Surf Forecasts:
How big are the waves at Hashikui Bay today (31 Aug):
- Morning surf: Morning surf (31 Aug, local time) - 2.5ft (0.7m), 7s period with SSW swell.
- Afternoon surf: Afternoon surf (31 Aug, local time) - 2.5ft (0.8m), 8s period with SSW swell.
- Evening surf: Evening surf (31 Aug, local time) - 1.5ft (0.5m), 8s period with S swell.
The current surf forecast for Hashikui Bay at 5AM is: 0.6m 8s primary swell from a South direction and 0.3m 10s secondary swell from a Southeast direction (forecast issued at 02:00am August 31). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | 2.5ft (0.7m) | 7s |
| Afternoon (31 Aug) | 2.5ft (0.8m) | 8s |
| Evening (31 Aug) | 1.5ft (0.5m) | 8s |
Table - waves today at Hashikui Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Wed night. Warm (max 31°C on Mon morning, min 24°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 31 | Tuesday 1 | Wednesday 2 | ||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSW 7 | S 7 | S 8 | SSW 7 | S 9 | SSW 8 | S 8 | S 8 | SSW 9 | SSW 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SSE 8 | SE 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 84 | 38 | 45 | 52 | 73 | 96 | 88 | 29 | 31 | 31 | 32 | 32 | 28 | 42 | 76 | 127 | 127 | 127 | 157 | 165 | 165 | 137 | 144 | 274 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | glassy |
High Tide | 7:38AM1.95m | 7:42PM1.92m | 8:17AM1.84m | 8:07PM1.88m | 9:01AM1.70m | 8:33PM1.82m | ||||||||||||||||||
Low Tide | 1:26AM0.48m | 1:41PM0.60m | 2:00AM0.46m | 2:09PM0.76m | 2:38AM0.48m | 2:37PM0.93m | ||||||||||||||||||
 |  |  | | | | | | | | | | | | | |  |  |  | | | |  | | |
 | — | 5:33 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:27 | — |
mm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — |
Temp °C | 27 | 27 | 27 | 30 | 31 | 30 | 28 | 27 | 26 | 25 | 25 | 28 | 30 | 29 | 28 | 27 | 27 | 27 | 27 | 28 | 30 | 29 | 28 | 26 |
Feels °C | 31 | 32 | 32 | 35 | 34 | 32 | 32 | 31 | 30 | 29 | 29 | 31 | 32 | 30 | 31 | 31 | 31 | 31 | 31 | 32 | 33 | 32 | 32 | 31 |
Swell 1 Height (m) Direction Period (s) | S 7 | S 7 | S 8 | S 8 | SE 10 | SE 10 | SE 10 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SE 9 | SE 9 | S 8 | SE 10 | S 8 | S 8 | S 8 | S 8 | SE 11 | SSE 8 |
| kJ | 52 | 38 | 45 | 52 | 16 | 15 | 15 | 29 | 20 | 20 | 32 | 32 | 28 | 42 | 14 | 14 | 127 | 15 | 157 | 165 | 165 | 137 | 18 | 192 |
Swell 2 Height (m) Direction Period (s) | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SW 10 | SSW 10 | SW 8 | SSW 9 | SSW 9 | SSW 9 | SE 10 | SE 10 | SE 10 | ESE 12 | ESE 12 | SE 9 | ESE 11 | SE 10 | SE 10 | SE 11 | SE 11 | E 10 | SE 11 |
| kJ | 17 | 17 | 16 | 16 | 25 | 4 | 10 | 18 | 31 | 31 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 12 | 14 | 17 | 18 | 18 | 8 | 18 |
Swell 3 Height (m) Direction Period (s) | SW 9 | SW 9 | SW 9 | S 11 | E 15 | E 14 | E 14 | SE 10 | SE 10 | SE 10 | SE 10 | SSW 8 | SSW 8 | ESE 12 | SW 8 | — | ESE 12 | E 11 | ESE 11 | ESE 11 | E 10 | E 10 | S 15 | ESE 10 |
| kJ | 3 | 3 | 3 | 2 | 5 | 4 | 4 | 15 | 15 | 15 | 15 | 7 | 7 | 15 | 3 | — | 13 | 2 | 12 | 11 | 9 | 8 | 4 | 11 |
Wind waves Height (m) Direction Period (s) | SSW 7 | SW 4 | SW 4 | SSW 7 | S 9 | SSW 8 | S 8 | SSW 3 | SSW 3 | SSW 3 | SSW 2 | — | SSE 2 | SSE 3 | S 8 | S 8 | — | S 8 | — | — | — | — | SSE 8 | SE 8 |
| kJ | 84 | 13 | 12 | 49 | 73 | 96 | 88 | 3 | 3 | 1 | 1 | — | 1 | 4 | 76 | 127 | — | 127 | — | — | — | — | 144 | 274 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 3 | 0 | 0 | 0 | 29 | 49 | 0 | 33 | 0 | 0 | 0 | 0 | 404 | 29 | 0 | 0 | 0 | 0 | 0 | 62 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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