Surf Forecasts:
How big are the waves at Aha Rivermouth today (14 Sep):
- Morning surf: Morning surf (14 Sep, local time) - 3.5ft (1.1m), 8s period with E swell.
- Afternoon surf: Afternoon surf (14 Sep, local time) - 3.5ft (1.1m), 9s period with E swell.
- Evening surf: Evening surf (14 Sep, local time) - 3.5ft (1.1m), 9s period with E swell.
The current surf forecast for Aha Rivermouth at 12PM is: 1.1m 9s primary swell from a East direction and 0.5m 13s secondary swell from a East direction (forecast issued at 08:00am September 14). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Sep) | 3.5ft (1.1m) | 8s |
| Afternoon (14 Sep) | 3.5ft (1.1m) | 9s |
| Evening (14 Sep) | 3.5ft (1.1m) | 9s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Mon night. Warm (max 28°C on Mon morning, min 27°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||||
Monday 14 | Tuesday 15 | Wednesday 16 | ||||||||||||||||||||
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 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ENE 14 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 169 | 177 | 181 | 181 | 181 | 181 | 185 | 185 | 189 | 207 | 219 | 260 | 266 | 223 | 228 | 228 | 228 | 184 | 184 | 146 | 156 | 158 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | on | on | on | on | on | on | cross-on | on | on | on | on | on | on | on |
High Tide | 8:19AM1.99m | 8:18PM2.05m | 8:53AM1.87m | 8:43PM1.99m | 9:28AM1.73m | |||||||||||||||||
Low Tide | 2:16PM0.58m | 2:41AM0.37m | 2:41PM0.71m | 3:14AM0.43m | 3:04PM0.85m | |||||||||||||||||
 |  |  |  |  |  |  | | | | | | | | | | | | | | | | |
 | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — |
 | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — |
mm | 1 | — | 1 | — | — | — | — | 3 | — | — | 1 | — | — | — | 2 | — | 1 | 1 | — | — | — | — |
Temp °C | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 27 |
Feels °C | 29 | 29 | 30 | 30 | 30 | 29 | 29 | 30 | 31 | 30 | 31 | 31 | 30 | 29 | 30 | 31 | 31 | 31 | 30 | 29 | 31 | 29 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 |
| kJ | 169 | 177 | 181 | 181 | 181 | 181 | 185 | 185 | 189 | 207 | 219 | 260 | 266 | 223 | 228 | 228 | 228 | 184 | 184 | 146 | 143 | 140 |
Swell 2 Height (m) Direction Period (s) | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 12 | E 12 | NNW 6 | NNW 6 | NNW 6 | NNW 5 | NNW 5 | NNW 6 | ENE 14 | NNW 6 | NNW 6 | NNW 7 | NNW 7 | ENE 14 |
| kJ | 90 | 89 | 87 | 87 | 87 | 87 | 87 | 84 | 78 | 77 | 11 | 10 | 10 | 10 | 10 | 12 | 67 | 19 | 20 | 47 | 41 | 158 |
Swell 3 Height (m) Direction Period (s) | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | ENE 13 | ENE 16 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | NNW 6 | E 14 | E 14 | ENE 14 | ENE 14 | NNW 7 |
| kJ | 4 | 4 | 4 | 2 | 2 | 2 | 3 | 6 | 6 | 11 | 55 | 48 | 46 | 45 | 23 | 45 | 13 | 97 | 94 | 145 | 156 | 32 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NE 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 44 | 12 | 12 | 12 | 60 | 40 | 12 | 12 | 12 | 12 | 12 | 40 | 40 | 40 | 12 | 12 | 40 | 40 | 40 | 40 | 40 | 40 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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