Surf Forecasts:
How big are the waves at Aha Rivermouth today (23 Sep):
- Afternoon surf: Afternoon surf (23 Sep, local time) - 2.5ft (0.7m), 7s period with N swell.
- Evening surf: Evening surf (23 Sep, local time) - 2.5ft (0.7m), 8s period with N swell.
The current surf forecast for Aha Rivermouth at 11PM is: 0.7m 8s primary swell from a North direction and 0.3m 10s secondary swell from a East-northeast direction (forecast issued at 02:00pm September 23). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | - | - |
| Afternoon (23 Sep) | 2.5ft (0.7m) | 7s |
| Evening (23 Sep) | 2.5ft (0.7m) | 8s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Thu night. Warm (max 28°C on Sat morning, min 26°C on Wed night). Wind will be generally light. | ||||||||||||||||||||
Wed 23 | Thursday 24 | Friday 25 | ||||||||||||||||||
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) | N 7 | N 7 | N 7 | N 8 | N 8 | N 7 | N 7 | N 7 | N 7 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 |
Wave Graph  | ||||||||||||||||||||
 kJ | 54 | 52 | 52 | 57 | 54 | 38 | 25 | 23 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 17 | 16 | 16 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 5:34PM1.74m | 5:04AM1.72m | 5:54PM1.83m | 5:42AM1.86m | 6:16PM1.91m | |||||||||||||||
Low Tide | 10:53AM0.58m | 11:23PM0.93m | 11:28AM0.49m | 11:49PM0.75m | 12:00PM0.44m | |||||||||||||||
 | |  |  | | | | |  | | | |  | | | | | | | | |
 | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — |
 | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:20 | — |
mm | — | — | — | — | — | — | — | — | 1 | — | — | — | 1 | 2 | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 30 | 29 | 29 | 28 | 29 | 29 | 29 | 29 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 30 | 30 | 29 | 29 | 30 |
Swell 1 Height (m) Direction Period (s) | N 7 | N 7 | N 7 | N 8 | N 8 | N 7 | N 7 | N 7 | N 7 | N 6 | N 6 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 |
| kJ | 54 | 52 | 52 | 57 | 54 | 38 | 25 | 23 | 14 | 13 | 7 | 17 | 17 | 17 | 18 | 18 | 18 | 17 | 16 | 16 |
Swell 2 Height (m) Direction Period (s) | NE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | N 6 | N 6 | N 6 | N 6 | N 6 | SE 9 | SE 8 | SE 8 | SE 9 |
| kJ | 21 | 37 | 19 | 19 | 19 | 19 | 18 | 18 | 17 | 17 | 17 | 7 | 7 | 3 | 2 | 2 | 3 | 3 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | ENE 11 | SE 9 | NE 8 | NE 8 | NE 8 | ENE 8 | SE 9 | ENE 7 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 9 | SE 8 | E 3 | N 5 | N 5 | N 5 | N 5 |
| kJ | 23 | 3 | 11 | 11 | 11 | 6 | 3 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | 2 | 2 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | E 2 | ESE 3 | ESE 3 | ESE 3 | E 3 | E 3 | ENE 3 | — | E 3 | — | E 3 |
| kJ | — | — | — | — | — | — | — | — | — | 1 | 2 | 2 | 2 | 2 | 1 | 1 | — | 1 | — | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 12 | 664 | 673 | 1316 | 1316 | 1316 | 1243 | 1243 | 683 | 1468 | 1504 | 774 | 1504 | 861 | 861 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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