Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 2ft (0.6m), 9s period with E swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 2ft (0.6m), 9s period with E swell.
- Evening surf: Evening surf (20 Jul, local time) - 2ft (0.6m), 9s period with E swell.
The current surf forecast for Niyodo Rivermouth at 4PM is: 0.6m 9s primary swell from a East direction and 0.2m 8s secondary swell from a South-southeast direction, 0.2m 4s secondary swell from a South-southwest direction (forecast issued at 08:00am July 20). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 2ft (0.6m) | 9s |
| Afternoon (20 Jul) | 2ft (0.6m) | 9s |
| Evening (20 Jul) | 2ft (0.6m) | 9s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Wed afternoon. Warm (max 30°C on Mon morning, min 26°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||
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 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 11 | E 11 | E 10 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 10 | E 10 | E 11 | E 10 | E 10 | E 10 | E 10 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 60 | 60 | 60 | 60 | 59 | 60 | 60 | 42 | 58 | 58 | 55 | 22 | 22 | 22 | 22 | 21 | 33 | 36 | 33 | 18 | 17 | 18 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | on | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | on | on | glassy | glassy | glassy | glassy | glassy | glassy | on | on | glassy | glassy |
High Tide | 9:48AM1.51m | 10:14PM1.63m | 10:51AM1.37m | 10:46PM1.56m | 12:17PM1.26m | |||||||||||||||||
Low Tide | 3:52AM0.67m | 3:50PM0.66m | 4:44AM0.67m | 4:25PM0.85m | 5:45AM0.66m | 5:07PM1.03m | ||||||||||||||||
 | | | | |  | | | | | | | | | | | | | |  | | | |
 | 5:07 | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — |
 | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:12 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — |
Temp °C | 26 | 29 | 30 | 30 | 29 | 28 | 27 | 27 | 27 | 29 | 30 | 30 | 29 | 27 | 27 | 26 | 27 | 29 | 30 | 30 | 29 | 28 |
Feels °C | 30 | 34 | 34 | 34 | 34 | 34 | 33 | 33 | 33 | 34 | 34 | 34 | 35 | 33 | 33 | 31 | 33 | 34 | 34 | 35 | 35 | 34 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 11 | E 11 | E 10 | E 8 | E 8 | E 8 | E 8 | ESE 10 | E 10 | E 11 | E 10 | E 10 | E 10 | E 10 |
| kJ | 60 | 60 | 60 | 60 | 59 | 60 | 60 | 42 | 58 | 58 | 55 | 21 | 12 | 12 | 12 | 21 | 33 | 36 | 33 | 18 | 17 | 18 |
Swell 2 Height (m) Direction Period (s) | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | E 8 | ESE 10 | ESE 10 | ESE 11 | ESE 11 | ESE 10 | SSW 3 |
| kJ | 8 | 7 | 14 | 14 | 7 | 7 | 13 | 7 | 7 | 7 | 7 | 22 | 22 | 22 | 22 | 12 | 22 | 10 | 11 | 11 | 11 | 1 |
Swell 3 Height (m) Direction Period (s) | SSW 6 | SSW 6 | SSW 5 | ESE 12 | ESE 11 | SSW 4 | SSW 4 | SSW 7 | — | SW 8 | E 13 | SSE 8 | SSE 8 | E 11 | E 11 | E 11 | SSW 3 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 |
| kJ | 4 | 4 | 2 | 14 | 13 | 2 | 1 | 5 | — | 3 | 3 | 6 | 6 | 9 | 9 | 10 | 1 | 6 | 6 | 6 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | — | SW 8 | — | SSW 4 | SSW 4 | — | SSW 7 | — | — | — | SW 8 | — | SSW 2 | SSW 3 | SSW 3 | WSW 3 | SW 3 | SSW 3 | SSW 3 | SSW 3 | SSW 3 | — |
| kJ | — | 9 | — | 2 | 2 | — | 5 | — | — | — | 3 | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 0 | 51 | 573 | 51 | 0 | 0 | 0 | 0 | 0 | 51 | 906 | 51 | 229 | 51 | 51 | 0 | 0 | 51 | 297 | 297 | 279 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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