Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (22 Sep):
- Morning surf: Morning surf (22 Sep, local time) - 2.5ft (0.8m), 9s period with E swell.
- 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 2PM is: 0.6m 9s primary swell from a East direction and 0.3m 5s secondary swell from a East direction (forecast issued at 08:00am September 22). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Sep) | 2.5ft (0.8m) | 9s |
| 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 morning, min 19°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||
Tuesday 22 | Wednesday 23 | Thursday 24 | ||||||||||||||||||||
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) | E 10 | E 9 | E 9 | E 9 | E 9 | ESE 8 | SE 8 | ESE 8 | SE 8 | ESE 8 | SE 7 | SE 7 | SE 7 | SSE 9 | SE 7 | SE 7 | E 10 | SE 9 | E 8 | E 8 | E 9 | E 9 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 154 | 110 | 83 | 59 | 39 | 22 | 17 | 6 | 16 | 6 | 8 | 8 | 8 | 8 | 8 | 7 | 8 | 12 | 12 | 12 | 13 | 14 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | glassy | on | glassy | off | off | off | off | glassy | on | on | glassy | glassy | 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 | 9:26AM0.53m | 10:02PM1.00m | 10:04AM0.43m | 10:28PM0.84m | 10:36AM0.35m | |||||||||||||||||
 | | | | |  | | | | | | | |  | | | | | |  | | | |
 | 5:52 | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | — | — | — | — | 6:02 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 24 | 28 | 28 | 25 | 22 | 21 | 20 | 19 | 24 | 25 | 25 | 24 | 22 | 22 | 21 | 21 | 24 | 26 | 26 | 24 | 22 |
Feels °C | 19 | 23 | 28 | 29 | 28 | 23 | 22 | 20 | 18 | 25 | 25 | 26 | 27 | 24 | 24 | 22 | 22 | 26 | 28 | 28 | 27 | 24 |
Swell 1 Height (m) Direction Period (s) | E 10 | E 9 | E 9 | E 9 | E 9 | ESE 8 | ENE 6 | ENE 6 | SE 8 | ESE 8 | SE 7 | SE 7 | SE 7 | ESE 7 | SE 7 | SE 7 | SSE 9 | SE 9 | E 8 | E 8 | E 9 | E 9 |
| kJ | 154 | 110 | 83 | 59 | 39 | 22 | 13 | 13 | 16 | 6 | 8 | 8 | 7 | 4 | 7 | 7 | 7 | 12 | 12 | 12 | 13 | 14 |
Swell 2 Height (m) Direction Period (s) | SE 11 | S 8 | ENE 4 | E 5 | E 5 | ENE 6 | SE 8 | ESE 8 | ENE 5 | E 4 | E 4 | S 8 | S 8 | SSE 9 | E 7 | SSE 9 | E 10 | E 8 | SSE 9 | SSE 8 | SSE 8 | SE 8 |
| kJ | 18 | 5 | 2 | 4 | 4 | 7 | 17 | 6 | 5 | 1 | 1 | 5 | 5 | 8 | 3 | 7 | 8 | 6 | 7 | 7 | 7 | 11 |
Swell 3 Height (m) Direction Period (s) | S 8 | SE 11 | S 8 | SE 10 | SE 10 | SSE 9 | S 8 | E 8 | S 8 | S 8 | S 8 | SSE 9 | SSE 9 | S 8 | SSE 9 | S 8 | SE 6 | S 7 | S 7 | S 7 | S 7 | S 7 |
| kJ | 6 | 4 | 5 | 15 | 15 | 8 | 5 | 5 | 5 | 5 | 5 | 8 | 8 | 4 | 8 | 4 | 2 | 4 | 4 | 4 | 4 | 4 |
Wind waves Height (m) Direction Period (s) | N 3 | N 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 5 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 432 | 0 | 229 | 55 | 55 | 233 | 344 | 906 | 906 | 283 | 672 | 645 | 338 | 344 | 573 | 573 | 573 | 573 | 573 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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