Surf Forecasts:
How big are the waves at Castles today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 2.5ft (0.7m), 14s period with ENE swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 3ft (0.9m), 9s period with E swell.
- Evening surf: Evening surf (17 Sep, local time) - 2.5ft (0.7m), 13s period with ENE swell.
The current surf forecast for Castles at 5AM is: 0.7m 14s primary swell from a East-northeast direction and 1.0m 9s secondary swell from a East direction (forecast issued at 08:00pm September 16). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 2.5ft (0.7m) | 14s |
| Afternoon (17 Sep) | 3ft (0.9m) | 9s |
| Evening (17 Sep) | 2.5ft (0.7m) | 13s |
Table - waves today at Castles. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Thu afternoon. Warm (max 28°C on Thu afternoon, min 26°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 10 | E 9 | ENE 14 | ENE 14 | ENE 14 | ENE 14 | E 9 | E 9 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | E 9 | E 9 | E 9 | E 9 | ENE 12 |
Wave Graph  | ||||||||||||||||||
 kJ | 177 | 173 | 213 | 213 | 213 | 198 | 137 | 137 | 178 | 178 | 135 | 133 | 129 | 119 | 115 | 97 | 113 | 113 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-off | cross-off | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross-off | cross-off | cross-off |
High Tide | 9:33PM2.01m | 10:50AM1.64m | 9:57PM1.92m | 11:44AM1.49m | ||||||||||||||
Low Tide | 3:41PM0.96m | 4:26AM0.52m | 4:04PM1.11m | 5:09AM0.64m | 4:25PM1.23m | |||||||||||||
 |  | | | |  | | | | | | | | | | |  | | |
 | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — |
 | 6:32 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — |
mm | 1 | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 27 | 27 | 27 | 26 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 |
Feels °C | 30 | 29 | 30 | 30 | 28 | 30 | 29 | 31 | 31 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 31 | 29 |
Swell 1 Height (m) Direction Period (s) | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 |
| kJ | 177 | 173 | 173 | 170 | 170 | 137 | 137 | 137 | 132 | 132 | 104 | 106 | 99 | 97 | 97 | 97 | 95 | 68 |
Swell 2 Height (m) Direction Period (s) | ENE 14 | ENE 14 | ENE 14 | ENE 14 | ENE 14 | ENE 14 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 |
| kJ | 149 | 158 | 213 | 213 | 213 | 198 | 137 | 135 | 178 | 178 | 135 | 133 | 129 | 119 | 115 | 83 | 113 | 113 |
Swell 3 Height (m) Direction Period (s) | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 6 | NNW 6 | NNW 6 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 |
| kJ | 27 | 26 | 26 | 26 | 18 | 17 | 13 | 8 | 7 | 26 | 25 | 24 | 23 | 22 | 22 | 21 | 21 | 22 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | NE 3 | ENE 3 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 2 | 2 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 29 | 17 | 29 | 0 | 29 | 29 | 29 | 29 | 29 | 29 | 17 | 17 | 17 | 29 | 29 | 0 | 0 | 29 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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