Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (10 Jul):
- Morning surf: Morning surf (10 Jul, local time) - 11ft (3.5m), 16s period with S swell.
- Afternoon surf: Afternoon surf (10 Jul, local time) - 13ft (4.0m), 17s period with S swell.
- Evening surf: Evening surf (10 Jul, local time) - 13ft (4.0m), 17s period with S swell.
The current surf forecast for Niyodo Rivermouth at 6AM is: 3.5m 16s primary swell from a South direction and 0.5m 8s secondary swell from a East direction (forecast issued at 02:00am July 10). The wind direction is predicted to be glassy and the swell rating is 11.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Jul) | 11ft (3.5m) | 16s |
| Afternoon (10 Jul) | 13ft (4.0m) | 17s |
| Evening (10 Jul) | 13ft (4.0m) | 17s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Sun night. Warm (max 28°C on Sat afternoon, min 23°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 10 | Saturday 11 | Sunday 12 | ||||||||||||||||||||||
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 | 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 16 | SSE 16 | S 16 | S 16 | S 16 | S 17 | S 17 | S 17 | S 17 | S 17 | S 17 | S 17 | S 17 | S 16 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 14 | SSW 14 | SSW 13 | SSW 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 4541 | 5676 | 6631 | 7304 | 7663 | 8625 | 9414 | 9308 | 9929 | 10444 | 10745 | 10682 | 10379 | 10212 | 10554 | 10071 | 9619 | 9197 | 7024 | 5601 | 3749 | 2803 | 2091 | 1697 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | off | glassy | glassy | on | cross-on | on | glassy | glassy | cross-off | glassy | glassy | on | on | glassy | glassy | off | glassy | glassy | glassy | on | glassy | glassy | cross-off |
High Tide | 00:42AM1.59m | 3:02PM1.45m | 1:48AM1.61m | 4:18PM1.58m | 2:54AM1.66m | 5:16PM1.70m | ||||||||||||||||||
Low Tide | 7:58AM0.45m | 8:06PM1.07m | 9:06AM0.29m | 9:29PM1.09m | 10:07AM0.13m | |||||||||||||||||||
 | |  |  | | | |  | | | | | | | | | | | | | |  |  |  | |
 | — | 5:01 | — | — | — | — | — | — | — | 5:03 | — | — | — | — | — | — | — | 5:03 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:17 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 5 |
Temp °C | 24 | 23 | 22 | 26 | 27 | 27 | 26 | 25 | 24 | 23 | 24 | 27 | 27 | 28 | 27 | 25 | 24 | 24 | 24 | 27 | 28 | 27 | 26 | 25 |
Feels °C | 28 | 26 | 25 | 30 | 29 | 30 | 30 | 29 | 28 | 26 | 28 | 31 | 30 | 32 | 32 | 31 | 28 | 28 | 28 | 32 | 32 | 32 | 32 | 30 |
Swell 1 Height (m) Direction Period (s) | SSE 16 | SSE 16 | S 16 | S 16 | S 16 | S 17 | S 17 | S 17 | S 17 | S 17 | S 17 | S 17 | S 17 | S 16 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 14 | SSW 14 | SSW 13 | SSW 13 |
| kJ | 4541 | 5676 | 6631 | 7304 | 7663 | 8625 | 9414 | 9308 | 9929 | 10444 | 10745 | 10682 | 10379 | 10212 | 10554 | 10071 | 9619 | 9197 | 7024 | 5601 | 3749 | 2803 | 2091 | 1697 |
Swell 2 Height (m) Direction Period (s) | S 21 | S 20 | E 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 12 | — | — | E 10 | SE 11 | E 10 | SE 11 |
| kJ | 873 | 1956 | 34 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 23 | — | — | 16 | 19 | 16 | 41 |
Swell 3 Height (m) Direction Period (s) | E 8 | E 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 15 | E 9 | SE 11 | E 10 |
| kJ | 22 | 22 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 | 15 | 20 | 16 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 9 | 9 | 9 | 9 | 58 | 58 | 58 | 9 | 9 | 9 | 9 | 9 | 51 | 51 | 29 | 29 | 29 | 51 | 29 | 51 | 51 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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