | — | N 3 | — | — | — | — | — | — | SE 12 | SE 11 | — | S 12 | S 11 | S 11 | S 11 | — | — | S 10 | S 10 | — |
| kJ | — | 20 | 19 | — | — | 1 | — | — | — | — | — | — | 5 | 19 | — | 3 | 2 | 2 | 2 | — | — | 2 | 2 | — |
Swell 3 Height (m) Direction Period (s) | SW 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 11 | — | — | — | — | — | — | — |
| kJ | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | NNE 2 | NNE 3 | NNE 3 | NNE 3 | NNE 3 | — | — | — | — | — | — | SE 3 | SSE 3 | SE 3 | SE 3 | SE 4 | SE 4 | SE 4 | ESE 9 | SE 9 | SE 5 | SE 6 | SE 6 |
| kJ | — | 1 | 3 | 3 | 2 | 1 | — | — | — | — | — | — | 2 | 4 | 4 | 4 | 4 | 3 | 3 | 370 | 260 | 54 | 69 | 67 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 3 | 3 | 3 | 3 | 21 | 21 | 0 | 0 | 0 | 0 | 0 | 29 | 29 | 29 | 0 | 0 | 0 | 0 | 0 | 62 | 62 | 62 | 0 | 62 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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