Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (04 Oct):
- Morning surf: Morning surf (04 Oct, local time) - 7ft (2.1m), 10s period with E swell.
- Afternoon surf: Afternoon surf (04 Oct, local time) - 11ft (3.5m), 10s period with E swell.
- Evening surf: Evening surf (04 Oct, local time) - 10ft (3.0m), 10s period with ESE swell.
The current surf forecast for Niyodo Rivermouth at 2AM is: 2.0m 9s primary swell from a East direction and 1.6m 9s secondary swell from a East direction, 0.3m 12s secondary swell from a Southeast direction (forecast issued at 08:00pm October 03). The wind direction is predicted to be offshore and the swell rating is 4.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Oct) | 7ft (2.1m) | 10s |
| Afternoon (04 Oct) | 11ft (3.5m) | 10s |
| Evening (04 Oct) | 10ft (3.0m) | 10s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 38mm), heaviest during Sun afternoon. Warm (max 24°C on Tue afternoon, min 19°C on Sun morning). Wind will be generally light. | ||||||||||||||||||
Sat 3 | Sunday 4 | Monday 5 | ||||||||||||||||
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 8 | E 9 | E 9 | E 9 | E 10 | E 10 | ESE 10 | E 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | E 10 | ESE 10 | ESE 10 | E 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 67 | 377 | 613 | 635 | 660 | 847 | 1787 | 2560 | 1844 | 2084 | 2426 | 2605 | 2254 | 1890 | 2616 | 1808 | 1658 | 1614 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | cross-off | off | cross-off | off | off | off | off | glassy | cross-off | off | off | off | off | off | off |
High Tide | 9:28PM1.51m | 1:55PM1.40m | 11:22PM1.40m | 3:09PM1.51m | ||||||||||||||
Low Tide | 3:56PM1.20m | 5:36AM0.49m | 6:40PM1.25m | 7:27AM0.50m | 8:43PM1.12m | |||||||||||||
 | | |  | |  | |  |  |  |  | | |  |  | | | | |
 | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:45 | — | — |
mm | — | — | — | — | — | 1 | 3 | 11 | 13 | 7 | 2 | — | — | — | 1 | — | — | — |
Temp °C | 22 | 20 | 21 | 21 | 21 | 20 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 22 | 22 | 22 | 22 |
Feels °C | 22 | 20 | 21 | 21 | 21 | 21 | 19 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 24 | 24 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | ESE 8 | E 9 | E 9 | E 9 | SE 11 | E 10 | ESE 10 | ESE 10 | ESE 10 | E 16 | SE 16 | SE 18 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 |
| kJ | 67 | 215 | 318 | 422 | 33 | 847 | 1470 | 1924 | 1844 | 20 | 130 | 307 | 2254 | 1890 | 1961 | 1808 | 1658 | 1357 |
Swell 2 Height (m) Direction Period (s) | SE 15 | ESE 15 | ESE 15 | SE 12 | ESE 15 | SE 11 | E 17 | E 17 | E 17 | SE 16 | SE 20 | SSE 15 | SE 14 | SE 13 | SE 15 | SE 12 | SE 13 | SE 13 |
| kJ | 9 | 21 | 21 | 22 | 21 | 45 | 6 | 5 | 6 | 133 | 61 | 84 | 305 | 277 | 360 | 555 | 591 | 673 |
Swell 3 Height (m) Direction Period (s) | E 18 | E 19 | SE 12 | ESE 15 | E 17 | E 17 | — | — | — | E 16 | E 16 | E 16 | SE 18 | SE 16 | SE 18 | E 15 | ESE 14 | SE 19 |
| kJ | 6 | 7 | 6 | 21 | 6 | 24 | — | — | — | 21 | 21 | 20 | 304 | 432 | 201 | 38 | 69 | 281 |
Wind waves Height (m) Direction Period (s) | E 5 | E 9 | E 9 | E 9 | E 10 | — | ESE 10 | E 10 | — | ESE 10 | ESE 10 | ESE 10 | — | — | E 10 | — | — | E 10 |
| kJ | 23 | 377 | 613 | 635 | 660 | — | 1787 | 2560 | — | 2084 | 2426 | 2605 | — | — | 2616 | — | — | 1614 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
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