Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (27 Sep):
- Morning surf: Morning surf (27 Sep, local time) - 1.5ft (0.4m), 8s period with SSE swell.
- Afternoon surf: Afternoon surf (27 Sep, local time) - 1.5ft (0.4m), 8s period with SSE swell.
- Evening surf: Evening surf (27 Sep, local time) - 1.5ft (0.5m), 6s period with S swell.
The current surf forecast for Niyodo Rivermouth at 4AM is: 0.4m 8s primary swell from a South-southeast direction and 0.6m 5s secondary swell from a South-southwest direction (forecast issued at 08:00pm September 26). An open ocean swell of 0.2m 2s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Sep) | 1.5ft (0.4m) | 8s |
| Afternoon (27 Sep) | 1.5ft (0.4m) | 8s |
| Evening (27 Sep) | 1.5ft (0.5m) | 6s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 64mm), heaviest during Sun morning. Warm (max 25°C on Mon morning, min 19°C on Tue afternoon). Wind will be generally light. | ||||||||||||||||||
Sat 26 | Sunday 27 | Monday 28 | ||||||||||||||||
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) | SSW 4 | SW 5 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | S 6 | SSE 5 | SSE 5 | E 9 | SSE 7 | SW 11 | SSW 12 | SSW 12 | SSW 12 |
Wave Graph  | ||||||||||||||||||
 kJ | 24 | 35 | 27 | 24 | 23 | 23 | 21 | 23 | 22 | 21 | 23 | 21 | 15 | 37 | 31 | 133 | 230 | 412 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | off | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | off |
High Tide | 5:48PM1.84m | 6:00AM1.90m | 6:11PM1.87m | 6:38AM1.91m | 6:36PM1.88m | |||||||||||||
Low Tide | 11:51PM0.37m | 12:07PM0.36m | 00:22AM0.25m | 12:37PM0.45m | ||||||||||||||
 | |  | |  |  | |  |  | | | | | |  | |  | | |
 | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:54 | — | — |
mm | 7 | 7 | — | — | 4 | 13 | 13 | 6 | 3 | — | 1 | 1 | 2 | 1 | — | — | — | 1 |
Temp °C | 24 | 23 | 23 | 23 | 22 | 22 | 22 | 23 | 22 | 23 | 23 | 23 | 23 | 24 | 25 | 25 | 23 | 22 |
Feels °C | 28 | 26 | 26 | 27 | 26 | 26 | 26 | 28 | 26 | 28 | 27 | 27 | 27 | 28 | 29 | 29 | 26 | 24 |
Swell 1 Height (m) Direction Period (s) | E 10 | SW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | S 5 | S 6 | S 6 | S 6 | SSE 5 | SSE 5 | SSE 5 | SSE 7 | SSE 6 | SSW 12 | SSW 12 | SSW 12 |
| kJ | 18 | 22 | 18 | 21 | 23 | 23 | 21 | 17 | 16 | 16 | 23 | 21 | 15 | 37 | 29 | 133 | 230 | 412 |
Swell 2 Height (m) Direction Period (s) | SSE 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SSE 7 | E 9 | S 7 | E 9 | SW 11 | SSE 6 | SSE 6 | SSE 7 |
| kJ | 8 | 28 | 27 | 24 | 23 | 22 | 21 | 23 | 22 | 21 | 10 | 16 | 9 | 15 | 31 | 29 | 26 | 50 |
Swell 3 Height (m) Direction Period (s) | S 10 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SW 5 | E 10 | E 10 | E 10 | SSE 7 | E 9 | SSE 9 | SSW 7 | SSW 7 | S 7 | E 5 |
| kJ | 8 | 13 | 12 | 12 | 5 | 6 | 6 | 7 | 17 | 17 | 16 | 5 | 15 | 8 | 10 | 10 | 34 | 17 |
Wind waves Height (m) Direction Period (s) | SSW 4 | SW 5 | — | ENE 2 | ENE 3 | ENE 3 | — | — | E 3 | ESE 3 | SW 5 | SW 4 | SW 4 | — | — | ENE 3 | ENE 4 | ENE 5 |
| kJ | 24 | 35 | — | 1 | 1 | 1 | — | — | 1 | 3 | 4 | 5 | 3 | — | — | 3 | 21 | 26 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 55 | 0 | 0 | 0 | 51 | 29 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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