Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (17 Jul):
- Morning surf: Morning surf (17 Jul, local time) - 1.5ft (0.4m), 9s period with E swell.
- Afternoon surf: Afternoon surf (17 Jul, local time) - 1.5ft (0.4m), 9s period with E swell.
- Evening surf: Evening surf (17 Jul, local time) - 1.5ft (0.4m), 9s period with E swell.
The current surf forecast for Niyodo Rivermouth at 4AM is: 0.7m 7s primary swell from a South-southwest direction and 0.4m 10s secondary swell from a East direction (forecast issued at 08:00pm July 16). The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jul) | 1.5ft (0.4m) | 9s |
| Afternoon (17 Jul) | 1.5ft (0.4m) | 9s |
| Evening (17 Jul) | 1.5ft (0.4m) | 9s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Sat night. Warm (max 30°C on Fri morning, min 26°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Thu 16 | Friday 17 | Saturday 18 | ||||||||||||||||
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 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 9 | E 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 70 | 78 | 62 | 61 | 46 | 28 | 27 | 25 | 25 | 25 | 41 | 41 | 41 | 39 | 39 | 47 | 38 | 47 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | off | off | cross-off | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | on | on | on | cross-on | cross-on |
High Tide | 8:05PM1.84m | 7:20AM1.86m | 8:40PM1.80m | 8:08AM1.78m | ||||||||||||||
Low Tide | 1:40AM0.79m | 2:01PM0.07m | 2:22AM0.74m | 2:40PM0.24m | ||||||||||||||
 |  |  | | |  | | | | | | | | | | | | | |
 | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — |
 | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 30 | 28 | 27 | 27 | 27 | 30 | 30 | 30 | 29 | 28 | 27 | 26 | 26 | 29 | 30 | 30 | 29 | 27 |
Feels °C | 35 | 33 | 30 | 30 | 30 | 34 | 33 | 33 | 34 | 33 | 31 | 29 | 29 | 33 | 34 | 34 | 34 | 32 |
Swell 1 Height (m) Direction Period (s) | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 9 | E 10 |
| kJ | 70 | 78 | 62 | 61 | 46 | 26 | 26 | 18 | 19 | 25 | 41 | 41 | 41 | 39 | 39 | 47 | 38 | 47 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | SSW 7 | SSW 7 | SW 7 | SSW 7 | SSW 7 | SSW 7 | SE 9 | SE 8 | SE 8 |
| kJ | 31 | 31 | 31 | 29 | 29 | 28 | 27 | 25 | 25 | 19 | 19 | 12 | 9 | 9 | 10 | 12 | 18 | 11 |
Swell 3 Height (m) Direction Period (s) | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SSW 8 | SE 9 | SE 10 | SE 10 | SE 10 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SSW 7 | SSW 7 | SSW 7 |
| kJ | 15 | 15 | 15 | 15 | 14 | 11 | 14 | 15 | 15 | 15 | 14 | 13 | 13 | 13 | 12 | 9 | 9 | 9 |
Wind waves Height (m) Direction Period (s) | ESE 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ESE 2 | — | ESE 3 |
| kJ | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 55 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 279 | 539 | 539 | 297 | 229 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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Live Wave Height (m)
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