Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (19 Jun):
- Morning surf: Morning surf (19 Jun, local time) - 3ft (0.9m), 7s period with SSW swell.
- Afternoon surf: Afternoon surf (19 Jun, local time) - 2ft (0.6m), 6s period with SSW swell.
- Evening surf: Evening surf (19 Jun, local time) - 2.5ft (0.7m), 6s period with SSW swell.
The current surf forecast for Niyodo Rivermouth at 2AM is: 0.8m 7s primary swell from a South-southwest direction and 0.3m 10s secondary swell from a Southeast direction (forecast issued at 08:00pm June 18). The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Jun) | 3ft (0.9m) | 7s |
| Afternoon (19 Jun) | 2ft (0.6m) | 6s |
| Evening (19 Jun) | 2.5ft (0.7m) | 6s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 63mm), heaviest during Sat afternoon. Warm (max 29°C on Sun afternoon, min 22°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SE 9 | SSW 6 | SSW 6 | SSW 6 | SW 6 | SE 10 | SE 10 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | SSW 8 | SW 8 | SW 7 | SSW 7 | SSW 7 | SSW 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 71 | 52 | 63 | 66 | 64 | 64 | 50 | 26 | 35 | 35 | 42 | 46 | 35 | 35 | 107 | 254 | 531 | 542 | 536 | 605 | 429 | 214 | 153 | 160 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | glassy | glassy | glassy | on | on | glassy | glassy | glassy | glassy | glassy | cross-on | on | on | on | cross-on | cross-on | glassy | glassy | glassy | on | cross |
High Tide | 9:15PM1.74m | 8:15AM1.72m | 10:00PM1.67m | 9:11AM1.61m | 10:44PM1.61m | 10:16AM1.48m | ||||||||||||||||||
Low Tide | 2:43AM0.94m | 3:07PM0.19m | 3:37AM0.91m | 3:55PM0.38m | 4:38AM0.87m | |||||||||||||||||||
 |  | | |  | | | | |  |  | |  | |  |  |  |  | |  |  | | | | |
 | — | — | — | 4:54 | — | — | — | — | — | — | — | 4:54 | — | — | — | — | — | — | — | 4:54 | — | — | — | — |
 | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | 7:17 |
mm | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 1 | — | 1 | 9 | 23 | 23 | 2 | 1 | — | — | — | — |
Temp °C | 24 | 23 | 23 | 23 | 23 | 25 | 26 | 25 | 24 | 23 | 23 | 22 | 22 | 23 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 26 | 28 | 29 |
Feels °C | 28 | 27 | 26 | 26 | 26 | 28 | 29 | 29 | 28 | 27 | 28 | 26 | 25 | 26 | 29 | 26 | 26 | 27 | 28 | 29 | 28 | 30 | 30 | 31 |
Swell 1 Height (m) Direction Period (s) | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 5 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SSW 8 | SSW 8 | SSW 7 | SE 9 | SE 9 |
| kJ | 71 | 52 | 63 | 66 | 64 | 64 | 50 | 26 | 35 | 35 | 42 | 25 | 15 | 35 | 24 | 34 | 24 | 33 | 23 | 441 | 302 | 214 | 30 | 21 |
Swell 2 Height (m) Direction Period (s) | ESE 6 | SE 10 | SE 10 | SE 10 | ESE 6 | ESE 11 | SE 5 | SSE 5 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | E 8 | SE 13 | — | SE 12 | SE 12 | SE 12 | SE 10 | SE 9 | SE 9 | SE 11 | SE 11 |
| kJ | 12 | 15 | 15 | 15 | 8 | 12 | 7 | 10 | 33 | 34 | 35 | 35 | 35 | 1 | 7 | — | 6 | 6 | 6 | 32 | 31 | 30 | 20 | 19 |
Swell 3 Height (m) Direction Period (s) | SE 10 | E 6 | ESE 7 | ESE 6 | SSE 9 | SE 9 | ESE 11 | SE 9 | SE 5 | SSE 5 | SE 14 | E 8 | E 8 | SE 13 | — | — | — | — | — | SE 12 | SE 12 | E 18 | E 18 | E 18 |
| kJ | 15 | 3 | 9 | 8 | 8 | 14 | 24 | 23 | 6 | 5 | 7 | 1 | 1 | 7 | — | — | — | — | — | 6 | 6 | 6 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | SW 6 | SW 5 | SSW 5 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | SSW 8 | SW 8 | SW 7 | — | SSW 7 | SSW 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 46 | 24 | 28 | 107 | 254 | 531 | 542 | 536 | 605 | 429 | — | 153 | 160 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 51 | 0 | 0 | 0 | 0 | 0 | 55 | 432 | 432 | 432 | 82 | 51 | 0 | 0 | 0 | 51 | 51 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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