Surf Forecasts:
How big are the waves at Aha Rivermouth today (11 Aug):
- Morning surf: Morning surf (11 Aug, local time) - 3ft (0.9m), 12s period with ENE swell.
- Afternoon surf: Afternoon surf (11 Aug, local time) - 3ft (0.9m), 12s period with ENE swell.
- Evening surf: Evening surf (11 Aug, local time) - 3ft (0.9m), 12s period with ENE swell.
The current surf forecast for Aha Rivermouth at 7AM is: 0.9m 12s primary swell from a East-northeast direction and 0.9m 6s secondary swell from a East direction (forecast issued at 02:00am August 11). An open ocean swell of 1.0m 10s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Aug) | 3ft (0.9m) | 12s |
| Afternoon (11 Aug) | 3ft (0.9m) | 12s |
| Evening (11 Aug) | 3ft (0.9m) | 12s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 39mm), heaviest during Tue morning. Warm (max 28°C on Tue morning, min 26°C on Wed morning). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 11 | Wednesday 12 | Thursday 13 | ||||||||||||||||||||||
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) | E 12 | E 12 | E 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 11 | ENE 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 314 | 304 | 299 | 240 | 240 | 254 | 254 | 250 | 193 | 183 | 176 | 135 | 133 | 130 | 83 | 116 | 102 | 146 | 116 | 114 | 85 | 92 | 99 | 60 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | off | off | off | glassy | cross-off | cross-off | cross-off | glassy | glassy | on | on | cross-on | cross-on | cross-on |
High Tide | 5:01AM1.95m | 6:35PM1.89m | 5:53AM2.06m | 7:07PM1.97m | 6:38AM2.14m | 7:37PM2.02m | ||||||||||||||||||
Low Tide | 11:21PM1.08m | 11:55AM0.21m | 00:07AM0.93m | 12:36PM0.15m | 00:47AM0.79m | 1:14PM0.15m | ||||||||||||||||||
 |  |  |  | | | | | | | | | |  |  | | | | |  | | | | | |
 | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:06 | — | — | — | — | — | — | — | 7:06 | — |
mm | 2 | — | 2 | 6 | 2 | 1 | 2 | 2 | — | 1 | 4 | 2 | 5 | 4 | — | — | 1 | 2 | 3 | — | — | 1 | 1 | 1 |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 27 | 28 | 28 | 28 | 28 |
Feels °C | 30 | 30 | 31 | 31 | 31 | 32 | 32 | 31 | 32 | 32 | 30 | 30 | 30 | 31 | 30 | 31 | 32 | 31 | 31 | 30 | 30 | 30 | 30 | 31 |
Swell 1 Height (m) Direction Period (s) | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | SSW 8 | S 8 | S 8 | S 8 | S 8 |
| kJ | 340 | 394 | 204 | 200 | 194 | 211 | 257 | 257 | 211 | 202 | 162 | 164 | 129 | 123 | 119 | 117 | 119 | 119 | 116 | 120 | 89 | 66 | 65 | 49 |
Swell 2 Height (m) Direction Period (s) | E 12 | E 12 | E 12 | ENE 12 | ENE 12 | E 6 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 11 | ENE 10 |
| kJ | 314 | 304 | 299 | 240 | 240 | 59 | 254 | 250 | 193 | 183 | 176 | 135 | 133 | 130 | 83 | 116 | 102 | 146 | 116 | 114 | 85 | 92 | 99 | 60 |
Swell 3 Height (m) Direction Period (s) | SW 11 | SW 10 | SSW 11 | SSW 10 | SSW 10 | ENE 12 | SW 10 | E 6 | E 6 | E 6 | E 6 | E 6 | SW 9 | SW 9 | ESE 6 | N 8 | ENE 12 | N 8 | N 8 | N 8 | SW 8 | SW 8 | SW 8 | SW 8 |
| kJ | 71 | 50 | 214 | 157 | 109 | 254 | 26 | 47 | 35 | 36 | 26 | 18 | 40 | 27 | 7 | 23 | 56 | 32 | 29 | 28 | 35 | 35 | 25 | 35 |
Wind waves Height (m) Direction Period (s) | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | — | — | — | — | SW 3 | — | — | — | — | — | — | — | — | W 5 | W 4 | W 6 |
| kJ | 72 | 66 | 59 | 61 | 76 | 88 | 60 | 73 | — | — | — | — | 2 | — | — | — | — | — | — | — | — | 1 | 15 | 78 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 75 | 94 | 94 | 75 | 40 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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