Surf Forecasts:
How big are the waves at Aha Rivermouth today (01 Sep):
- Morning surf: Morning surf (01 Sep, local time) - 8ft (2.5m), 9s period with ESE swell.
- Afternoon surf: Afternoon surf (01 Sep, local time) - 8ft (2.5m), 9s period with E swell.
- Evening surf: Evening surf (01 Sep, local time) - 8ft (2.5m), 9s period with E swell.
The current surf forecast for Aha Rivermouth at 4PM is: 2.5m 9s primary swell from a East direction (forecast issued at 08:00am September 01). An open ocean swell of 0.3m 8s is not directed at the surf break, a second open ocean swell of 0.3m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Sep) | 8ft (2.5m) | 9s |
| Afternoon (01 Sep) | 8ft (2.5m) | 9s |
| Evening (01 Sep) | 8ft (2.5m) | 9s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 22mm), heaviest during Thu morning. Warm (max 28°C on Tue morning, min 26°C on Wed night). Winds decreasing (strong winds from the E on Tue night, light winds from the WNW by Thu night). | ||||||||||||||||||||||
Tuesday 1 | Wednesday 2 | Thursday 3 | ||||||||||||||||||||
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 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 10 | E 10 | E 10 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 860 | 933 | 996 | 1138 | 1279 | 1306 | 1189 | 1055 | 940 | 749 | 691 | 733 | 1179 | 1568 | 1665 | 1763 | 1693 | 1405 | 918 | 725 | 490 | 319 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | on | cross-on | cross-on | cross | cross | cross | cross-off | cross-off | cross-off |
High Tide | 9:00AM1.97m | 9:03PM2.00m | 9:45AM1.84m | 9:34PM1.95m | 10:38AM1.67m | |||||||||||||||||
Low Tide | 2:59PM0.63m | 3:28AM0.42m | 3:32PM0.79m | 4:15AM0.47m | 4:07PM0.97m | |||||||||||||||||
 |  |  | | |  | | |  | | | | |  | |  | | | | | | | |
 | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — |
 | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 | — |
mm | — | — | 1 | 1 | 2 | 2 | 1 | 1 | — | — | — | — | — | — | — | 1 | 2 | 4 | 2 | 2 | 2 | — |
Temp °C | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 26 | 26 | 27 | 27 | 27 | 25 | 26 | 26 | 26 | 28 | 28 | 28 | 27 | 26 | 25 | 26 | 28 | 29 | 28 | 29 | 29 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 9 | SSW 8 | SSW 8 | S 8 | S 8 | SW 9 | SW 10 | ENE 13 | ENE 13 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | E 10 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 |
| kJ | 7 | 6 | 13 | 12 | 11 | 14 | 15 | 58 | 56 | 38 | 64 | 67 | 65 | 63 | 1665 | 1763 | 1693 | 1405 | 918 | 725 | 490 | 319 |
Swell 2 Height (m) Direction Period (s) | SW 10 | SW 10 | SW 10 | SW 10 | E 14 | S 8 | E 14 | SW 10 | SW 10 | ENE 12 | ENE 12 | E 12 | — | — | SSW 10 | SSW 10 | SW 10 | SW 10 | SW 11 | N 6 | N 7 | N 7 |
| kJ | 14 | 15 | 15 | 14 | 35 | 11 | 34 | 15 | 16 | 50 | 50 | 73 | — | — | 61 | 85 | 76 | 74 | 82 | 53 | 55 | 78 |
Swell 3 Height (m) Direction Period (s) | S 8 | S 9 | E 15 | E 15 | SW 9 | E 14 | S 8 | S 8 | S 8 | SSW 8 | SSW 8 | — | — | — | S 8 | — | S 8 | S 9 | SSW 8 | SW 12 | SW 12 | SW 12 |
| kJ | 5 | 6 | 18 | 17 | 14 | 36 | 10 | 5 | 11 | 24 | 24 | — | — | — | 12 | — | 6 | 6 | 14 | 86 | 108 | 110 |
Wind waves Height (m) Direction Period (s) | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 10 | E 10 | — | — | — | — | N 6 | W 3 | SSW 8 | SSW 9 |
| kJ | 860 | 933 | 996 | 1138 | 1279 | 1306 | 1189 | 1055 | 940 | 749 | 691 | 733 | 1179 | 1568 | — | — | — | — | 47 | 3 | 58 | 129 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 595 | 801 | 801 | 595 | 595 | 595 | 673 | 595 | 595 | 673 | 664 | 66 | 40 | 683 | 90 | 31 | 31 | 30 | 31 | 30 | 3 | 3 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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