Surf Forecasts:
How big are the waves at Aha Rivermouth today (16 Jul):
- Afternoon surf: Afternoon surf (16 Jul, local time) - 1.5ft (0.4m), 10s period with E swell.
- Evening surf: Evening surf (16 Jul, local time) - 1.5ft (0.4m), 10s period with E swell.
The current surf forecast for Aha Rivermouth at 6PM is: 0.4m 10s primary swell from a East direction (forecast issued at 02:00pm July 16). An open ocean swell of 0.3m 9s is not directed at the surf break, a second open ocean swell of 0.5m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Jul) | - | - |
| Afternoon (16 Jul) | 1.5ft (0.4m) | 10s |
| Evening (16 Jul) | 1.5ft (0.4m) | 10s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 30°C on Sun morning, min 27°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 16 | Friday 17 | Saturday 18 | Sun 19 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 26 | 29 | 29 | 30 | 29 | 30 | 16 | 17 | 17 | 16 | 17 | 17 | 17 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 31 | 31 | 31 | 29 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | off | cross-off | off | off | off |
High Tide | 8:38PM1.98m | 8:10AM2.09m | 9:13PM1.97m | 8:54AM2.00m | 9:47PM1.94m | |||||||||||||||||||
Low Tide | 2:09PM0.07m | 2:20AM0.77m | 2:47PM0.17m | 3:02AM0.72m | 3:24PM0.31m | 3:46AM0.71m | ||||||||||||||||||
 | | |  |  | | | | | | | | | | | | | | | | | |  | | |
 | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — |
 | — | — | 7:22 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:21 | — | — | — | — | 7:21 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 29 | 29 | 29 | 27 | 27 | 27 | 27 | 28 | 29 | 29 | 29 | 27 | 27 | 27 | 27 | 28 | 29 | 29 | 29 | 28 | 27 | 28 | 28 | 29 |
Feels °C | 32 | 32 | 32 | 31 | 30 | 31 | 29 | 31 | 32 | 32 | 32 | 31 | 32 | 32 | 31 | 31 | 32 | 32 | 32 | 32 | 30 | 32 | 31 | 32 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | WSW 5 | WSW 5 | E 10 | W 6 | W 6 | W 6 | W 7 | W 8 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | W 9 | W 8 |
| kJ | 26 | 29 | 29 | 30 | 29 | 30 | 16 | 25 | 27 | 16 | 32 | 34 | 28 | 37 | 46 | 71 | 71 | 60 | 42 | 41 | 41 | 30 | 53 | 63 |
Swell 2 Height (m) Direction Period (s) | S 7 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | E 10 | E 10 | SW 9 | E 10 | E 10 | SSW 8 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | SW 7 | SW 7 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | SSW 8 |
| kJ | 9 | 14 | 13 | 13 | 13 | 12 | 12 | 17 | 17 | 12 | 17 | 17 | 27 | 19 | 18 | 18 | 18 | 27 | 18 | 18 | 31 | 31 | 31 | 43 |
Swell 3 Height (m) Direction Period (s) | SW 10 | S 7 | S 7 | S 7 | S 7 | S 7 | ESE 10 | SW 9 | W 8 | SE 10 | SW 9 | SW 8 | E 10 | SE 9 | SE 9 | SE 9 | SE 8 | ENE 10 | ENE 10 | ESE 8 | ESE 8 | W 9 | ESE 9 | ENE 9 |
| kJ | 14 | 9 | 9 | 9 | 9 | 4 | 10 | 12 | 10 | 4 | 12 | 11 | 17 | 12 | 12 | 12 | 11 | 18 | 18 | 7 | 6 | 15 | 8 | 29 |
Wind waves Height (m) Direction Period (s) | W 5 | W 5 | W 5 | W 5 | W 5 | W 5 | WSW 5 | SSW 5 | SW 5 | WSW 5 | S 5 | SW 8 | SW 8 | SSW 8 | SW 8 | SSW 8 | SSW 8 | — | S 4 | SW 8 | SW 8 | SW 8 | SW 8 | — |
| kJ | 10 | 11 | 11 | 12 | 12 | 17 | 18 | 15 | 11 | 30 | 4 | 57 | 34 | 26 | 41 | 41 | 39 | — | 1 | 30 | 29 | 50 | 51 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 639 | 639 | 621 | 17 | 605 | 605 | 627 | 596 | 605 | 1402 | 596 | 12 | 12 | 12 | 12 | 596 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 17 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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