Surf Forecasts:
How big are the waves at Aha Rivermouth today (09 Oct):
- Morning surf: Morning surf (09 Oct, local time) - 3ft (0.9m), 11s period with ENE swell.
- Afternoon surf: Afternoon surf (09 Oct, local time) - 4.5ft (1.4m), 8s period with ENE swell.
- Evening surf: Evening surf (09 Oct, local time) - 4.5ft (1.4m), 10s period with ENE swell.
The current surf forecast for Aha Rivermouth at 2AM is: 1.7m 8s primary swell from a East-northeast direction and 0.9m 11s secondary swell from a East-northeast direction, 0.2m 18s secondary swell from a East direction (forecast issued at 08:00pm October 08). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Oct) | 3ft (0.9m) | 11s |
| Afternoon (09 Oct) | 4.5ft (1.4m) | 8s |
| Evening (09 Oct) | 4.5ft (1.4m) | 10s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 21mm), heaviest during Sat night. Warm (max 27°C on Fri night, min 25°C on Thu night). Winds decreasing (fresh winds from the ENE on Thu night, light winds from the ESE by Fri night). | ||||||||||||||||||
Thu 8 | Friday 9 | Saturday 10 | ||||||||||||||||
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 12 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 11 | ENE 11 | ENE 8 | ENE 8 | ENE 10 | E 16 | E 16 | ENE 17 | ENE 16 | ENE 16 | ENE 16 | ENE 16 | E 15 |
Wave Graph  | ||||||||||||||||||
 kJ | 725 | 371 | 383 | 357 | 311 | 208 | 177 | 214 | 220 | 380 | 264 | 257 | 459 | 448 | 337 | 421 | 421 | 279 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 5:30PM1.86m | 5:40AM1.91m | 5:57PM1.93m | 6:19AM1.96m | 6:23PM1.98m | |||||||||||||
Low Tide | 11:34PM0.55m | 11:50AM0.46m | 00:08AM0.39m | 12:22PM0.50m | ||||||||||||||
 |  | | |  |  | |  | |  | | | |  | | | | | |
 | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — |
 | 6:06 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:04 | — |
mm | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 |
Temp °C | 25 | 26 | 26 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 27 | 26 | 26 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 22 | 23 | 23 | 21 | 23 | 24 | 24 | 24 | 25 | 26 | 28 | 28 | 29 | 30 | 29 | 29 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | N 7 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | E 17 | E 10 | ENE 10 | ENE 10 | E 7 | E 7 | ENE 16 | E 8 | E 15 |
| kJ | 43 | 242 | 233 | 176 | 138 | 170 | 167 | 103 | 66 | 202 | 240 | 245 | 197 | 69 | 72 | 421 | 95 | 279 |
Swell 2 Height (m) Direction Period (s) | SE 12 | N 6 | N 6 | E 18 | ENE 18 | ENE 18 | ENE 18 | E 17 | E 17 | SE 11 | E 16 | E 16 | ENE 17 | ENE 16 | ENE 16 | E 7 | ENE 16 | ENE 9 |
| kJ | 6 | 28 | 27 | 25 | 62 | 62 | 62 | 151 | 200 | 20 | 264 | 257 | 459 | 448 | 337 | 77 | 421 | 49 |
Swell 3 Height (m) Direction Period (s) | E 20 | ESE 10 | E 19 | SE 12 | SE 12 | SE 12 | ESE 12 | SE 12 | SE 11 | S 9 | N 5 | SE 11 | SE 11 | NE 9 | NE 9 | NE 8 | ENE 8 | SE 10 |
| kJ | 7 | 10 | 7 | 6 | 6 | 6 | 14 | 21 | 20 | 2 | 7 | 19 | 19 | 23 | 20 | 35 | 48 | 25 |
Wind waves Height (m) Direction Period (s) | ENE 12 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 10 | — | ENE 7 | ESE 9 | E 7 | — | — | — | E 8 |
| kJ | 725 | 371 | 383 | 357 | 311 | 208 | 177 | 214 | 220 | 380 | — | 118 | 144 | 89 | — | — | — | 117 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 68 | 68 | 70 | 70 | 68 | 68 | 70 | 40 | 40 | 40 | 40 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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