
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) - 2.5ft (0.8m), 6s period with SSW swell.
- Evening surf: Evening surf (19 Jun, local time) - 2.5ft (0.8m), 6s period with SSW swell.
The current surf forecast for Niyodo Rivermouth at 3PM is: 0.8m 6s primary swell from a South-southwest direction and 0.4m 5s secondary swell from a Southeast direction (forecast issued at 08:00am June 19). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Jun) | 3ft (0.9m) | 7s |
| Afternoon (19 Jun) | 2.5ft (0.8m) | 6s |
| Evening (19 Jun) | 2.5ft (0.8m) | 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 20mm), heaviest during Sat afternoon. Warm (max 29°C on Sun morning, min 21°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 19 | Saturday 20 | Sunday 21 | Mon 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 | 12 AM | 3 AM | |
Swell Height Map | ||||||||||||||||||||||||
Wave Height (m) Direction Period (s) | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 5 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SSW 8 | SW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SSW 6 |
Wave Graph | ||||||||||||||||||||||||
64 | 62 | 57 | 52 | 50 | 50 | 45 | 59 | 37 | 35 | 71 | 211 | 288 | 428 | 465 | 408 | 429 | 256 | 215 | 204 | 150 | 99 | 59 | 57 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | on | on | cross-on | glassy | glassy | glassy | glassy | cross-on | cross-on | on | on | on | cross-on | cross-on | cross | cross-on | cross-on | cross | cross | off | off | off |
High Tide | 8:15AM1.72m | 10:00PM1.67m | 9:11AM1.61m | 10:44PM1.61m | 10:16AM1.48m | 11:28PM1.57m | ||||||||||||||||||
Low Tide | 3:07PM0.19m | 3:37AM0.91m | 3:55PM0.38m | 4:38AM0.87m | 4:44PM0.58m | |||||||||||||||||||
4:54 | — | — | — | — | — | — | 4:54 | — | — | — | — | — | — | — | 4:54 | — | — | — | — | — | — | — | 4:54 | |
— | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:17 | — | — | 7:17 | |
mm | — | — | — | — | — | 1 | 2 | 3 | 1 | — | — | 4 | 4 | 2 | 1 | 1 | 1 | — | — | — | — | — | — | — |
Temp °C | 23 | 25 | 25 | 25 | 24 | 23 | 23 | 22 | 22 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 26 | 29 | 29 | 26 | 23 | 22 | 21 |
Feels °C | 26 | 28 | 28 | 28 | 28 | 28 | 28 | 26 | 26 | 27 | 27 | 26 | 27 | 27 | 28 | 27 | 28 | 27 | 29 | 28 | 27 | 23 | 22 | 20 |
Swell 1 Height (m) Direction Period (s) | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SSW 7 | SE 9 | SE 9 | SE 9 | SSW 7 | SSW 7 | SSW 6 | SSW 6 |
64 | 62 | 57 | 52 | 50 | 50 | 45 | 39 | 37 | 35 | 34 | 24 | 24 | 33 | 33 | 32 | 294 | 31 | 22 | 21 | 150 | 99 | 59 | 57 | |
Swell 2 Height (m) Direction Period (s) | ESE 6 | ESE 11 | SE 5 | SE 5 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | E 8 | SE 13 | — | SE 12 | SE 12 | SE 12 | SE 12 | SE 9 | E 18 | SE 11 | SE 11 | SE 9 | SE 9 | SE 9 | SE 9 |
8 | 24 | 10 | 6 | 33 | 34 | 34 | 35 | 35 | 1 | 7 | — | 6 | 6 | 6 | 6 | 31 | 6 | 20 | 19 | 29 | 29 | 29 | 29 | |
Swell 3 Height (m) Direction Period (s) | SSE 9 | SE 9 | ESE 11 | SE 9 | S 8 | SE 14 | SE 14 | E 8 | E 8 | SE 13 | — | — | — | — | — | — | SE 12 | — | E 18 | E 18 | SE 11 | SE 11 | SE 11 | SE 11 |
8 | 14 | 24 | 23 | 1 | 7 | 7 | 1 | 1 | 7 | — | — | — | — | — | — | 6 | — | 6 | 6 | 19 | 19 | 19 | 19 | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | SSW 6 | — | SSW 6 | SSW 5 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SSW 8 | SW 7 | SSW 7 | SSW 7 | SSW 7 | — | WNW 3 | NW 3 | NW 3 |
— | — | — | — | — | — | — | 59 | — | 28 | 71 | 211 | 288 | 428 | 465 | 408 | 429 | 256 | 215 | 204 | — | 3 | 2 | 2 | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 103 | 29 | 51 | 0 | 0 | 0 | 0 | 29 | 55 | 432 | 432 | 573 | 82 | 51 | 51 | 51 | 51 | 51 | 51 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)











