Surf Forecasts:
How big are the waves at Chokusen today (17 Aug):
- Afternoon surf: Afternoon surf (17 Aug, local time) - 3.5ft (1.1m), 10s period with E swell.
- Evening surf: Evening surf (17 Aug, local time) - 3.5ft (1.0m), 9s period with E swell.
The current surf forecast for Chokusen at 8PM is: 1.0m 9s primary swell from a East direction and 0.5m 8s secondary swell from a South direction, 0.5m 4s secondary swell from a South direction (forecast issued at 02:00pm August 17). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | - | - |
| Afternoon (17 Aug) | 3.5ft (1.1m) | 10s |
| Evening (17 Aug) | 3.5ft (1.0m) | 9s |
Table - waves today at Chokusen. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 24mm), heaviest during Wed night. Warm (max 29°C on Mon afternoon, min 27°C on Mon night). Wind will be generally light. | ||||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | ||||||||||||||||||
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 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
Wave Graph  | ||||||||||||||||||||
 kJ | 225 | 220 | 175 | 168 | 133 | 133 | 130 | 130 | 101 | 101 | 99 | 96 | 92 | 173 | 140 | 138 | 138 | 163 | 135 | 107 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on |
High Tide | 9:02PM1.99m | 9:38AM1.76m | 9:28PM1.93m | 10:30AM1.62m | ||||||||||||||||
Low Tide | 2:54PM0.73m | 3:25AM0.68m | 3:21PM0.94m | 4:07AM0.74m | 3:49PM1.13m | |||||||||||||||
 |  |  |  | | | | | | | |  |  | |  | | | | | | |
 | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — |
 | — | — | 6:55 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:53 | — |
mm | 1 | — | — | — | — | — | 1 | — | — | — | — | — | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 3 |
Temp °C | 28 | 29 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 |
Feels °C | 30 | 31 | 31 | 30 | 31 | 31 | 31 | 30 | 30 | 31 | 31 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 32 | 32 |
Swell 1 Height (m) Direction Period (s) | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | E 8 |
| kJ | 225 | 220 | 175 | 168 | 133 | 133 | 130 | 130 | 101 | 101 | 99 | 96 | 92 | 143 | 14 | 15 | 15 | 17 | 16 | 107 |
Swell 2 Height (m) Direction Period (s) | S 8 | S 8 | S 8 | S 8 | SSE 5 | S 8 | SSE 5 | S 7 | S 7 | S 7 | SSE 7 | S 7 | SE 10 | SSE 5 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SSE 6 |
| kJ | 18 | 18 | 18 | 40 | 8 | 28 | 9 | 26 | 26 | 15 | 17 | 28 | 27 | 15 | 27 | 27 | 26 | 26 | 26 | 18 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 11 | SE 11 | S 8 | SE 11 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SW 9 | SE 10 | S 8 | S 7 | S 7 | S 7 | S 8 | SE 10 |
| kJ | 30 | 30 | 30 | 30 | 10 | 30 | 30 | 18 | 18 | 17 | 17 | 16 | 3 | 27 | 10 | 4 | 4 | 4 | 4 | 26 |
Wind waves Height (m) Direction Period (s) | S 4 | S 4 | S 4 | S 5 | S 5 | — | — | — | — | — | E 3 | ENE 3 | SE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | — |
| kJ | 9 | 10 | 10 | 12 | 13 | — | — | — | — | — | 1 | 3 | 45 | 173 | 140 | 138 | 138 | 163 | 135 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 692 | 692 | 692 | 14 | 18 | 18 | 5 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 297 | 371 | 342 | 33 | 33 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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