Surf Forecasts:
How big are the waves at Aha Rivermouth today (02 Aug):
- Morning surf: Morning surf (02 Aug, local time) - 1.5ft (0.4m), 16s period with E swell.
- Afternoon surf: Afternoon surf (02 Aug, local time) - 2ft (0.6m), 17s period with E swell.
- Evening surf: Evening surf (02 Aug, local time) - 3ft (0.9m), 15s period with E swell.
The current surf forecast for Aha Rivermouth at 12AM is: 0.2m 9s primary swell from a East-southeast direction and 0.2m 9s secondary swell from a East direction (forecast issued at 08:00pm August 01). The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Aug) | 1.5ft (0.4m) | 16s |
| Afternoon (02 Aug) | 2ft (0.6m) | 17s |
| Evening (02 Aug) | 3ft (0.9m) | 15s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Mon night. Warm (max 30°C on Mon afternoon, min 28°C on Sat night). Wind will be generally light. | ||||||||||||||||||
Sat 1 | Sunday 2 | Monday 3 | ||||||||||||||||
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) | SE 11 | E 9 | ESE 9 | ESE 9 | E 18 | E 16 | E 16 | E 17 | E 17 | E 15 | E 16 | E 16 | E 15 | E 15 | E 16 | E 16 | E 16 | E 16 |
Wave Graph  | ||||||||||||||||||
 kJ | 18 | 6 | 8 | 8 | 26 | 78 | 127 | 214 | 148 | 377 | 496 | 502 | 531 | 674 | 827 | 989 | 977 | 964 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | glassy | cross-off | cross | 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 |
High Tide | 8:46PM1.94m | 8:30AM1.98m | 9:13PM1.94m | 9:12AM1.92m | ||||||||||||||
Low Tide | 2:36AM0.74m | 2:54PM0.40m | 3:13AM0.68m | 3:27PM0.52m | ||||||||||||||
 |  | | | | | | |  |  | | |  | | | | | | |
 | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | 7:15 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:13 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 30 | 29 | 29 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 30 | 30 |
Feels °C | 34 | 33 | 34 | 32 | 32 | 33 | 32 | 31 | 31 | 32 | 32 | 32 | 31 | 31 | 31 | 32 | 32 | 32 |
Swell 1 Height (m) Direction Period (s) | SE 11 | E 9 | ESE 9 | ESE 9 | SE 9 | E 16 | E 16 | E 17 | E 17 | E 15 | E 16 | E 16 | E 15 | E 15 | E 16 | E 16 | E 16 | E 16 |
| kJ | 18 | 6 | 8 | 8 | 13 | 78 | 127 | 214 | 148 | 377 | 496 | 502 | 531 | 674 | 827 | 989 | 977 | 964 |
Swell 2 Height (m) Direction Period (s) | E 9 | ESE 8 | E 9 | E 9 | E 18 | ESE 9 | ESE 9 | ENE 9 | E 14 | SE 9 | ESE 9 | S 7 | ESE 9 | S 7 | SSW 7 | SSW 7 | S 7 | S 7 |
| kJ | 6 | 6 | 6 | 6 | 26 | 8 | 8 | 7 | 63 | 14 | 8 | 4 | 7 | 4 | 5 | 5 | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | S 8 | S 8 | S 7 | S 7 | E 9 | E 9 | E 8 | ESE 7 | ENE 8 | S 7 | S 7 | ESE 9 | S 7 | ESE 9 | — | E 15 | SE 14 | S 7 |
| kJ | 5 | 5 | 4 | 4 | 6 | 6 | 6 | 5 | 14 | 4 | 4 | 8 | 4 | 7 | — | 4 | 8 | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | E 7 | — | NE 8 | NE 8 | W 7 | NE 8 | N 4 | N 4 | N 4 | N 4 |
| kJ | — | — | — | — | — | — | — | — | 3 | — | 35 | 23 | 1 | 31 | 7 | 9 | 6 | 11 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 596 | 605 | 596 | 30 | 30 | 45 | 30 | 40 | 40 | 30 | 30 | 31 | 31 | 31 | 31 | 75 | 595 | 31 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
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