Surf Forecasts:
How big are the waves at Aha Rivermouth today (06 Aug):
- Morning surf: Morning surf (06 Aug, local time) - 15ft (4.5m), 16s period with E swell.
- Afternoon surf: Afternoon surf (06 Aug, local time) - 16ft (5.0m), 16s period with E swell.
- Evening surf: Evening surf (06 Aug, local time) - 20ft (6.0m), 17s period with ENE swell.
The current surf forecast for Aha Rivermouth at 1AM is: 4.0m 17s primary swell from a East-northeast direction (forecast issued at 08:00pm August 05). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Aug) | 15ft (4.5m) | 16s |
| Afternoon (06 Aug) | 16ft (5.0m) | 16s |
| Evening (06 Aug) | 20ft (6.0m) | 17s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 477mm), heaviest during Sat morning. Warm (max 30°C on Wed night, min 28°C on Fri night). Mainly extremely windy. | ||||||||||||||||||
Wed 5 | Thursday 6 | Friday 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) | E 17 | E 17 | ENE 17 | ENE 17 | E 17 | E 16 | E 16 | E 16 | E 16 | ENE 17 | ENE 17 | ENE 17 | ENE 17 | NE 16 | NE 15 | ENE 14 | N 12 | ESE 12 |
Wave Graph  | ||||||||||||||||||
 kJ | 7907 | 9213 | 9526 | 11044 | 10185 | 10023 | 12185 | 14317 | 16212 | 19001 | 21764 | 24224 | 28702 | 69096 | 52679 | 10899 | 5516 | 9024 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross |
High Tide | 10:55PM1.84m | 12:07PM1.52m | 11:45PM1.78m | 2:06PM1.45m | ||||||||||||||
Low Tide | 4:41PM0.86m | 5:46AM0.65m | 5:31PM1.05m | 7:08AM0.65m | 6:49PM1.21m | |||||||||||||
 |  | |  |  | |  | | |  | | | | | | | | | |
 | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | 7:12 | — | — | — | — | — | — | — | 7:10 | — | — | — | — | — | — | — | 7:09 | — |
mm | — | — | — | — | 1 | — | — | — | 1 | 2 | 3 | 4 | 14 | 26 | 71 | 18 | 3 | 2 |
Temp °C | 30 | 30 | 29 | 29 | 29 | 29 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 30 | 29 |
Feels °C | 31 | 31 | 29 | 28 | 27 | 26 | 27 | 26 | 23 | 22 | 22 | 20 | 17 | 13 | 12 | 28 | 34 | 27 |
Swell 1 Height (m) Direction Period (s) | E 17 | E 17 | ENE 17 | ENE 17 | E 17 | E 16 | E 16 | E 16 | E 16 | ENE 17 | ENE 17 | ENE 17 | ENE 17 | — | ENE 15 | ENE 14 | N 12 | N 11 |
| kJ | 7907 | 9213 | 9526 | 11044 | 10185 | 10023 | 12185 | 14317 | 16212 | 19001 | 21764 | 24224 | 28702 | — | 25011 | 10823 | 5199 | 2484 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 11 | NNE 16 | N 15 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4632 | 87 | 357 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 9 | WSW 9 | NNW 11 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 176 | 276 | 869 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | NNE 6 | NNE 7 | NNE 8 | NNE 8 | N 9 | N 9 | N 10 | N 11 | N 11 | NE 16 | NE 15 | N 12 | E 13 | ESE 12 |
| kJ | — | — | — | — | 289 | 512 | 828 | 1101 | 1829 | 2959 | 4583 | 7087 | 11056 | 69096 | 52679 | 10899 | 5516 | 9024 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 40 | 40 | 664 | 673 | 673 | 673 | 861 | 861 | 861 | 673 | 673 | 673 | 673 | 673 | 1385 | 1380 | 815 | 40 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
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