Surf Forecasts:
How big are the waves at Aha Rivermouth today (26 Sep):
- Morning surf: Morning surf (26 Sep, local time) - 1ft (0.3m), 9s period with ENE swell.
- Afternoon surf: Afternoon surf (26 Sep, local time) - 3.5ft (1.1m), 9s period with SE swell.
- Evening surf: Evening surf (26 Sep, local time) - 3.5ft (1.0m), 8s period with SE swell.
The current surf forecast for Aha Rivermouth at 2AM is: 0.7m 10s primary swell from a Southeast direction and 0.3m 9s secondary swell from a East-northeast direction, 0.4m 3s secondary swell from a East direction (forecast issued at 08:00pm September 25). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Sep) | 1ft (0.3m) | 9s |
| Afternoon (26 Sep) | 3.5ft (1.1m) | 9s |
| Evening (26 Sep) | 3.5ft (1.0m) | 8s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 19mm), heaviest on Sat afternoon. Warm (max 28°C on Fri night, min 27°C on Fri night). Winds increasing (light winds from the ESE on Sat afternoon, fresh winds from the E by Mon morning). | ||||||||||||||||||
Fri 25 | Saturday 26 | Sunday 27 | ||||||||||||||||
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) | ENE 9 | ENE 9 | SE 11 | SE 10 | SE 10 | ENE 9 | SE 9 | SE 9 | SE 8 | SE 8 | SE 8 | SE 8 | ENE 9 | SE 7 | SE 7 | ENE 8 | ENE 10 | ENE 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 16 | 16 | 60 | 147 | 184 | 16 | 211 | 197 | 176 | 129 | 119 | 110 | 15 | 79 | 82 | 14 | 20 | 20 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 6:16PM1.91m | 6:18AM1.97m | 6:39PM1.98m | 6:55AM2.05m | 7:04PM2.03m | |||||||||||||
Low Tide | 00:16AM0.58m | 12:31PM0.42m | 00:45AM0.42m | 1:01PM0.45m | ||||||||||||||
 |  |  | |  |  | |  | | | | | | | | | | | |
 | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — |
 | 6:20 | — | — | — | — | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:17 | — |
mm | — | — | 1 | — | — | — | — | 3 | 2 | — | — | 2 | 2 | 2 | — | — | 1 | 2 |
Temp °C | 28 | 28 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
Feels °C | 31 | 30 | 30 | 31 | 32 | 31 | 30 | 32 | 31 | 31 | 31 | 31 | 30 | 30 | 29 | 30 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | ENE 9 | SE 12 | SE 11 | SE 10 | SE 10 | SE 9 | SE 9 | SE 9 | SE 8 | SE 8 | SE 8 | SE 8 | SE 7 | SE 7 | S 7 | ENE 8 | ENE 10 | SSE 8 |
| kJ | 16 | 37 | 60 | 147 | 184 | 194 | 211 | 197 | 176 | 129 | 119 | 110 | 126 | 79 | 47 | 14 | 20 | 264 |
Swell 2 Height (m) Direction Period (s) | SE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | S 7 | ENE 8 | — | E 8 | ENE 10 |
| kJ | 3 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 40 | 14 | — | 5 | 20 |
Swell 3 Height (m) Direction Period (s) | N 5 | SE 8 | N 5 | — | — | — | NE 11 | E 11 | E 11 | S 10 | S 10 | — | — | ENE 8 | — | — | N 8 | E 8 |
| kJ | 2 | 3 | 2 | — | — | — | 5 | 2 | 2 | 8 | 8 | — | — | 14 | — | — | 1 | 5 |
Wind waves Height (m) Direction Period (s) | E 3 | ENE 3 | E 3 | — | — | ENE 3 | — | — | — | — | — | — | — | — | SE 7 | SSE 7 | SSE 7 | SSE 8 |
| kJ | 2 | 4 | 4 | — | — | 1 | — | — | — | — | — | — | — | — | 82 | 160 | 220 | 383 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 861 | 861 | 68 | 68 | 68 | 68 | 68 | 68 | 68 | 68 | 70 | 68 | 70 | 70 | 70 | 70 | 70 | 68 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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