Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (06 Sep):
- Morning surf: Morning surf (06 Sep, local time) - 8ft (2.5m), 9s period with E swell.
- Afternoon surf: Afternoon surf (06 Sep, local time) - 10ft (3.0m), 10s period with E swell.
- Evening surf: Evening surf (06 Sep, local time) - 11ft (3.5m), 10s period with E swell.
The current surf forecast for Niyodo Rivermouth at 9AM is: 2.5m 9s primary swell from a East direction and 0.4m 9s secondary swell from a South-southwest direction (forecast issued at 02:00am September 06). The wind direction is predicted to be offshore and the swell rating is 4.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Sep) | 8ft (2.5m) | 9s |
| Afternoon (06 Sep) | 10ft (3.0m) | 10s |
| Evening (06 Sep) | 11ft (3.5m) | 10s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 80mm), heaviest during Sun afternoon. Warm (max 29°C on Mon afternoon, min 23°C on Sun morning). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 6 | Monday 7 | Tuesday 8 | ||||||||||||||||||||||
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 | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | E 8 | ESE 8 | E 9 | E 9 | E 10 | E 10 | E 9 | E 10 | E 10 | E 9 | SE 10 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 8 | ESE 8 | ESE 8 | S 10 | S 10 | S 10 | S 9 | S 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 377 | 461 | 663 | 1183 | 1919 | 1817 | 1184 | 2134 | 1586 | 839 | 535 | 459 | 461 | 311 | 269 | 235 | 256 | 235 | 230 | 225 | 225 | 305 | 327 | 372 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | off | glassy | cross-off | cross-off | off | off | off | off | off | off | glassy | glassy | glassy | cross-off | off | off | glassy | on | glassy | glassy | glassy |
High Tide | 11:11PM1.47m | 3:38PM1.46m | 1:26AM1.46m | 4:23PM1.60m | 3:00AM1.57m | 4:57PM1.71m | ||||||||||||||||||
Low Tide | 7:35AM0.47m | 8:37PM1.23m | 9:02AM0.35m | 9:49PM1.08m | 10:00AM0.23m | |||||||||||||||||||
 | |  |  |  | | |  | | |  | |  | | |  |  | | | | | | | | |
 | — | 5:41 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:22 | — |
mm | 1 | 2 | 5 | 6 | 18 | 21 | 14 | 11 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
Temp °C | 24 | 23 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 25 | 27 | 29 | 27 | 26 | 25 | 25 | 24 | 28 | 29 | 29 | 28 | 26 |
Feels °C | 26 | 25 | 27 | 26 | 27 | 26 | 26 | 26 | 25 | 25 | 27 | 28 | 30 | 33 | 32 | 30 | 28 | 28 | 26 | 32 | 32 | 34 | 34 | 31 |
Swell 1 Height (m) Direction Period (s) | SSW 9 | ESE 8 | E 9 | SSW 9 | SSW 9 | SSE 10 | SSE 10 | SSW 9 | E 10 | E 9 | SE 10 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | S 10 | S 9 | S 9 |
| kJ | 58 | 461 | 663 | 27 | 16 | 55 | 148 | 16 | 1586 | 839 | 535 | 459 | 461 | 311 | 269 | 235 | 256 | 235 | 230 | 207 | 202 | 305 | 327 | 372 |
Swell 2 Height (m) Direction Period (s) | E 13 | SSW 8 | SSW 9 | — | SSE 10 | SSW 9 | SSW 9 | SSW 9 | SSE 11 | SE 10 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | SSW 10 | S 10 | S 10 | S 10 | S 10 | ESE 10 | ESE 10 | ESE 8 |
| kJ | 3 | 41 | 30 | — | 19 | 16 | 8 | 8 | 425 | 490 | 279 | 157 | 60 | 123 | 99 | 97 | 176 | 200 | 188 | 225 | 225 | 40 | 58 | 212 |
Swell 3 Height (m) Direction Period (s) | — | E 13 | — | — | — | — | S 9 | — | SSW 9 | SSW 8 | SSW 8 | SSW 8 | S 10 | S 11 | S 10 | S 11 | S 10 | ESE 10 | ESE 10 | ESE 10 | SE 10 | ESE 10 | ESE 10 | ESE 10 |
| kJ | — | 3 | — | — | — | — | 6 | — | 15 | 24 | 24 | 24 | 50 | 114 | 100 | 108 | 53 | 42 | 21 | 21 | 27 | 39 | 40 | 40 |
Wind waves Height (m) Direction Period (s) | E 8 | — | — | E 9 | E 10 | E 10 | E 9 | E 10 | — | ENE 10 | ENE 9 | ENE 9 | — | — | ENE 9 | NE 5 | ENE 8 | ENE 6 | ENE 6 | ENE 5 | ENE 5 | ESE 8 | ESE 8 | NE 4 |
| kJ | 377 | — | — | 1183 | 1919 | 1817 | 1184 | 2134 | — | 1314 | 528 | 351 | — | — | 227 | 35 | 196 | 97 | 93 | 23 | 30 | 257 | 202 | 16 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 9 | 9 | 0 | 9 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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