Surf Forecasts:
How big are the waves at Aha Rivermouth today (10 Jul):
- Morning surf: Morning surf (10 Jul, local time) - 21ft (6.5m), 17s period with SE swell.
- Afternoon surf: Afternoon surf (10 Jul, local time) - 23ft (7.0m), 17s period with SE swell.
- Evening surf: Evening surf (10 Jul, local time) - 26ft (8.0m), 18s period with SE swell.
The current surf forecast for Aha Rivermouth at 3AM is: 6.0m 17s primary swell from a Southeast direction (forecast issued at 08:00pm July 09). The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Jul) | 21ft (6.5m) | 17s |
| Afternoon (10 Jul) | 23ft (7.0m) | 17s |
| Evening (10 Jul) | 26ft (8.0m) | 18s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 34mm), heaviest during Fri night. Warm (max 29°C on Sat morning, min 28°C on Thu night). Winds decreasing (gales from the ESE on Fri night, fresh winds from the SSE by Sun afternoon). | ||||||||||||||||||||||||
Thu 9 | Friday 10 | Saturday 11 | Sunday 12 | |||||||||||||||||||||
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) | SE 17 | SE 17 | SE 17 | SE 17 | SE 17 | SE 17 | SE 17 | SE 17 | SE 18 | SE 18 | SE 18 | SSE 17 | SSE 17 | S 17 | SSE 17 | SSE 16 | SSE 14 | SSE 12 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SE 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 14966 | 15882 | 17657 | 20522 | 21343 | 23597 | 26834 | 30519 | 35453 | 40383 | 44688 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 |
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 | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 1:52AM1.75m | 4:01PM1.54m | 3:01AM1.80m | 5:12PM1.66m | 4:05AM1.88m | |||||||||||||||||||
Low Tide | 7:40PM1.05m | 9:07AM0.54m | 9:04PM1.12m | 10:14AM0.38m | 10:19PM1.12m | 11:11AM0.23m | ||||||||||||||||||
 |  |  | |  |  | | | |  | | | | | | | | | | | | | | | |
 | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:41 | — | — | — | — |
 | 7:22 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | 7:22 |
mm | — | — | — | — | — | 2 | 1 | 2 | 3 | 1 | 6 | 3 | 4 | 3 | 2 | 2 | 1 | — | — | — | 1 | 1 | 1 | 1 |
Temp °C | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 29 | 29 | 29 | 28 | 29 | 29 | 29 | 29 |
Feels °C | 28 | 26 | 26 | 25 | 24 | 23 | 23 | 22 | 21 | 21 | 20 | 20 | 22 | 22 | 23 | 23 | 25 | 26 | 27 | 26 | 28 | 28 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | SE 17 | SE 17 | SE 17 | SE 17 | SE 17 | SSE 17 | SSE 17 | SSE 18 | — | — | — | — | — | S 17 | — | — | SSW 15 | SSW 14 | SSW 14 | SW 16 | SW 15 | SW 14 | SW 13 | SSE 11 |
| kJ | 14966 | 15882 | 17657 | 20522 | 21343 | 35019 | 40433 | 46706 | — | — | — | — | — | 45592 | — | — | 12625 | 3865 | 3361 | 1532 | 1941 | 1289 | 919 | 1846 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 12 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 521 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 14 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | SE 17 | SE 17 | SE 17 | SE 18 | SE 18 | SE 18 | SSE 17 | SSE 17 | SSE 17 | SSE 17 | SSE 16 | SSE 14 | SSE 12 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | — |
| kJ | — | — | — | — | — | 23597 | 26834 | 30519 | 35453 | 40383 | 44688 | 43156 | 44183 | 41499 | 35783 | 25141 | 16989 | 6296 | 8564 | 5163 | 3610 | 3121 | 2391 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 595 | 595 | 595 | 595 | 673 | 693 | 984 | 955 | 693 | 690 | 690 | 690 | 693 | 693 | 801 | 935 | 935 | 595 | 595 | 595 | 595 | 595 | 683 | 683 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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