Surf Forecasts:
How big are the waves at Chokusen today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 2.5ft (0.7m), 13s period with E swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 5ft (1.5m), 6s period with ENE swell.
- Evening surf: Evening surf (17 Sep, local time) - 5ft (1.5m), 7s period with E swell.
The current surf forecast for Chokusen at 2AM is: 0.7m 13s primary swell from a East direction and 0.9m 9s secondary swell from a East-southeast direction, 1.0m 5s secondary swell from a Northeast direction (forecast issued at 08:00pm September 16). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 2.5ft (0.7m) | 13s |
| Afternoon (17 Sep) | 5ft (1.5m) | 6s |
| Evening (17 Sep) | 5ft (1.5m) | 7s |
Table - waves today at Chokusen. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 77mm), heaviest during Fri night. Warm (max 26°C on Fri morning, min 24°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Wed 16 | Thursday 17 | Friday 18 | ||||||||||||||||
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 14 | E 13 | E 13 | E 13 | E 13 | E 13 | ENE 6 | ENE 6 | ENE 6 | E 7 | ENE 7 | E 12 | ENE 6 | E 7 | ENE 8 | ENE 9 | ENE 9 | E 9 |
Wave Graph  | ||||||||||||||||||
 kJ | 195 | 171 | 168 | 168 | 168 | 168 | 137 | 167 | 165 | 212 | 145 | 104 | 125 | 320 | 671 | 841 | 1097 | 1026 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on |
High Tide | 8:32PM1.96m | 9:59AM1.67m | 8:57PM1.87m | 11:04AM1.55m | ||||||||||||||
Low Tide | 3:20AM0.63m | 3:05PM1.22m | 4:04AM0.74m | 3:34PM1.35m | ||||||||||||||
 |  | | |  | | | | | | | | | | | | | | |
 | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | 6:19 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:16 | — |
mm | 2 | 2 | 1 | 1 | — | 1 | 3 | 2 | 3 | 4 | 5 | 4 | 4 | 4 | 7 | 6 | 5 | 11 |
Temp °C | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 25 |
Feels °C | 26 | 27 | 26 | 25 | 23 | 25 | 25 | 25 | 25 | 26 | 26 | 27 | 26 | 27 | 27 | 26 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | ESE 9 | E 12 | E 12 | ESE 8 | ESE 8 | E 12 | ENE 8 | E 9 | E 9 | S 9 |
| kJ | 146 | 146 | 143 | 143 | 111 | 111 | 79 | 54 | 61 | 104 | 104 | 67 | 53 | 72 | 473 | 663 | 885 | 15 |
Swell 2 Height (m) Direction Period (s) | E 14 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 12 | SE 9 | ESE 8 | E 12 | E 12 | SE 8 | S 10 | S 9 | S 9 | SSE 8 |
| kJ | 195 | 171 | 168 | 168 | 168 | 168 | 123 | 117 | 108 | 3 | 41 | 104 | 103 | 3 | 7 | 7 | 15 | 7 |
Swell 3 Height (m) Direction Period (s) | S 7 | S 7 | S 7 | — | — | SE 9 | SE 8 | SE 9 | SE 9 | E 16 | SE 8 | SE 8 | SSE 8 | S 10 | SE 8 | SE 8 | SSE 8 | SE 8 |
| kJ | 1 | 1 | 1 | — | — | 3 | 3 | 3 | 3 | 5 | 3 | 3 | 7 | 2 | 3 | 3 | 7 | 3 |
Wind waves Height (m) Direction Period (s) | NE 5 | NE 5 | NE 5 | NE 5 | NE 5 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | E 7 | ENE 7 | ENE 6 | ENE 6 | E 7 | ENE 8 | ENE 9 | ENE 9 | E 9 |
| kJ | 25 | 37 | 44 | 51 | 49 | 72 | 137 | 167 | 165 | 212 | 145 | 94 | 125 | 320 | 671 | 841 | 1097 | 1026 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 309 | 33 | 67 | 33 | 33 | 33 | 33 | 309 | 33 | 297 | 94 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
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