Surf Forecasts:
How big are the waves at Aha Rivermouth today (13 Jul):
- Morning surf: Morning surf (13 Jul, local time) - 1ft (0.3m), 9s period with E swell.
- Afternoon surf: Afternoon surf (13 Jul, local time) - 1ft (0.3m), 9s period with E swell.
- Evening surf: Evening surf (13 Jul, local time) - 1ft (0.3m), 9s period with E swell.
The current surf forecast for Aha Rivermouth at 1AM is: 0.3m 10s primary swell from a East direction (forecast issued at 08:00pm July 12). An open ocean swell of 0.7m 10s is not directed at the surf break, a second open ocean swell of 2.1m 10s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Jul) | 1ft (0.3m) | 9s |
| Afternoon (13 Jul) | 1ft (0.3m) | 9s |
| Evening (13 Jul) | 1ft (0.3m) | 9s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 29°C on Mon morning, min 27°C on Mon night). Winds decreasing (fresh winds from the SE on Sun night, light winds from the SSW by Tue afternoon). | ||||||||||||||||||||||||
Sun 12 | Monday 13 | Tuesday 14 | Wednesday 15 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | E 9 | ENE 9 | ENE 9 | E 9 | E 9 | E 9 | ENE 9 | E 9 | E 9 | E 10 | E 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 8 | 7 | 17 | 16 | 16 | 15 | 16 | 15 | 15 | 16 | 16 | 17 | 17 | 15 | 17 | 17 | 15 | 27 | 26 | 16 | 15 | 15 | 16 | 17 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | cross-off |
High Tide | 6:04PM1.77m | 5:02AM1.97m | 6:48PM1.86m | 5:53AM2.06m | 7:27PM1.93m | 6:40AM2.11m | ||||||||||||||||||
Low Tide | 11:20PM1.07m | 12:01PM0.11m | 00:10AM1.00m | 12:46PM0.04m | 00:56AM0.91m | 1:29PM0.03m | ||||||||||||||||||
 |  | | |  | | | | | | | | | | | | |  |  | | | | | | |
 | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:41 | — | — | — | — |
 | 7:22 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | 7:22 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 28 | 28 | 28 | 27 | 28 | 29 | 29 | 29 | 28 | 28 | 27 | 27 | 28 | 29 | 29 |
Feels °C | 29 | 29 | 29 | 30 | 30 | 30 | 31 | 31 | 32 | 31 | 31 | 32 | 31 | 31 | 33 | 32 | 33 | 32 | 32 | 31 | 31 | 32 | 32 | 31 |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 9 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SSW 8 | S 8 | S 8 | S 8 |
| kJ | 164 | 125 | 88 | 85 | 618 | 529 | 427 | 367 | 313 | 268 | 224 | 184 | 142 | 135 | 108 | 108 | 84 | 63 | 61 | 41 | 60 | 42 | 41 | 28 |
Swell 2 Height (m) Direction Period (s) | WSW 11 | SW 11 | E 10 | SW 10 | W 9 | W 9 | W 8 | WSW 8 | WSW 8 | WSW 8 | E 9 | ENE 9 | ENE 9 | E 9 | ENE 9 | ENE 9 | E 9 | E 9 | E 9 | ENE 9 | E 9 | SW 10 | SW 10 | SW 10 |
| kJ | 84 | 57 | 17 | 25 | 61 | 40 | 12 | 23 | 24 | 11 | 16 | 17 | 17 | 15 | 17 | 17 | 15 | 27 | 26 | 16 | 15 | 24 | 33 | 33 |
Swell 3 Height (m) Direction Period (s) | E 10 | E 10 | SE 13 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | W 7 | W 7 | W 7 | SW 10 | SW 9 | ESE 12 | SW 9 | SW 10 | SW 10 | SW 11 | SW 10 | E 9 | E 10 | E 10 |
| kJ | 8 | 7 | 7 | 16 | 16 | 15 | 16 | 15 | 15 | 16 | 9 | 8 | 4 | 15 | 14 | 14 | 13 | 15 | 17 | 29 | 16 | 15 | 16 | 17 |
Wind waves Height (m) Direction Period (s) | S 11 | SSE 10 | S 10 | S 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 3 | — | WSW 5 | WSW 4 | WSW 3 |
| kJ | 1459 | 1152 | 967 | 786 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 4 | 4 | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 683 | 644 | 605 | 605 | 605 | 605 | 627 | 639 | 621 | 70 | 70 | 70 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 627 | 627 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
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Ocean Swells (m)- Wind Speed (km/h)
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