Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (16 Jun):
- Afternoon surf: Afternoon surf (16 Jun, local time) - 3.5ft (1.1m), 9s period with ESE swell.
- Evening surf: Evening surf (16 Jun, local time) - 5ft (1.5m), 6s period with ESE swell.
The current surf forecast for Niyodo Rivermouth at 8PM is: 1.5m 6s primary swell from a East-southeast direction and 0.3m 7s secondary swell from a South-southwest direction, 0.1m 13s secondary swell from a Southeast direction (forecast issued at 02:00pm June 16). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Jun) | - | - |
| Afternoon (16 Jun) | 3.5ft (1.1m) | 9s |
| Evening (16 Jun) | 5ft (1.5m) | 6s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 9mm), mostly falling on Thu night. Warm (max 24°C on Tue afternoon, min 19°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 16 | Wednesday 17 | Thursday 18 | Fri 19 | |||||||||||||||||||||
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 | 6 AM | 9 AM | |
Swell Height Map | ||||||||||||||||||||||||
Wave Height (m) Direction Period (s) | E 9 | ESE 9 | ESE 9 | ESE 6 | ESE 6 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | E 7 | ESE 7 | E 7 | SSW 8 | S 8 | SSW 8 | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SW 7 | SW 7 | SW 7 | SSW 7 |
Wave Graph | ||||||||||||||||||||||||
186 | 193 | 245 | 144 | 191 | 262 | 307 | 349 | 446 | 543 | 537 | 276 | 157 | 238 | 172 | 81 | 71 | 63 | 45 | 43 | 268 | 273 | 189 | 145 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-off | off | off | glassy | cross-on | cross | cross-off | cross-off | off | off | glassy | glassy | cross-on | on | glassy | glassy | glassy | glassy | glassy | glassy |
High Tide | 7:42PM1.84m | 6:33AM1.85m | 8:29PM1.80m | 7:23AM1.81m | 9:15PM1.74m | 8:15AM1.72m | ||||||||||||||||||
Low Tide | 1:06AM0.96m | 1:32PM-0.08m | 1:53AM0.95m | 2:20PM0.03m | 2:43AM0.94m | |||||||||||||||||||
— | — | — | — | — | 4:54 | — | — | — | — | — | — | — | 4:54 | — | — | — | — | — | — | — | 4:54 | — | — | |
— | — | 7:15 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | 7:16 | |
mm | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 2 | 1 | 1 |
Temp °C | 23 | 24 | 23 | 21 | 20 | 19 | 20 | 22 | 23 | 23 | 23 | 22 | 22 | 21 | 21 | 23 | 24 | 24 | 24 | 23 | 22 | 22 | 22 | 23 |
Feels °C | 24 | 25 | 23 | 21 | 21 | 20 | 21 | 25 | 24 | 24 | 25 | 23 | 24 | 23 | 23 | 25 | 26 | 26 | 28 | 27 | 25 | 26 | 26 | 27 |
Swell 1 Height (m) Direction Period (s) | E 9 | S 7 | SSW 7 | SSW 7 | SSW 8 | SSW 8 | SSW 8 | SSW 7 | E 19 | SW 7 | S 6 | ESE 7 | E 7 | SSW 8 | S 8 | ESE 6 | ESE 6 | SSW 7 | SSW 7 | SSW 6 | SSW 8 | SSW 7 | SSW 7 | SSW 7 |
186 | 24 | 15 | 9 | 23 | 63 | 60 | 20 | 7 | 12 | 19 | 276 | 157 | 238 | 172 | 80 | 44 | 63 | 45 | 43 | 128 | 193 | 140 | 102 | |
Swell 2 Height (m) Direction Period (s) | S 7 | SE 13 | SE 11 | SE 13 | ESE 13 | ESE 13 | SE 13 | SE 13 | E 19 | E 19 | SSW 7 | S 7 | S 7 | ESE 6 | ESE 7 | SSW 8 | SSW 7 | ESE 6 | E 6 | ESE 6 | ESE 6 | SE 10 | SE 9 | SE 9 |
24 | 7 | 4 | 7 | 17 | 17 | 7 | 7 | 7 | 7 | 5 | 72 | 131 | 98 | 75 | 81 | 71 | 30 | 19 | 12 | 7 | 25 | 14 | 14 | |
Swell 3 Height (m) Direction Period (s) | SE 13 | — | ESE 13 | SE 11 | SE 11 | SE 11 | — | — | E 19 | — | E 18 | E 12 | SE 10 | SSE 10 | SE 6 | SE 10 | E 12 | SE 10 | SE 10 | SE 10 | SE 10 | E 6 | E 6 | E 10 |
7 | — | 17 | 4 | 4 | 5 | — | — | 7 | — | 6 | 3 | 4 | 10 | 6 | 4 | 11 | 15 | 15 | 15 | 15 | 3 | 3 | 8 | |
Wind waves Height (m) Direction Period (s) | — | ESE 9 | ESE 9 | ESE 6 | ESE 6 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | E 7 | — | — | — | — | — | — | — | — | SW 4 | SW 7 | SW 7 | SW 7 | SSW 7 |
— | 193 | 245 | 144 | 191 | 262 | 307 | 349 | 446 | 543 | 537 | — | — | — | — | — | — | — | — | 12 | 268 | 273 | 189 | 145 | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 29 | 29 | 330 | 330 | 0 | 0 | 0 | 0 | 82 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 51 | 51 | 0 | 0 | 0 | 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)













