Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (12 Oct):
- Morning surf: Morning surf (12 Oct, local time) - 5ft (1.5m), 16s period with ESE swell.
- Afternoon surf: Afternoon surf (12 Oct, local time) - 5.5ft (1.7m), 16s period with ESE swell.
- Evening surf: Evening surf (12 Oct, local time) - 7ft (2.1m), 15s period with ESE swell.
The current surf forecast for Niyodo Rivermouth at 3PM is: 1.7m 16s primary swell from a East-southeast direction and 1.1m 10s secondary swell from a East direction (forecast issued at 08:00am October 12). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Oct) | 5ft (1.5m) | 16s |
| Afternoon (12 Oct) | 5.5ft (1.7m) | 16s |
| Evening (12 Oct) | 7ft (2.1m) | 15s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Tue night. Warm (max 25°C on Mon morning, min 14°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||
Monday 12 | Tuesday 13 | Wednesday 14 | ||||||||||||||||||||
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 16 | ESE 16 | ESE 15 | ESE 16 | ESE 15 | ESE 15 | ESE 14 | ESE 14 | ESE 13 | ESE 13 | ESE 13 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 11 | ESE 11 | E 11 | ESE 11 | ESE 10 | ESE 10 | E 10 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 969 | 1141 | 987 | 1441 | 1507 | 1873 | 1600 | 1556 | 1155 | 968 | 938 | 754 | 730 | 624 | 505 | 376 | 303 | 238 | 187 | 167 | 163 | 122 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | glassy | on | on | glassy | glassy | glassy | glassy | glassy | glassy | on | on | cross-on | cross-on | glassy | glassy | off | cross-off | off | off | off | off |
High Tide | 6:41AM1.85m | 6:20PM1.82m | 7:17AM1.79m | 6:43PM1.78m | 7:52AM1.69m | 7:05PM1.73m | ||||||||||||||||
Low Tide | 12:31PM0.62m | 00:47AM0.17m | 12:58PM0.73m | 1:17AM0.20m | 1:23PM0.84m | |||||||||||||||||
 |  |  | |  | | | | | | | | |  |  |  | | | | | | | |
 | 6:05 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — |
 | — | — | — | 5:36 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:34 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 1 | — | — | — | — | — |
Temp °C | 20 | 23 | 25 | 25 | 23 | 22 | 22 | 22 | 21 | 23 | 24 | 24 | 23 | 23 | 22 | 22 | 21 | 23 | 23 | 22 | 17 | 15 |
Feels °C | 20 | 25 | 26 | 26 | 26 | 25 | 25 | 24 | 23 | 26 | 26 | 24 | 24 | 25 | 25 | 25 | 23 | 23 | 20 | 17 | 13 | 11 |
Swell 1 Height (m) Direction Period (s) | E 11 | ESE 16 | ESE 15 | ESE 16 | ESE 15 | ESE 15 | ESE 14 | ESE 14 | ESE 13 | ESE 13 | ESE 13 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 11 | ESE 11 | E 11 | ESE 11 | ESE 10 | ESE 10 | E 10 |
| kJ | 466 | 1141 | 987 | 1441 | 1507 | 1873 | 1600 | 1556 | 1155 | 968 | 938 | 754 | 730 | 624 | 505 | 376 | 303 | 238 | 187 | 167 | 163 | 122 |
Swell 2 Height (m) Direction Period (s) | ESE 16 | E 11 | E 10 | E 10 | E 10 | E 10 | — | — | — | — | — | E 9 | E 9 | — | — | — | — | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 |
| kJ | 969 | 381 | 302 | 254 | 194 | 192 | — | — | — | — | — | 164 | 162 | — | — | — | — | 37 | 23 | 10 | 4 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 3 | SW 4 | SW 5 | WNW 3 | WNW 3 | NW 3 | NNW 3 | NNW 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 24 | 37 | 7 | 7 | 5 | 5 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 0 | 64 | 85 | 0 | 0 | 0 | 0 | 0 | 0 | 51 | 58 | 51 | 51 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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