Surf Forecasts:
How big are the waves at Aha Rivermouth today (07 Aug):
- Afternoon surf: Afternoon surf (07 Aug, local time) - 11ft (3.5m), 10s period with NNW swell.
- Evening surf: Evening surf (07 Aug, local time) - 3.5ft (1.0m), 12s period with ENE swell.
The current surf forecast for Aha Rivermouth at 6PM is: 2.0m 10s primary swell from a North-northwest direction and 1.2m 12s secondary swell from a East-northeast direction (forecast issued at 02:00pm August 07). An open ocean swell of 3.5m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Aug) | - | - |
| Afternoon (07 Aug) | 11ft (3.5m) | 10s |
| Evening (07 Aug) | 3.5ft (1.0m) | 12s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 170mm), heaviest during Fri night. Warm (max 29°C on Fri afternoon, min 28°C on Fri night). Winds decreasing (stormy winds from the SSE on Fri night, fresh winds from the SSE by Mon morning). | ||||||||||||||||||||
Fri 7 | Saturday 8 | Sunday 9 | ||||||||||||||||||
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) | NNW 11 | NNW 10 | NNW 10 | ENE 12 | ENE 12 | E 12 | ENE 11 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | E 10 | E 10 | E 10 | E 9 | ENE 9 | E 9 | E 14 | E 14 |
Wave Graph  | ||||||||||||||||||||
 kJ | 4400 | 2090 | 772 | 298 | 293 | 270 | 217 | 254 | 337 | 260 | 209 | 205 | 192 | 192 | 188 | 180 | 144 | 110 | 150 | 405 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | cross-off | cross-off | cross-off | cross-off |
High Tide | 2:06PM1.45m | 00:58AM1.73m | 4:10PM1.52m | 2:34AM1.74m | 5:16PM1.66m | |||||||||||||||
Low Tide | 6:49PM1.21m | 8:43AM0.59m | 8:47PM1.28m | 10:05AM0.46m | ||||||||||||||||
 |  | |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:08 | — |
mm | 9 | 3 | 10 | 39 | 50 | 20 | 4 | 9 | 4 | 1 | 3 | 5 | 3 | 1 | 1 | 2 | 2 | 3 | 2 | 2 |
Temp °C | 28 | 29 | 29 | 28 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 29 | 29 | 29 | 28 | 28 | 29 | 29 | 29 | 29 |
Feels °C | 26 | 28 | 24 | 19 | 20 | 20 | 21 | 22 | 21 | 20 | 21 | 23 | 25 | 26 | 25 | 25 | 26 | 27 | 26 | 27 |
Swell 1 Height (m) Direction Period (s) | NNW 11 | NNW 10 | NNW 10 | NNW 9 | ENE 12 | E 12 | ENE 11 | ENE 11 | ENE 11 | ENE 10 | WSW 13 | WSW 13 | WSW 13 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | W 13 |
| kJ | 4400 | 2090 | 772 | 277 | 293 | 270 | 217 | 254 | 337 | 260 | 1110 | 2795 | 2417 | 2974 | 3096 | 3397 | 2723 | 2433 | 2116 | 1684 |
Swell 2 Height (m) Direction Period (s) | ENE 13 | ENE 12 | ENE 12 | ENE 12 | N 10 | N 10 | — | — | ENE 15 | ENE 15 | ENE 10 | ENE 10 | E 10 | E 10 | E 10 | E 9 | ENE 9 | E 9 | E 9 | E 14 |
| kJ | 3383 | 901 | 418 | 298 | 94 | 29 | — | — | 21 | 21 | 209 | 205 | 192 | 192 | 188 | 180 | 144 | 110 | 108 | 405 |
Swell 3 Height (m) Direction Period (s) | NW 9 | ENE 16 | WNW 8 | — | ENE 16 | — | — | — | — | — | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 14 | ENE 14 | E 14 | ENE 9 |
| kJ | 255 | 284 | 13 | — | 25 | — | — | — | — | — | 21 | 21 | 21 | 21 | 42 | 42 | 41 | 70 | 150 | 101 |
Wind waves Height (m) Direction Period (s) | WNW 8 | SSW 7 | SSW 7 | S 9 | S 10 | S 11 | S 11 | S 11 | S 11 | S 12 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 |
| kJ | 1221 | 812 | 1145 | 3377 | 7456 | 10366 | 10349 | 10217 | 10891 | 12026 | 8572 | 5686 | 4914 | 3803 | 3599 | 3172 | 3111 | 2896 | 2600 | 2507 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 1382 | 1380 | 801 | 801 | 801 | 801 | 693 | 801 | 801 | 801 | 801 | 801 | 693 | 693 | 693 | 687 | 693 | 801 | 687 | 683 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||
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