Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (06 Aug):
- Morning surf: Morning surf (06 Aug, local time) - 16ft (5.0m), 14s period with SE swell.
- Afternoon surf: Afternoon surf (06 Aug, local time) - 18ft (5.5m), 15s period with SE swell.
- Evening surf: Evening surf (06 Aug, local time) - 16ft (5.0m), 14s period with SE swell.
The current surf forecast for Niyodo Rivermouth at 7AM is: 5.0m 15s primary swell from a Southeast direction (forecast issued at 02:00am August 06). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Aug) | 16ft (5.0m) | 14s |
| Afternoon (06 Aug) | 18ft (5.5m) | 15s |
| Evening (06 Aug) | 16ft (5.0m) | 14s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 21mm), heaviest during Fri night. Warm (max 33°C on Thu morning, min 24°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 6 | Friday 7 | Saturday 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) | SE 15 | SE 15 | SE 15 | SE 14 | SE 15 | SE 15 | SE 14 | SE 14 | SE 14 | SE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | S 13 | S 13 | S 13 | S 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 10626 | 10539 | 10190 | 9865 | 11155 | 12081 | 11597 | 9983 | 10811 | 9647 | 6044 | 5143 | 6346 | 6046 | 4438 | 4389 | 3449 | 3129 | 2959 | 2614 | 2233 | 2071 | 1816 | 1648 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-off |
High Tide | 9:57PM1.67m | 11:18AM1.36m | 10:41PM1.60m | 1:19PM1.32m | 11:46PM1.54m | 3:23PM1.42m | ||||||||||||||||||
Low Tide | 4:49AM0.54m | 4:29PM0.96m | 6:05AM0.52m | 5:47PM1.13m | 7:38AM0.45m | 8:01PM1.21m | ||||||||||||||||||
 | |  | | | | | |  | |  | | | | |  | | |  | | | | | | |
 | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 6:59 | — |
mm | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 2 | 2 | 2 | 2 | 4 | 4 | 1 | 1 | — | — | — | — |
Temp °C | 27 | 26 | 26 | 31 | 33 | 32 | 30 | 28 | 28 | 28 | 27 | 29 | 29 | 30 | 28 | 27 | 26 | 26 | 26 | 29 | 30 | 30 | 28 | 26 |
Feels °C | 31 | 29 | 28 | 33 | 32 | 31 | 31 | 30 | 31 | 30 | 29 | 30 | 30 | 31 | 30 | 30 | 29 | 29 | 29 | 31 | 31 | 30 | 31 | 29 |
Swell 1 Height (m) Direction Period (s) | SE 15 | SE 15 | SE 15 | SE 14 | SE 15 | SE 15 | SE 14 | SE 14 | SE 14 | SE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | S 13 | S 13 | S 13 | S 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 |
| kJ | 10626 | 10539 | 10190 | 9865 | 11155 | 12081 | 11597 | 9983 | 9621 | 8551 | 6044 | 5143 | 6346 | 6046 | 4438 | 4389 | 3449 | 3129 | 2959 | 2614 | 2233 | 2071 | 1816 | 1648 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | E 16 | E 15 | SE 10 | E 15 | E 15 | E 15 | E 15 | E 15 | E 15 | E 15 | E 15 | SE 16 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 19 | 120 | 4 | 4 | 17 | 17 | 17 | 4 | 4 | 4 | 11 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 15 | — | — | — | — | — | — | SE 16 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | — | — | — | — | — | — | 11 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SE 14 | SE 13 | E 10 | E 10 | — | — | E 10 | E 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 |
| kJ | — | — | — | — | — | — | — | — | 10811 | 9647 | 830 | 938 | — | — | 843 | 669 | 1191 | 1279 | 1104 | 1158 | 1118 | 929 | 784 | 676 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 9 | 9 | 9 | 85 | 572 | 539 | 539 | 535 | 9 | 535 | 432 | 539 | 539 | 539 | 539 | 432 | 539 | 9 | 9 | 432 | 539 | 522 | 82 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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