Surf Forecasts:
How big are the waves at Aha Rivermouth today (24 Aug):
- Morning surf: Morning surf (24 Aug, local time) - 2ft (0.6m), 16s period with ESE swell.
- Afternoon surf: Afternoon surf (24 Aug, local time) - 5ft (1.6m), 16s period with ESE swell.
- Evening surf: Evening surf (24 Aug, local time) - 7.5ft (2.3m), 17s period with E swell.
The current surf forecast for Aha Rivermouth at 3PM is: 1.6m 16s primary swell from a East-southeast direction and 1.0m 6s secondary swell from a East direction (forecast issued at 08:00am August 24). An open ocean swell of 0.5m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Aug) | 2ft (0.6m) | 16s |
| Afternoon (24 Aug) | 5ft (1.6m) | 16s |
| Evening (24 Aug) | 7.5ft (2.3m) | 17s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 105mm), heaviest during Wed afternoon. Warm (max 29°C on Tue morning, min 27°C on Mon night). Winds increasing (moderate winds from the E on Mon morning, stormy winds from the WNW by Tue night). | ||||||||||||||||||||||
Monday 24 | Tuesday 25 | Wednesday 26 | ||||||||||||||||||||
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) | ESE 13 | ESE 16 | ESE 15 | ESE 16 | ESE 16 | E 17 | E 17 | E 17 | E 17 | E 16 | E 16 | E 16 | E 15 | E 15 | ENE 14 | NNW 10 | N 11 | N 10 | N 10 | E 10 | E 9 | ENE 13 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 98 | 196 | 487 | 1256 | 1988 | 3161 | 4374 | 7199 | 9280 | 9886 | 11421 | 13755 | 14625 | 13088 | 11568 | 7979 | 2116 | 653 | 230 | 158 | 113 | 60 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-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 | cross-off | cross-off | off | off | cross-off | cross-off | cross-off |
High Tide | 3:31AM1.54m | 6:01PM1.65m | 4:36AM1.64m | 6:20PM1.74m | 5:20AM1.76m | 6:39PM1.83m | ||||||||||||||||
Low Tide | 10:52AM0.63m | 11:23PM1.21m | 11:30AM0.52m | 11:53PM1.09m | 12:02PM0.43m | |||||||||||||||||
 |  |  |  | |  |  | | | | | | | |  | | | | | |  | | |
 | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — |
 | — | — | — | — | 6:55 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:53 | — |
mm | 1 | — | 1 | — | — | — | — | — | — | — | — | — | 2 | 5 | 7 | 5 | 9 | 18 | 19 | 23 | 7 | 5 |
Temp °C | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 28 | 28 | 28 | 29 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 |
Feels °C | 30 | 30 | 28 | 29 | 30 | 30 | 29 | 30 | 29 | 28 | 29 | 24 | 23 | 20 | 16 | 14 | 15 | 18 | 20 | 22 | 21 | 24 |
Swell 1 Height (m) Direction Period (s) | ESE 13 | ESE 16 | ESE 15 | ESE 16 | ESE 16 | E 17 | E 17 | E 17 | E 17 | E 16 | E 16 | E 16 | E 15 | E 15 | ENE 14 | ENE 12 | N 11 | N 10 | N 10 | WNW 10 | W 10 | W 11 |
| kJ | 98 | 196 | 487 | 1256 | 1988 | 3161 | 4374 | 7199 | 9280 | 9886 | 11421 | 13755 | 14625 | 13088 | 11568 | 4635 | 2116 | 653 | 230 | 1754 | 1633 | 1657 |
Swell 2 Height (m) Direction Period (s) | SW 9 | SW 8 | ESE 12 | SW 9 | SW 9 | SW 9 | ENE 7 | ENE 10 | SW 9 | SW 9 | SW 9 | — | — | — | SW 9 | — | E 12 | E 11 | E 11 | E 10 | E 9 | ENE 13 |
| kJ | 50 | 45 | 94 | 41 | 29 | 29 | 114 | 37 | 51 | 40 | 39 | — | — | — | 20 | — | 1117 | 369 | 182 | 158 | 113 | 60 |
Swell 3 Height (m) Direction Period (s) | E 11 | ESE 12 | SW 10 | ENE 10 | SW 9 | — | ENE 10 | — | — | — | — | — | — | — | — | — | NNE 10 | NE 10 | E 14 | ENE 14 | ENE 14 | ENE 13 |
| kJ | 63 | 81 | 47 | 42 | 39 | — | 55 | — | — | — | — | — | — | — | — | — | 314 | 79 | 37 | 38 | 61 | 60 |
Wind waves Height (m) Direction Period (s) | E 5 | E 6 | E 6 | E 6 | E 6 | E 7 | — | — | — | — | — | N 6 | NNE 8 | N 8 | N 10 | NNW 10 | W 9 | WSW 10 | SW 10 | SSW 8 | S 8 | S 8 |
| kJ | 26 | 41 | 59 | 76 | 104 | 107 | — | — | — | — | — | 273 | 1047 | 2097 | 4829 | 7979 | 5978 | 6507 | 6828 | 2145 | 1925 | 1730 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 68 | 68 | 70 | 70 | 66 | 40 | 40 | 90 | 90 | 90 | 683 | 664 | 595 | 595 | 664 | 673 | 673 | 673 | 673 | 673 | 673 | 673 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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