Surf Forecasts:
How big are the waves at Aha Rivermouth today (28 Jul):
- Morning surf: Morning surf (28 Jul, local time) - 1.5ft (0.4m), 10s period with ESE swell.
- Afternoon surf: Afternoon surf (28 Jul, local time) - 1.5ft (0.4m), 10s period with SE swell.
- Evening surf: Evening surf (28 Jul, local time) - 1.5ft (0.4m), 10s period with SE swell.
The current surf forecast for Aha Rivermouth at 5AM is: 0.4m 10s primary swell from a East-southeast direction (forecast issued at 02:00am July 28). An open ocean swell of 0.5m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Jul) | 1.5ft (0.4m) | 10s |
| Afternoon (28 Jul) | 1.5ft (0.4m) | 10s |
| Evening (28 Jul) | 1.5ft (0.4m) | 10s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Tue night. Warm (max 30°C on Wed afternoon, min 28°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 28 | Wednesday 29 | Thursday 30 | ||||||||||||||||||||||
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 | 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 10 | ESE 10 | ESE 10 | ESE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 9 | ESE 10 | ENE 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 41 | 41 | 40 | 40 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 25 | 29 | 29 | 28 | 28 | 29 | 29 | 30 | 17 | 18 | 17 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | glassy | cross-on | cross-on | cross-on | cross-on | cross | off | cross-off | cross | cross-on | on | on | glassy |
High Tide | 5:27AM1.77m | 7:11PM1.78m | 6:04AM1.85m | 7:33PM1.84m | 6:40AM1.92m | 7:56PM1.89m | ||||||||||||||||||
Low Tide | 00:03AM1.17m | 12:23PM0.37m | 00:35AM1.09m | 12:53PM0.31m | 1:04AM1.00m | 1:22PM0.27m | ||||||||||||||||||
 | |  | | | | | | |  |  | | | | | | | | | |  | | | | |
 | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — |
mm | — | — | — | — | — | — | — | — | — | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 29 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 29 | 29 | 29 | 30 | 29 | 29 | 28 | 28 | 28 | 29 | 29 | 29 | 29 |
Feels °C | 33 | 32 | 32 | 32 | 31 | 32 | 32 | 33 | 34 | 34 | 33 | 34 | 33 | 33 | 34 | 34 | 34 | 32 | 32 | 32 | 33 | 33 | 33 | 34 |
Swell 1 Height (m) Direction Period (s) | S 8 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 8 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 9 | ESE 10 | ESE 9 |
| kJ | 33 | 33 | 32 | 20 | 19 | 19 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 25 | 29 | 29 | 28 | 28 | 29 | 29 | 30 | 17 | 18 | 8 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SE 10 | SE 10 | S 8 | S 8 | SE 5 | SE 5 | SE 5 | SE 5 | SE 5 | SE 5 | ESE 5 | ESE 5 | ESE 5 | S 7 | S 7 | S 7 | S 7 | E 8 | E 10 | E 8 |
| kJ | 41 | 41 | 40 | 40 | 25 | 26 | 10 | 10 | 5 | 6 | 6 | 4 | 4 | 4 | 2 | 2 | 2 | 4 | 4 | 4 | 4 | 5 | 8 | 6 |
Swell 3 Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 10 | E 9 | E 9 | S 7 | S 7 | E 9 | S 7 | S 7 | E 9 | S 7 | S 7 | S 7 | ESE 5 | ESE 5 | SE 5 | SW 8 | S 7 | E 8 | ENE 13 |
| kJ | 7 | 7 | 7 | 7 | 7 | 18 | 15 | 15 | 10 | 10 | 15 | 9 | 4 | 6 | 4 | 4 | 4 | 2 | 2 | 1 | 2 | 3 | 5 | 17 |
Wind waves Height (m) Direction Period (s) | ESE 3 | — | — | — | ESE 3 | SE 3 | ESE 4 | SE 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | — | — | — | 2 | 3 | 1 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 68 | 68 | 68 | 68 | 68 | 68 | 68 | 761 | 639 | 68 | 596 | 596 | 596 | 75 | 75 | 75 | 75 | 75 | 75 | 605 | 17 | 644 | 1270 | 935 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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