Surf Forecasts:
How big are the waves at Aha Rivermouth today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 2ft (0.6m), 13s period with ENE swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 2ft (0.6m), 13s period with ENE swell.
- Evening surf: Evening surf (17 Sep, local time) - 2ft (0.6m), 13s period with ENE swell.
The current surf forecast for Aha Rivermouth at 3PM is: 0.6m 13s primary swell from a East-northeast direction and 0.8m 9s secondary swell from a East direction, 0.5m 6s secondary swell from a North direction (forecast issued at 08:00am September 17). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 2ft (0.6m) | 13s |
| Afternoon (17 Sep) | 2ft (0.6m) | 13s |
| Evening (17 Sep) | 2ft (0.6m) | 13s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Thu morning. Warm (max 28°C on Fri morning, min 27°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | ||||||||||||||||||||
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 | 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) | ENE 14 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | E 9 | E 9 | E 9 | ENE 12 | E 9 | ENE 12 | ENE 12 | E 10 | E 10 | E 10 | ENE 11 | E 15 | E 14 | E 12 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 156 | 137 | 135 | 135 | 135 | 135 | 133 | 95 | 87 | 83 | 83 | 82 | 82 | 81 | 81 | 78 | 90 | 90 | 105 | 153 | 492 | 670 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:07AM1.57m | 9:31PM1.81m | 10:57AM1.42m | 9:55PM1.68m | 12:42PM1.31m | |||||||||||||||||
Low Tide | 3:49AM0.52m | 3:26PM0.99m | 4:30AM0.64m | 3:44PM1.14m | 5:28AM0.75m | 3:51PM1.27m | ||||||||||||||||
 |  | | |  |  |  | | | | | | | | | | | | | | | | |
 | 6:11 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — |
 | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:27 | — |
mm | — | 1 | 1 | 1 | — | — | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 28 | 30 | 29 | 29 | 29 | 29 | 30 | 30 | 30 | 30 | 31 | 31 | 29 | 29 | 29 | 30 | 30 | 29 | 28 | 27 | 27 | 28 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 9 | E 9 | E 8 | E 10 | E 10 | E 10 | ENE 11 | E 9 | E 14 | E 12 |
| kJ | 109 | 109 | 104 | 104 | 104 | 80 | 83 | 80 | 74 | 74 | 74 | 68 | 76 | 53 | 51 | 71 | 90 | 90 | 105 | 63 | 492 | 670 |
Swell 2 Height (m) Direction Period (s) | ENE 14 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | N 8 | N 7 | N 7 | N 7 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | E 10 | E 15 | ENE 11 | NE 10 |
| kJ | 156 | 137 | 135 | 135 | 135 | 41 | 39 | 36 | 23 | 83 | 83 | 82 | 82 | 81 | 81 | 78 | 71 | 69 | 87 | 153 | 146 | 112 |
Swell 3 Height (m) Direction Period (s) | NNW 6 | NNW 6 | N 6 | N 7 | N 8 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | N 7 | N 7 | N 6 | N 6 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | ENE 11 | N 9 | N 9 |
| kJ | 33 | 23 | 3 | 9 | 28 | 135 | 133 | 95 | 87 | 23 | 21 | 13 | 12 | 12 | 22 | 22 | 22 | 22 | 21 | 70 | 43 | 38 |
Wind waves Height (m) Direction Period (s) | — | NE 2 | N 6 | N 6 | — | — | — | — | ENE 3 | — | — | — | NNE 3 | N 6 | N 6 | NNE 3 | N 8 | N 3 | N 7 | N 4 | N 4 | N 4 |
| kJ | — | 1 | 20 | 18 | — | — | — | — | 2 | — | — | — | 1 | 19 | 19 | 4 | 33 | 8 | 21 | 9 | 14 | 12 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 40 | 40 | 40 | 40 | 40 | 12 | 12 | 12 | 12 | 12 | 66 | 40 | 595 | 595 | 595 | 70 | 595 | 595 | 595 | 595 | 595 | 31 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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