Surf Forecasts:
How big are the waves at Aha Rivermouth today (03 Sep):
- Afternoon surf: Afternoon surf (03 Sep, local time) - 10ft (3.0m), 11s period with ENE swell.
- Evening surf: Evening surf (03 Sep, local time) - 6ft (1.9m), 10s period with E swell.
The current surf forecast for Aha Rivermouth at 9PM is: 1.9m 10s primary swell from a East direction and 0.9m 7s secondary swell from a North-northeast direction (forecast issued at 02:00pm September 03). An open ocean swell of 0.6m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Sep) | - | - |
| Afternoon (03 Sep) | 10ft (3.0m) | 11s |
| Evening (03 Sep) | 6ft (1.9m) | 10s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 23mm), heaviest during Thu afternoon. Warm (max 29°C on Fri morning, min 27°C on Thu afternoon). Mainly fresh winds. | ||||||||||||||||||||
Thu 3 | Friday 4 | Saturday 5 | ||||||||||||||||||
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) | E 10 | ENE 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | ESE 8 | ESE 8 | E 9 | ENE 10 | ENE 10 | NNW 10 | NNW 10 | N 9 | N 9 | N 8 | N 9 |
Wave Graph  | ||||||||||||||||||||
 kJ | 2023 | 2344 | 1548 | 780 | 331 | 192 | 183 | 203 | 151 | 96 | 90 | 97 | 30 | 31 | 35 | 98 | 81 | 74 | 69 | 74 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-off | off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on |
High Tide | 10:38AM1.67m | 10:11PM1.87m | 11:54AM1.50m | 10:59PM1.76m | 2:11PM1.44m | |||||||||||||||
Low Tide | 4:07PM0.97m | 5:15AM0.55m | 4:54PM1.15m | 6:40AM0.62m | 6:28PM1.30m | |||||||||||||||
 | | |  | |  | |  | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — |
 | — | — | 6:45 | — | — | — | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:43 | — |
mm | 6 | 4 | 3 | 1 | 1 | — | — | — | 1 | — | — | — | 1 | 1 | 1 | 2 | 1 | — | 1 | 2 |
Temp °C | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 28 | 28 |
Feels °C | 26 | 28 | 27 | 27 | 28 | 28 | 29 | 29 | 30 | 30 | 29 | 30 | 30 | 29 | 30 | 31 | 31 | 30 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | E 10 | ENE 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | ESE 8 | ESE 8 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | S 8 | S 8 | S 8 | S 8 | S 8 |
| kJ | 2023 | 2344 | 1548 | 780 | 331 | 192 | 183 | 203 | 151 | 96 | 90 | 45 | 37 | 39 | 50 | 177 | 173 | 165 | 137 | 191 |
Swell 2 Height (m) Direction Period (s) | SSW 12 | SSW 12 | N 6 | NNE 7 | N 7 | N 7 | N 7 | N 7 | NNW 7 | ENE 10 | NW 6 | E 9 | E 8 | E 7 | E 7 | WNW 6 | N 9 | N 9 | N 8 | N 9 |
| kJ | 90 | 93 | 140 | 77 | 59 | 32 | 24 | 24 | 16 | 33 | 14 | 97 | 29 | 27 | 26 | 39 | 81 | 74 | 69 | 74 |
Swell 3 Height (m) Direction Period (s) | SSW 9 | SSW 8 | SSW 12 | SW 12 | NW 4 | NE 13 | SW 11 | WNW 5 | NE 12 | NE 12 | SW 10 | SW 10 | ENE 10 | ENE 10 | NNW 10 | NNW 10 | WNW 6 | WNW 6 | WNW 6 | W 6 |
| kJ | 25 | 21 | 93 | 86 | 4 | 7 | 43 | 9 | 6 | 6 | 34 | 33 | 30 | 31 | 35 | 98 | 39 | 40 | 31 | 20 |
Wind waves Height (m) Direction Period (s) | — | — | — | WSW 3 | SSW 11 | SSW 5 | SSW 5 | SSW 5 | SW 5 | SW 6 | SW 8 | SSW 8 | S 8 | S 8 | S 8 | — | — | ESE 7 | ESE 7 | E 10 |
| kJ | — | — | — | 9 | 393 | 118 | 106 | 95 | 129 | 141 | 274 | 202 | 239 | 205 | 173 | — | — | 15 | 34 | 46 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 749 | 94 | 30 | 46 | 673 | 673 | 595 | 595 | 595 | 774 | 717 | 673 | 673 | 673 | 46 | 673 | 12 | 12 | 66 | 40 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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