Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (22 Sep):
- Afternoon surf: Afternoon surf (22 Sep, local time) - 2ft (0.6m), 9s period with E swell.
- Evening surf: Evening surf (22 Sep, local time) - 1.5ft (0.4m), 8s period with ESE swell.
The current surf forecast for Niyodo Rivermouth at 10PM is: 0.3m 8s primary swell from a East-southeast direction (forecast issued at 02:00pm September 22). An open ocean swell of 0.4m 6s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Sep) | - | - |
| Afternoon (22 Sep) | 2ft (0.6m) | 9s |
| Evening (22 Sep) | 1.5ft (0.4m) | 8s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Tue afternoon, min 20°C on Tue night). Wind will be generally light. | ||||||||||||||||||||
Tue 22 | Wednesday 23 | Thursday 24 | ||||||||||||||||||
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) | E 9 | E 9 | E 9 | ESE 8 | ESE 8 | ESE 9 | SE 8 | SE 8 | SE 7 | SE 7 | SE 7 | SE 7 | ESE 7 | SSE 9 | SSE 9 | SSE 9 | E 10 | E 10 | E 9 | E 9 |
Wave Graph  | ||||||||||||||||||||
 kJ | 83 | 59 | 39 | 22 | 13 | 8 | 16 | 14 | 8 | 8 | 8 | 8 | 9 | 7 | 7 | 7 | 8 | 7 | 7 | 15 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | on | glassy | off | off | off | off | glassy | on | on | glassy | glassy | cross-off | off | off | glassy | on | on | glassy | off |
High Tide | 4:26PM1.53m | 3:23AM1.49m | 4:45PM1.62m | 4:07AM1.63m | 5:04PM1.71m | |||||||||||||||
Low Tide | 10:02PM1.00m | 10:04AM0.43m | 10:28PM0.84m | 10:36AM0.35m | ||||||||||||||||
 | | |  | | | | | | | | |  | | | | | | | | |
 | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | — | — | 6:02 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 29 | 28 | 25 | 22 | 21 | 20 | 20 | 24 | 25 | 25 | 24 | 23 | 22 | 22 | 21 | 24 | 26 | 26 | 24 | 22 |
Feels °C | 29 | 29 | 28 | 23 | 22 | 20 | 20 | 25 | 25 | 26 | 28 | 26 | 24 | 24 | 22 | 27 | 28 | 28 | 27 | 24 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | ENE 6 | E 6 | E 6 | ENE 5 | SE 8 | SE 7 | SE 7 | SE 7 | SE 7 | ESE 7 | ESE 6 | SSE 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SE 8 |
| kJ | 83 | 59 | 39 | 13 | 20 | 20 | 4 | 14 | 8 | 8 | 7 | 7 | 9 | 4 | 7 | 7 | 7 | 7 | 7 | 11 |
Swell 2 Height (m) Direction Period (s) | ENE 4 | ESE 4 | ENE 6 | ESE 8 | ESE 8 | ESE 8 | SE 8 | E 4 | E 4 | E 4 | S 8 | SSE 9 | SSE 9 | SSE 9 | ESE 6 | SE 6 | E 10 | E 10 | E 9 | E 9 |
| kJ | 2 | 4 | 13 | 22 | 13 | 6 | 16 | 3 | 1 | 1 | 5 | 8 | 8 | 7 | 4 | 1 | 8 | 7 | 6 | 15 |
Swell 3 Height (m) Direction Period (s) | S 8 | SE 10 | SE 10 | SSE 9 | S 8 | ESE 9 | S 8 | S 8 | S 8 | S 8 | SSE 9 | S 8 | S 8 | S 8 | S 8 | S 7 | SE 6 | S 7 | S 7 | S 7 |
| kJ | 5 | 15 | 15 | 8 | 5 | 8 | 5 | 5 | 5 | 5 | 8 | 4 | 4 | 4 | 4 | 4 | 1 | 4 | 4 | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | NE 5 | NE 5 | — | — | — | — | — | — | — | E 5 | E 6 | — | — | — |
| kJ | — | — | — | — | — | — | 32 | 25 | — | — | — | — | — | — | — | 1 | 3 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 432 | 0 | 229 | 55 | 55 | 233 | 233 | 906 | 906 | 279 | 645 | 338 | 338 | 344 | 573 | 573 | 573 | 573 | 622 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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