Surf Forecasts:
How big are the waves at Chokusen today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 6ft (1.9m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 8ft (2.4m), 9s period with ENE swell.
- Evening surf: Evening surf (18 Sep, local time) - 8ft (2.5m), 10s period with E swell.
The current surf forecast for Chokusen at 1AM is: 1.5m 7s primary swell from a East direction and 0.5m 12s secondary swell from a East direction, 0.1m 8s secondary swell from a Southeast direction (forecast issued at 08:00pm September 17). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 6ft (1.9m) | 8s |
| Afternoon (18 Sep) | 8ft (2.4m) | 9s |
| Evening (18 Sep) | 8ft (2.5m) | 10s |
Table - waves today at Chokusen. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 54mm), heaviest during Fri night. Warm (max 27°C on Sun morning, min 24°C on Sat night). Wind will be generally light. | ||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | ||||||||||||||||
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 7 | E 7 | E 7 | E 7 | E 7 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 12 | E 15 | E 14 |
Wave Graph  | ||||||||||||||||||
 kJ | 270 | 255 | 225 | 218 | 255 | 427 | 688 | 841 | 997 | 1199 | 1320 | 1320 | 1303 | 1330 | 1275 | 2798 | 6186 | 5555 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross |
High Tide | 8:57PM1.87m | 11:04AM1.55m | 9:26PM1.76m | 1:20PM1.50m | ||||||||||||||
Low Tide | 3:05PM1.22m | 4:04AM0.74m | 3:34PM1.35m | 5:07AM0.84m | 4:37PM1.46m | |||||||||||||
 |  | | | | | | | |  | | | | |  | | |  | |
 | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | 6:17 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:15 | — |
mm | 4 | 3 | 4 | 5 | 5 | 4 | 4 | 4 | 3 | 6 | 6 | 5 | 4 | 1 | — | — | — | — |
Temp °C | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 |
Feels °C | 25 | 26 | 26 | 27 | 26 | 26 | 26 | 26 | 26 | 25 | 26 | 25 | 25 | 24 | 26 | 26 | 27 | 28 |
Swell 1 Height (m) Direction Period (s) | E 12 | E 12 | E 12 | E 12 | E 12 | ENE 12 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | ESE 13 | ESE 13 | E 12 | E 15 | E 14 |
| kJ | 108 | 73 | 73 | 73 | 72 | 48 | 7 | 7 | 15 | 15 | 14 | 14 | 13 | 204 | 721 | 2798 | 6186 | 5555 |
Swell 2 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 8 | SE 8 | SE 9 | SE 8 | SE 8 | SE 8 | SSE 8 | SE 8 | SE 8 | — | ESE 16 | ESE 20 | ESE 18 | ESE 16 | S 8 | S 9 |
| kJ | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 7 | 3 | 3 | — | 25 | 75 | 360 | 1428 | 13 | 13 |
Swell 3 Height (m) Direction Period (s) | E 16 | E 16 | S 11 | S 11 | S 10 | S 10 | — | — | — | — | — | — | E 21 | S 8 | S 8 | S 8 | — | — |
| kJ | 5 | 5 | 2 | 2 | 2 | 2 | — | — | — | — | — | — | 9 | 13 | 12 | 12 | — | — |
Wind waves Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | E 7 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | — | — | — |
| kJ | 270 | 255 | 225 | 218 | 255 | 427 | 688 | 841 | 997 | 1199 | 1320 | 1320 | 1303 | 1330 | 1275 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 33 | 33 | 33 | 33 | 33 | 248 | 309 | 309 | 135 | 135 | 135 | 33 | 33 | 33 | 33 | 33 | 33 | 1 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
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