Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (23 Jul):
- Morning surf: Morning surf (23 Jul, local time) - 1ft (0.3m), 10s period with E swell.
- Afternoon surf: Afternoon surf (23 Jul, local time) - 1ft (0.3m), 10s period with E swell.
- Evening surf: Evening surf (23 Jul, local time) - 1ft (0.3m), 10s period with E swell.
The current surf forecast for Niyodo Rivermouth at 4AM is: 0.3m 10s primary swell from a East direction and 0.4m 3s secondary swell from a Southwest direction, 0.3m 3s secondary swell from a Southwest direction (forecast issued at 08:00pm July 22). The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Jul) | 1ft (0.3m) | 10s |
| Afternoon (23 Jul) | 1ft (0.3m) | 10s |
| Evening (23 Jul) | 1ft (0.3m) | 10s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Sat afternoon. Warm (max 31°C on Thu morning, min 27°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Wed 22 | Thursday 23 | Friday 24 | ||||||||||||||||
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 10 | E 10 | E 10 | E 10 | SE 11 | E 10 | E 10 | SE 10 | SE 10 | E 10 | E 10 | SE 18 | SE 18 | SE 18 | SE 18 | SE 18 | SE 18 | SE 17 |
Wave Graph  | ||||||||||||||||||
 kJ | 17 | 18 | 17 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 50 | 49 | 49 | 49 | 49 | 48 | 45 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | glassy | glassy | glassy | glassy | on | on | glassy | glassy | off | glassy | off | glassy | on | on | glassy | glassy |
High Tide | 11:25PM1.51m | 2:21PM1.26m | 00:20AM1.46m | 4:03PM1.34m | ||||||||||||||
Low Tide | 5:07PM1.03m | 6:59AM0.64m | 6:19PM1.16m | 8:17AM0.59m | 8:22PM1.21m | |||||||||||||
 |  | | | | | | | | | | | | | | | | | |
 | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — |
 | 7:12 | — | — | — | — | — | — | — | 7:12 | — | — | — | — | — | — | — | 7:10 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 29 | 27 | 27 | 27 | 27 | 30 | 31 | 31 | 30 | 28 | 28 | 27 | 27 | 31 | 31 | 31 | 30 | 28 |
Feels °C | 34 | 33 | 32 | 32 | 32 | 35 | 35 | 35 | 36 | 34 | 33 | 31 | 30 | 35 | 34 | 35 | 36 | 33 |
Swell 1 Height (m) Direction Period (s) | E 10 | E 10 | SW 3 | SW 3 | E 10 | E 10 | E 10 | SE 10 | SE 10 | E 10 | E 10 | SE 18 | SE 10 | SE 18 | SE 9 | SE 18 | SE 18 | SE 11 |
| kJ | 17 | 18 | 3 | 3 | 18 | 18 | 18 | 15 | 16 | 17 | 17 | 50 | 15 | 49 | 14 | 49 | 48 | 42 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | SW 3 | E 10 | E 10 | SSW 3 | SE 9 | SE 10 | E 10 | E 10 | SE 10 | SE 10 | SE 10 | SE 18 | SE 10 | SE 18 | SE 9 | E 9 | SE 17 |
| kJ | 11 | 2 | 17 | 18 | 1 | 14 | 14 | 17 | 17 | 16 | 16 | 16 | 49 | 14 | 49 | 14 | 16 | 45 |
Swell 3 Height (m) Direction Period (s) | SSE 8 | ESE 11 | ESE 10 | ESE 10 | SE 11 | SSW 3 | SSW 4 | SE 19 | SSW 4 | SSW 4 | SSW 3 | E 10 | E 10 | E 10 | E 10 | SSW 4 | SE 9 | E 9 |
| kJ | 6 | 11 | 10 | 10 | 18 | 1 | 1 | 15 | 1 | 1 | 1 | 17 | 17 | 17 | 7 | 2 | 14 | 7 |
Wind waves Height (m) Direction Period (s) | SW 3 | — | SW 3 | SW 3 | SW 4 | — | — | SSW 4 | — | SW 4 | SW 3 | — | — | — | — | — | — | — |
| kJ | 1 | — | 2 | 2 | 4 | — | — | 1 | — | 2 | 2 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 229 | 229 | 229 | 233 | 229 | 55 | 523 | 497 | 55 | 233 | 55 | 0 | 0 | 0 | 58 | 58 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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