Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (02 Sep):
- Morning surf: Morning surf (02 Sep, local time) - 4ft (1.2m), 9s period with SSE swell.
- Afternoon surf: Afternoon surf (02 Sep, local time) - 4ft (1.2m), 9s period with SSE swell.
- Evening surf: Evening surf (02 Sep, local time) - 4ft (1.2m), 9s period with SSE swell.
The current surf forecast for Niyodo Rivermouth at 2PM is: 1.2m 9s primary swell from a South-southeast direction and 0.7m 11s secondary swell from a East direction (forecast issued at 08:00am September 02). An open ocean swell of 0.3m 6s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Sep) | 4ft (1.2m) | 9s |
| Afternoon (02 Sep) | 4ft (1.2m) | 9s |
| Evening (02 Sep) | 4ft (1.2m) | 9s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 153mm), heaviest during Fri afternoon. Warm (max 29°C on Wed morning, min 20°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||
Wednesday 2 | Thursday 3 | Friday 4 | ||||||||||||||||||||
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) | SSE 8 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | S 9 | S 9 | E 8 | ESE 8 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 180 | 243 | 248 | 243 | 202 | 208 | 160 | 157 | 122 | 125 | 235 | 427 | 473 | 586 | 653 | 710 | 653 | 552 | 421 | 452 | 510 | 671 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | glassy | on | on | cross-on | cross-off | cross-off | glassy | off | off | off | off | off | off | off | glassy | glassy | cross-off | off | off | cross-off | cross-off |
High Tide | 8:53AM1.62m | 8:36PM1.75m | 9:49AM1.48m | 9:09PM1.67m | 11:15AM1.35m | |||||||||||||||||
Low Tide | 2:35PM0.72m | 3:19AM0.39m | 3:09PM0.91m | 4:17AM0.45m | 3:53PM1.10m | |||||||||||||||||
 | | |  |  |  |  | |  |  | | | |  | |  | | |  | | | | |
 | 5:39 | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — |
 | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:28 | — |
mm | — | — | — | — | — | — | 1 | 2 | 8 | 2 | 4 | 3 | 8 | 8 | 6 | 2 | 1 | 7 | 24 | 38 | 26 | 10 |
Temp °C | 25 | 28 | 29 | 29 | 28 | 27 | 26 | 26 | 24 | 25 | 24 | 24 | 23 | 23 | 23 | 24 | 24 | 23 | 23 | 22 | 22 | 22 |
Feels °C | 28 | 32 | 32 | 32 | 33 | 32 | 31 | 31 | 28 | 29 | 26 | 27 | 26 | 25 | 26 | 28 | 28 | 26 | 26 | 24 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | SSE 8 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | S 9 | S 9 | S 9 | SSW 9 |
| kJ | 180 | 243 | 248 | 243 | 202 | 208 | 160 | 157 | 122 | 125 | 235 | 427 | 473 | 586 | 653 | 710 | 653 | 552 | 421 | 452 | 235 | 193 |
Swell 2 Height (m) Direction Period (s) | E 11 | E 11 | E 11 | E 11 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | — | E 7 | SSE 8 | SSE 8 |
| kJ | 125 | 119 | 157 | 121 | 112 | 112 | 112 | 80 | 73 | 73 | 74 | 75 | 52 | 51 | 49 | 47 | 30 | 30 | — | 229 | 131 | 54 |
Swell 3 Height (m) Direction Period (s) | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 | SE 11 | SE 11 | SE 10 | E 5 | S 11 | SE 10 | SE 10 | SE 10 | SE 10 | — | E 16 | — | — | — | E 10 | — | — |
| kJ | 15 | 16 | 26 | 27 | 29 | 29 | 18 | 17 | 7 | 37 | 17 | 16 | 16 | 16 | — | 5 | — | — | — | 17 | — | — |
Wind waves Height (m) Direction Period (s) | — | E 6 | ENE 6 | — | — | E 5 | ENE 5 | E 4 | — | ENE 5 | E 4 | E 10 | E 4 | E 5 | E 5 | ENE 6 | E 6 | E 6 | E 6 | NNE 5 | E 8 | ESE 8 |
| kJ | — | 6 | 6 | — | — | 2 | 5 | 6 | — | 13 | 10 | 290 | 24 | 52 | 57 | 31 | 58 | 114 | 200 | 17 | 510 | 671 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 0 | 432 | 82 | 55 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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