Surf Forecasts:
How big are the waves at Aha Rivermouth today (30 Oct):
- Morning surf: Morning surf (30 Oct, local time) - 4.5ft (1.3m), 7s period with ESE swell.
- Afternoon surf: Afternoon surf (30 Oct, local time) - 3.5ft (1.1m), 9s period with ESE swell.
- Evening surf: Evening surf (30 Oct, local time) - 3ft (0.9m), 9s period with ESE swell.
The current surf forecast for Aha Rivermouth at 3PM is: 1.1m 9s primary swell from a East-southeast direction and 0.5m 13s secondary swell from a East direction, 0.3m 7s secondary swell from a North-northwest direction (forecast issued at 08:00am October 30). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Oct) | 4.5ft (1.3m) | 7s |
| Afternoon (30 Oct) | 3.5ft (1.1m) | 9s |
| Evening (30 Oct) | 3ft (0.9m) | 9s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Fri morning. Warm (max 26°C on Fri morning, min 23°C on Sat morning). Winds decreasing (fresh winds from the N on Fri night, calm by Sun night). | ||||||||||||||||||||||
Friday 30 | Saturday 31 | Sunday 1 | ||||||||||||||||||||
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) | ESE 7 | ESE 7 | ESE 7 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 12 | ESE 12 | E 12 | ESE 12 | E 20 | E 19 | E 18 | E 18 | ESE 17 | E 17 | ESE 17 | ESE 16 | E 16 | E 16 | E 15 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 147 | 145 | 135 | 202 | 177 | 132 | 113 | 294 | 220 | 169 | 189 | 284 | 361 | 653 | 909 | 1217 | 1537 | 1541 | 1608 | 1496 | 1630 | 1258 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-off |
High Tide | 9:38AM1.72m | 8:46PM1.87m | 10:37AM1.60m | 9:34PM1.74m | 11:51AM1.52m | |||||||||||||||||
Low Tide | 3:01PM0.93m | 3:48AM0.19m | 3:53PM1.03m | 4:49AM0.33m | 5:09PM1.10m | |||||||||||||||||
 |  |  | |  | | |  |  |  | | | | | | | | | | | | | |
 | 6:33 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — |
 | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:44 | — | — |
mm | 3 | 6 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 24 | 25 | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |
Feels °C | 24 | 26 | 29 | 26 | 24 | 21 | 22 | 22 | 22 | 21 | 20 | 19 | 20 | 20 | 21 | 22 | 23 | 23 | 23 | 23 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | NNW 7 | ESE 7 | ESE 7 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 12 | ESE 12 | E 12 | ESE 12 | E 11 | E 19 | E 18 | E 18 | ESE 17 | E 17 | ESE 17 | ESE 16 | E 16 | E 16 | E 15 |
| kJ | 17 | 145 | 135 | 202 | 177 | 132 | 103 | 294 | 220 | 169 | 189 | 123 | 361 | 653 | 909 | 1217 | 1537 | 1541 | 1608 | 1496 | 1630 | 1258 |
Swell 2 Height (m) Direction Period (s) | ESE 14 | NNW 7 | ESE 13 | E 13 | E 13 | E 12 | E 12 | NE 8 | E 22 | E 15 | ENE 11 | E 20 | E 10 | E 10 | N 6 | N 6 | E 10 | E 10 | E 10 | E 10 | N 5 | — |
| kJ | 36 | 16 | 60 | 85 | 82 | 113 | 113 | 3 | 37 | 38 | 38 | 284 | 98 | 98 | 32 | 32 | 230 | 194 | 194 | 151 | 8 | — |
Swell 3 Height (m) Direction Period (s) | N 10 | ESE 14 | NNW 7 | NE 10 | NE 9 | NE 9 | ENE 8 | E 22 | E 18 | ESE 23 | ESE 21 | E 10 | E 14 | E 14 | E 13 | — | N 6 | N 6 | N 5 | N 5 | — | — |
| kJ | 2 | 61 | 9 | 4 | 3 | 3 | 7 | 9 | 6 | 101 | 150 | 49 | 134 | 132 | 85 | — | 23 | 23 | 14 | 8 | — | — |
Wind waves Height (m) Direction Period (s) | ESE 7 | — | — | NNW 7 | N 4 | N 5 | N 5 | N 5 | N 5 | NNE 5 | NNE 5 | NNE 6 | NNE 6 | NE 6 | ENE 10 | E 10 | — | — | — | — | — | — |
| kJ | 147 | — | — | 9 | 29 | 55 | 47 | 36 | 43 | 64 | 88 | 107 | 105 | 104 | 294 | 290 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 596 | 17 | 0 | 596 | 596 | 596 | 596 | 596 | 40 | 40 | 40 | 596 | 40 | 40 | 66 | 40 | 12 | 12 | 12 | 12 | 12 | 0 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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