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Surf Forecasts:
Hashikui Bay surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 2 pm Thursday 30 Apr 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
21.0° C
(Which is 1.3°C warmer than normal for this time of year)How big are the waves at Hashikui Bay today?
The current surf forecast for Hashikui Bay at 7PM is: 2.0m 7s primary swell from a Southeast direction and 0.1m 13s secondary swell from a South direction (forecast issued at 02:00pm April 30). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Apr) | - | - |
| Afternoon (30 Apr) | 2ft (0.6m) | 6s |
| Evening (30 Apr) | 8ft (2.5m) | 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 47mm), heaviest during Thu afternoon. Warm (max 22°C on Sun morning, min 13°C on Fri night). Winds increasing (calm on Fri morning, fresh winds from the S by Sun morning). | ||||||||||||||||||||||||
Thu 30 | Friday 1 | Saturday 2 | Sun 3 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SE 9 | SE 6 | SE 7 | SE 7 | SE 8 | SE 8 | SE 7 | SSW 8 | S 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SE 10 | SE 10 | NNW 5 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 9 | |
13 | 24 | 261 | 623 | 939 | 783 | 394 | 857 | 403 | 361 | 287 | 136 | 117 | 15 | 15 | 31 | 16 | 17 | 27 | 26 | 26 | 25 | 24 | 22 | |
Wind (km/h) | ||||||||||||||||||||||||
on | glassy | cross | cross | cross | cross | off | glassy | cross-on | cross-off | cross | glassy | cross-off | cross | cross | glassy | cross-off | cross | glassy | glassy | glassy | off | off | cross-off | |
High Tide | 5:11PM1.72m | 4:51AM1.70m | 5:50PM1.75m | 5:18AM1.73m | 6:29PM1.75m | 5:45AM1.75m | ||||||||||||||||||
Low Tide | 10:46AM0.17m | 11:03PM0.54m | 11:18AM0.05m | 11:35PM0.60m | 11:52AM-0.02m | 00:07AM0.68m | ||||||||||||||||||
 | |  |  | | |  |  | | | |  |  | |  |  | |  | |  | | | | | |
 | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:11 | — | — |
 | — | — | 6:43 | — | — | — | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | 6:45 |
7 | 7 | 11 | 6 | 7 | 8 | 1 | 1 | 2 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 14 | 17 | 18 | 18 | 19 | 20 | 20 | 18 | 18 | 15 | 14 | 14 | 13 | 13 | 20 | 20 | 21 | 19 | 18 | 17 | 17 | 18 | 22 |
12 | 14 | 14 | 14 | 16 | 17 | 21 | 22 | 18 | 16 | 11 | 13 | 12 | 11 | 11 | 18 | 18 | 20 | 19 | 18 | 17 | 16 | 17 | 19 | |
Swell 1 Height (m) Direction Period (s) | SE 9 | SE 6 | S 13 | S 13 | S 13 | — | S 13 | S 8 | S 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SW 8 | SW 8 | SW 8 | SW 7 | SE 10 | SE 10 | SE 10 | SW 6 | SE 10 | SE 10 | SE 9 |
 kJ | 13 | 24 | 4 | 3 | 3 | — | 3 | 502 | 403 | 361 | 287 | 136 | 117 | 69 | 30 | 28 | 12 | 17 | 27 | 26 | 8 | 25 | 24 | 22 |
Swell 2 Height (m) Direction Period (s) | SE 6 | SE 9 | — | — | — | — | — | SE 8 | SE 9 | SE 7 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | N 4 | SE 10 | SW 6 | SSW 6 | SW 6 | SE 10 | SE 10 | — | — |
| kJ | 1 | 12 | — | — | — | — | — | 24 | 62 | 22 | 33 | 34 | 24 | 15 | 15 | 3 | 16 | 7 | 4 | 8 | 26 | 16 | — | — |
Swell 3 Height (m) Direction Period (s) | — | N 3 | — | — | — | — | — | — | NNE 3 | SE 9 | — | NNW 4 | NNW 7 | NNW 7 | SSW 4 | SE 10 | N 4 | N 3 | — | — | — | — | — | — |
| kJ | — | 1 | — | — | — | — | — | — | 1 | 28 | — | 3 | 9 | 4 | 2 | 16 | 1 | 1 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNE 4 | — | SE 7 | SE 7 | SE 8 | SE 8 | SE 7 | SSW 8 | N 3 | SW 8 | NW 4 | NW 6 | NW 6 | NNW 5 | NNW 4 | NNW 5 | NNW 4 | — | — | — | — | SW 5 | SSW 5 | SSW 4 |
| kJ | 7 | — | 261 | 623 | 939 | 783 | 394 | 857 | 6 | 1245 | 4 | 49 | 67 | 8 | 9 | 31 | 7 | — | — | — | — | 7 | 10 | 15 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 331 | 19 | 304 | 372 | 264 | 29 | 0 | 0 | 3 | 0 | 4 | 0 | 0 | 3 | 3 | 3 | 49 | 82 | 3 | 3 | 3 | 19 | 62 | 82 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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