Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (05 Aug):
- Morning surf: Morning surf (05 Aug, local time) - 15ft (4.5m), 16s period with ESE swell.
- Afternoon surf: Afternoon surf (05 Aug, local time) - 16ft (5.0m), 16s period with ESE swell.
- Evening surf: Evening surf (05 Aug, local time) - 16ft (5.0m), 16s period with SE swell.
The current surf forecast for Niyodo Rivermouth at 10AM is: 4.5m 16s primary swell from a East-southeast direction (forecast issued at 02:00am August 05). The wind direction is predicted to be onshore and the swell rating is 11.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Aug) | 15ft (4.5m) | 16s |
| Afternoon (05 Aug) | 16ft (5.0m) | 16s |
| Evening (05 Aug) | 16ft (5.0m) | 16s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Fri afternoon. Warm (max 33°C on Thu morning, min 26°C on Wed night). Winds increasing (calm on Wed morning, fresh winds from the ESE by Fri morning). | ||||||||||||||||||||||||
Wednesday 5 | Thursday 6 | Friday 7 | ||||||||||||||||||||||
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 | 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 17 | ESE 16 | ESE 16 | ESE 16 | ESE 16 | ESE 16 | SE 16 | SE 15 | SE 15 | SE 15 | SE 14 | SE 15 | SE 15 | SE 15 | SE 16 | SE 16 | SSE 15 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 6568 | 9784 | 9764 | 11004 | 11893 | 12401 | 14772 | 12158 | 10034 | 9682 | 10052 | 10442 | 11609 | 12734 | 14964 | 15613 | 15880 | 15183 | 13173 | 11955 | 9888 | 7438 | 8924 | 8239 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | glassy | on | cross-on | cross-on | off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross |
High Tide | 9:23PM1.72m | 10:00AM1.47m | 9:57PM1.67m | 11:18AM1.36m | 10:41PM1.60m | 1:19PM1.32m | ||||||||||||||||||
Low Tide | 3:51AM0.55m | 3:42PM0.77m | 4:49AM0.54m | 4:29PM0.96m | 6:05AM0.52m | 5:47PM1.13m | ||||||||||||||||||
 |  |  | | | | | | | | | | | | | | | |  | | |  |  | | |
 | — | 5:18 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — |
Temp °C | 26 | 26 | 25 | 29 | 31 | 31 | 30 | 27 | 26 | 26 | 27 | 31 | 33 | 33 | 30 | 28 | 28 | 27 | 27 | 29 | 31 | 30 | 29 | 27 |
Feels °C | 30 | 31 | 29 | 33 | 33 | 33 | 34 | 31 | 29 | 28 | 30 | 32 | 32 | 32 | 31 | 30 | 30 | 29 | 29 | 30 | 30 | 30 | 30 | 28 |
Swell 1 Height (m) Direction Period (s) | ESE 16 | ESE 17 | ESE 16 | ESE 16 | ESE 16 | ESE 16 | ESE 16 | SE 16 | SE 15 | SE 15 | SE 15 | SE 14 | SE 15 | SE 15 | SE 15 | SE 16 | SE 16 | SSE 15 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | E 15 | E 15 |
| kJ | 6568 | 9784 | 9764 | 11004 | 11893 | 12401 | 12779 | 12158 | 10034 | 9682 | 10052 | 10442 | 11609 | 12734 | 14964 | 15613 | 15880 | 15183 | 13173 | 11955 | 9888 | 7438 | 17 | 17 |
Swell 2 Height (m) Direction Period (s) | SE 19 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 15 | — | E 15 |
| kJ | 2325 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 18 | — | 17 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | ESE 16 | — | — | — | — | — | — | — | — | — | — | — | — | E 8 | E 10 | E 10 | SSE 14 | SSE 13 |
| kJ | — | — | — | — | — | — | 14772 | — | — | — | — | — | — | — | — | — | — | — | — | 682 | 434 | 928 | 8924 | 8239 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 9 | 9 | 9 | 9 | 85 | 573 | 82 | 9 | 9 | 9 | 9 | 85 | 569 | 539 | 539 | 64 | 64 | 535 | 535 | 522 | 522 | 539 | 539 | 535 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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