
Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (25 Jun):
- Morning surf: Morning surf (25 Jun, local time) - 6ft (1.9m), 13s period with S swell.
- Afternoon surf: Afternoon surf (25 Jun, local time) - 4.5ft (1.4m), 13s period with SSW swell.
- Evening surf: Evening surf (25 Jun, local time) - 4.5ft (1.3m), 13s period with SSW swell.
The current surf forecast for Niyodo Rivermouth at 2PM is: 1.4m 13s primary swell from a South-southwest direction and 1.2m 7s secondary swell from a South direction (forecast issued at 08:00am June 25). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Jun) | 6ft (1.9m) | 13s |
| Afternoon (25 Jun) | 4.5ft (1.4m) | 13s |
| Evening (25 Jun) | 4.5ft (1.3m) | 13s |
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 75mm), heaviest during Fri night. Warm (max 25°C on Fri morning, min 21°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 25 | Friday 26 | Saturday 27 | Sun 28 | |||||||||||||||||||||
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 13 | S 13 | SSW 13 | SSW 13 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSE 11 | SSE 12 | SSE 11 | SSE 10 |
Wave Graph | ||||||||||||||||||||||||
975 | 1283 | 1288 | 722 | 1341 | 615 | 606 | 1730 | 536 | 260 | 451 | 703 | 530 | 522 | 377 | 475 | 459 | 514 | 593 | 423 | 1665 | 2083 | 1192 | 867 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | on | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | cross-off | off | glassy | glassy | cross-off | cross | glassy | glassy | glassy |
High Tide | 3:52PM1.41m | 2:32AM1.53m | 4:45PM1.49m | 3:18AM1.55m | 5:26PM1.56m | |||||||||||||||||||
Low Tide | 8:55AM0.53m | 8:57PM1.07m | 9:42AM0.43m | 9:55PM1.08m | 10:24AM0.35m | 10:42PM1.06m | ||||||||||||||||||
4:56 | — | — | — | — | — | — | 4:56 | — | — | — | — | — | — | — | 4:56 | — | — | — | — | — | — | — | 4:56 | |
— | — | — | — | 7:17 | — | — | — | — | — | — | — | 7:19 | — | — | — | — | — | — | — | 7:19 | — | — | 7:19 | |
mm | 13 | 8 | 5 | 4 | 4 | 1 | 2 | 1 | 4 | 3 | 2 | 2 | 2 | 11 | 9 | 13 | 2 | 1 | — | — | — | — | — | — |
Temp °C | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 25 | 24 | 23 | 22 | 21 | 22 | 22 | 24 | 24 | 24 | 25 | 24 | 23 | 23 |
Feels °C | 25 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 28 | 28 | 29 | 27 | 27 | 26 | 24 | 25 | 25 | 28 | 28 | 28 | 29 | 29 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | S 13 | SSW 13 | SSW 13 | SSW 14 | SSW 13 | SSW 13 | SE 10 | SSW 13 | SSW 6 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | ESE 7 | SSE 11 | SSE 12 | SSE 11 | SSE 10 |
975 | 1283 | 1288 | 722 | 1341 | 615 | 606 | 50 | 536 | 134 | 451 | 703 | 530 | 522 | 377 | 475 | 459 | 514 | 593 | 233 | 1665 | 2083 | 1192 | 867 | |
Swell 2 Height (m) Direction Period (s) | SE 7 | SE 11 | SE 11 | S 7 | SE 11 | S 6 | SE 10 | E 8 | SE 10 | SSW 12 | S 6 | SE 10 | SE 10 | SE 10 | SSE 6 | SE 10 | SE 10 | SE 10 | SSE 12 | SSW 11 | SSW 12 | SSW 11 | SSW 11 | SSW 10 |
100 | 58 | 58 | 126 | 57 | 140 | 51 | 1 | 50 | 260 | 74 | 50 | 50 | 50 | 18 | 50 | 34 | 47 | 129 | 423 | 1197 | 1205 | 771 | 469 | |
Swell 3 Height (m) Direction Period (s) | SE 11 | E 10 | E 10 | SE 11 | E 9 | SE 10 | E 9 | E 19 | E 8 | SW 14 | SE 10 | ESE 18 | ESE 18 | ESE 18 | SE 10 | ESE 18 | ESE 18 | SSE 13 | ESE 17 | SSE 13 | ESE 8 | E 8 | E 8 | E 7 |
58 | 8 | 7 | 58 | 2 | 53 | 2 | 7 | 1 | 189 | 50 | 31 | 31 | 31 | 50 | 31 | 31 | 31 | 30 | 265 | 459 | 368 | 125 | 39 | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | SSW 6 | S 7 | SSW 13 | SSW 6 | — | — | — | E 4 | E 4 | ENE 4 | ENE 4 | ENE 4 | E 5 | E 6 | NE 4 | — | WSW 3 | — | — |
— | — | — | — | — | 195 | 200 | 1730 | 203 | — | — | — | 9 | 10 | 13 | 14 | 15 | 18 | 100 | 14 | — | 5 | — | — | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 29 | 51 | 51 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 51 | 9 | 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)











