Surf Forecasts:
How big are the waves at Chokusen today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 10ft (3.0m), 12s period with E swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 8ft (2.4m), 12s period with E swell.
- Evening surf: Evening surf (21 Sep, local time) - 6ft (1.9m), 11s period with ENE swell.
The current surf forecast for Chokusen at 4AM is: 3.5m 12s primary swell from a East direction and 0.2m 9s secondary swell from a South direction (forecast issued at 08:00pm September 20). The wind direction is predicted to be cross-offshore and the swell rating is 5.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 10ft (3.0m) | 12s |
| Afternoon (21 Sep) | 8ft (2.4m) | 12s |
| Evening (21 Sep) | 6ft (1.9m) | 11s |
Table - waves today at Chokusen. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Sun night, min 22°C on Tue night). Winds increasing (calm on Mon morning, fresh winds from the NNE by Tue night). | ||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | ||||||||||||||||
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 13 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 | E 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | NE 7 | NE 6 | NE 6 | NE 6 |
Wave Graph  | ||||||||||||||||||
 kJ | 5798 | 5131 | 4725 | 3974 | 3753 | 2816 | 2084 | 1616 | 1045 | 854 | 822 | 873 | 324 | 260 | 160 | 162 | 190 | 136 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 3:30PM1.58m | 00:21AM1.56m | 4:06PM1.68m | 2:25AM1.61m | 4:33PM1.78m | |||||||||||||
Low Tide | 8:06PM1.46m | 8:30AM0.81m | 9:31PM1.33m | 9:32AM0.69m | ||||||||||||||
 |  | | | | |  | | | |  | |  | | | | | | |
 | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — |
 | 6:14 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:12 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 27 | 25 | 24 | 23 | 25 | 27 | 27 | 26 | 26 | 25 | 24 | 24 | 24 | 26 | 26 | 26 | 26 |
Feels °C | 28 | 29 | 28 | 27 | 25 | 28 | 30 | 30 | 28 | 27 | 26 | 25 | 24 | 22 | 23 | 23 | 23 | 24 |
Swell 1 Height (m) Direction Period (s) | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 | E 12 | ENE 11 | ENE 11 | S 8 | S 8 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | E 9 | E 9 |
| kJ | 5798 | 5131 | 4725 | 3974 | 3753 | 2816 | 2084 | 1616 | 1045 | 854 | 5 | 5 | 324 | 260 | 160 | 115 | 81 | 43 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | S 9 | S 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 | S 8 |
| kJ | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | S 8 | S 8 | S 8 | S 8 | SSW 8 | — | — | — | — | — | SE 9 | SE 9 | SE 9 |
| kJ | — | — | — | — | — | 6 | 6 | 6 | 5 | 7 | — | — | — | — | — | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | NNE 7 | NNE 7 | — | — | — | — | — | — | — | NNE 7 | ENE 11 | ENE 11 | NE 6 | NE 6 | NE 7 | NE 6 | NE 6 | NE 6 |
| kJ | 342 | 276 | — | — | — | — | — | — | — | 129 | 822 | 873 | 181 | 139 | 140 | 162 | 190 | 136 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 32 | 12 | 0 | 0 | 0 | 0 | 5 | 324 | 57 | 18 | 1 | 1 | 1 | 57 | 297 | 324 | 322 | 625 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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