Surf Forecasts:
How big are the waves at Aha Rivermouth today (06 Sep):
- Morning surf: Morning surf (06 Sep, local time) - 5ft (1.6m), 8s period with NE swell.
- Afternoon surf: Afternoon surf (06 Sep, local time) - 6ft (1.8m), 8s period with NNE swell.
- Evening surf: Evening surf (06 Sep, local time) - 8ft (2.4m), 8s period with NNE swell.
The current surf forecast for Aha Rivermouth at 1AM is: 1.6m 6s primary swell from a East direction (forecast issued at 08:00pm September 05). An open ocean swell of 0.7m 8s is not directed at the surf break, a second open ocean swell of 0.7m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Sep) | 5ft (1.6m) | 8s |
| Afternoon (06 Sep) | 6ft (1.8m) | 8s |
| Evening (06 Sep) | 8ft (2.4m) | 8s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 49mm), heaviest during Sat night. Warm (max 28°C on Sat night, min 27°C on Sat night). Winds decreasing (strong winds from the ESE on Sat night, moderate winds from the NNW by Mon night). | ||||||||||||||||||
Sat 5 | Sunday 6 | Monday 7 | ||||||||||||||||
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 9 | E 6 | E 6 | E 6 | ENE 6 | NE 8 | NNE 8 | NNE 8 | NNE 7 | NNE 8 | N 8 | N 7 | N 8 | N 8 | N 8 | NNW 8 | NNW 8 | N 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 60 | 233 | 212 | 144 | 126 | 299 | 323 | 384 | 517 | 678 | 559 | 478 | 398 | 355 | 300 | 257 | 264 | 284 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | 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 | cross-on |
High Tide | 00:22AM1.66m | 4:12PM1.54m | 2:30AM1.65m | 5:03PM1.68m | ||||||||||||||
Low Tide | 6:28PM1.30m | 8:28AM0.61m | 9:01PM1.29m | 9:55AM0.51m | ||||||||||||||
 |  | |  | | | |  | | |  | | |  |  | | | | |
 | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — |
 | 6:43 | — | — | — | — | — | — | — | 6:42 | — | — | — | — | — | — | — | 6:40 | — |
mm | 51 | 35 | 1 | — | 1 | 2 | 1 | 6 | 1 | — | — | — | — | — | — | — | 1 | — |
Temp °C | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 |
Feels °C | 27 | 25 | 26 | 28 | 29 | 27 | 27 | 26 | 25 | 27 | 26 | 26 | 26 | 26 | 28 | 29 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | WNW 7 | WNW 7 | S 8 | S 8 | N 9 | SSW 9 | S 8 | S 9 | E 9 | E 9 | E 9 | E 8 | E 8 | S 9 | S 9 | NE 10 | NE 10 | N 10 |
| kJ | 108 | 97 | 55 | 43 | 104 | 59 | 71 | 79 | 102 | 99 | 95 | 68 | 49 | 41 | 40 | 69 | 79 | 284 |
Swell 2 Height (m) Direction Period (s) | SW 8 | S 8 | WNW 7 | N 10 | S 8 | E 9 | E 9 | E 9 | S 10 | S 10 | SSE 8 | S 9 | SSE 9 | E 8 | NE 11 | S 9 | S 9 | NE 10 |
| kJ | 54 | 80 | 55 | 71 | 32 | 26 | 39 | 80 | 90 | 68 | 23 | 38 | 27 | 34 | 56 | 38 | 37 | 77 |
Swell 3 Height (m) Direction Period (s) | N 9 | SW 8 | N 10 | W 7 | SSW 9 | SSE 8 | ENE 9 | E 13 | NE 13 | NE 13 | SSW 10 | NE 13 | SSW 9 | E 13 | E 8 | E 8 | E 8 | S 9 |
| kJ | 60 | 33 | 54 | 27 | 30 | 23 | 28 | 3 | 7 | 7 | 18 | 7 | 8 | 3 | 35 | 22 | 22 | 27 |
Wind waves Height (m) Direction Period (s) | SE 5 | E 6 | E 6 | E 6 | ENE 6 | NE 8 | NNE 8 | NNE 8 | NNE 7 | NNE 8 | N 8 | N 7 | N 8 | N 8 | N 8 | NNW 8 | NNW 8 | WNW 6 |
| kJ | 98 | 233 | 212 | 144 | 126 | 299 | 323 | 384 | 517 | 678 | 559 | 478 | 398 | 355 | 300 | 257 | 264 | 33 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 44 | 70 | 761 | 717 | 801 | 815 | 815 | 858 | 801 | 801 | 717 | 595 | 595 | 595 | 595 | 746 | 90 | 90 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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