Surf Forecasts:
How big are the waves at Chokusen today (31 Aug):
- Afternoon surf: Afternoon surf (31 Aug, local time) - 1.5ft (0.5m), 9s period with S swell.
- Evening surf: Evening surf (31 Aug, local time) - 1.5ft (0.5m), 11s period with E swell.
The current surf forecast for Chokusen at 5PM is: 0.4m 11s primary swell from a East-northeast direction and 0.5m 7s secondary swell from a South-southeast direction, 0.5m 8s secondary swell from a South direction (forecast issued at 02:00pm August 31). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | - | - |
| Afternoon (31 Aug) | 1.5ft (0.5m) | 9s |
| Evening (31 Aug) | 1.5ft (0.5m) | 11s |
Table - waves today at Chokusen. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 46mm), heaviest during Wed night. Warm (max 28°C on Mon afternoon, min 26°C on Wed night). Winds increasing (light winds from the ESE on Mon night, fresh winds from the ENE by Thu morning). | ||||||||||||||||||||
Mon 31 | Tuesday 1 | Wednesday 2 | ||||||||||||||||||
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) | E 11 | S 9 | ENE 11 | E 11 | SSE 7 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SE 8 | SE 8 | SE 8 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 8 |
Wave Graph  | ||||||||||||||||||||
 kJ | 63 | 41 | 41 | 61 | 86 | 120 | 153 | 178 | 203 | 255 | 330 | 372 | 421 | 564 | 577 | 515 | 461 | 450 | 475 | 479 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on |
High Tide | 8:02PM2.12m | 8:25AM2.04m | 8:28PM2.11m | 9:11AM1.93m | 8:57PM2.06m | |||||||||||||||
Low Tide | 1:51PM0.56m | 2:15AM0.52m | 2:20PM0.73m | 2:54AM0.50m | 2:52PM0.92m | |||||||||||||||
 | | |  |  |  |  |  |  | | | | | | | | | |  |  | |
 | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — |
 | — | — | 6:39 | — | — | — | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:37 | — |
mm | — | — | — | — | 1 | — | 1 | — | 1 | 1 | 1 | 2 | 3 | 1 | 2 | 4 | 3 | 5 | 2 | — |
Temp °C | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 26 |
Feels °C | 30 | 30 | 31 | 30 | 29 | 30 | 29 | 30 | 30 | 30 | 31 | 29 | 30 | 30 | 30 | 30 | 30 | 28 | 27 | 26 |
Swell 1 Height (m) Direction Period (s) | SSE 7 | SSE 7 | SSE 7 | SSE 7 | ENE 11 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SE 8 | SE 8 | SE 8 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | E 11 |
| kJ | 28 | 29 | 27 | 47 | 38 | 120 | 153 | 178 | 203 | 255 | 330 | 372 | 421 | 564 | 577 | 515 | 461 | 450 | 475 | 155 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | S 8 | E 11 | SSW 8 | ENE 11 | ENE 11 | E 14 | E 14 | E 14 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 | E 12 | E 11 | E 11 | E 16 |
| kJ | 38 | 38 | 37 | 61 | 14 | 38 | 38 | 61 | 59 | 91 | 88 | 157 | 148 | 184 | 178 | 175 | 166 | 155 | 155 | 5 |
Swell 3 Height (m) Direction Period (s) | E 11 | ENE 11 | ENE 11 | SSW 8 | SE 9 | E 14 | E 14 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | SW 9 | — | S 8 | SW 10 | SW 10 | SW 10 | E 18 | E 18 | S 11 |
| kJ | 63 | 41 | 41 | 23 | 13 | 37 | 62 | 38 | 38 | 38 | 40 | 3 | — | 1 | 4 | 4 | 4 | 6 | 6 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SSE 7 | — | — | — | — | — | — | — | — | — | — | NE 5 | ENE 6 | ENE 6 | — | SE 8 |
| kJ | — | — | — | — | 86 | — | — | — | — | — | — | — | — | — | — | 6 | 4 | 4 | — | 479 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 0 | 322 | 322 | 322 | 27 | 33 | 33 | 33 | 297 | 371 | 812 | 342 | 33 | 33 | 57 | 67 | 297 | 371 | 371 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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