Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (03 Aug):
- Morning surf: Morning surf (03 Aug, local time) - 5ft (1.6m), 16s period with ESE swell.
- Afternoon surf: Afternoon surf (03 Aug, local time) - 5.5ft (1.7m), 16s period with ESE swell.
- Evening surf: Evening surf (03 Aug, local time) - 7ft (2.1m), 16s period with ESE swell.
The current surf forecast for Niyodo Rivermouth at 4AM is: 1.4m 16s primary swell from a East-southeast direction and 0.3m 10s secondary swell from a Southeast direction (forecast issued at 08:00pm August 02). The wind direction is predicted to be offshore and the swell rating is 3.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Aug) | 5ft (1.6m) | 16s |
| Afternoon (03 Aug) | 5.5ft (1.7m) | 16s |
| Evening (03 Aug) | 7ft (2.1m) | 16s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Mon afternoon. Warm (max 31°C on Wed morning, min 25°C on Tue night). Wind will be generally light. | ||||||||||||||||||
Sun 2 | Monday 3 | Tuesday 4 | ||||||||||||||||
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) | ESE 16 | ESE 16 | ESE 15 | ESE 16 | ESE 16 | ESE 16 | ESE 16 | ESE 16 | ESE 16 | ESE 16 | ESE 17 | ESE 17 | ESE 17 | ESE 16 | ESE 16 | ESE 17 | ESE 17 | ESE 17 |
Wave Graph  | ||||||||||||||||||
 kJ | 724 | 662 | 687 | 938 | 950 | 1343 | 1294 | 1466 | 1896 | 2269 | 2660 | 2923 | 3090 | 4902 | 5568 | 6311 | 7843 | 9647 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | off | off | glassy | on | cross-on | cross-on | cross-on | cross-on | cross | glassy | glassy | cross-on | on | cross-on | cross-on | cross |
High Tide | 8:28PM1.77m | 8:20AM1.68m | 8:54PM1.75m | 9:05AM1.58m | ||||||||||||||
Low Tide | 2:26AM0.61m | 2:33PM0.43m | 3:05AM0.57m | 3:05PM0.59m | ||||||||||||||
 |  | | |  | | |  | |  |  | |  | |  | | |  | |
 | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — |
 | 7:05 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:02 | — |
mm | — | — | — | — | — | — | — | 1 | 1 | — | 1 | 1 | — | 1 | 1 | 1 | — | — |
Temp °C | 30 | 29 | 29 | 29 | 29 | 30 | 30 | 29 | 29 | 27 | 27 | 27 | 26 | 27 | 27 | 28 | 27 | 27 |
Feels °C | 35 | 34 | 33 | 33 | 33 | 34 | 33 | 33 | 34 | 31 | 32 | 33 | 31 | 32 | 31 | 31 | 30 | 31 |
Swell 1 Height (m) Direction Period (s) | ESE 16 | ESE 16 | ESE 15 | ESE 16 | ESE 16 | ESE 16 | ESE 16 | ESE 16 | ESE 16 | ESE 16 | ESE 17 | ESE 17 | ESE 17 | ESE 16 | ESE 16 | ESE 17 | ESE 17 | ESE 17 |
| kJ | 724 | 662 | 687 | 938 | 950 | 1343 | 1294 | 1466 | 1896 | 2269 | 2660 | 2923 | 3090 | 4902 | 5568 | 6311 | 7843 | 9647 |
Swell 2 Height (m) Direction Period (s) | SSW 8 | SE 9 | SE 10 | SE 10 | SE 10 | SE 10 | S 8 | S 8 | S 7 | — | SE 12 | — | SE 15 | — | — | — | — | — |
| kJ | 7 | 14 | 15 | 15 | 15 | 15 | 5 | 4 | 4 | — | 6 | — | 9 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | SE 16 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | S 8 | — | S 7 | — | — | — | — | — | — | — | — | — | — |
| kJ | 10 | 7 | 6 | 6 | 6 | 5 | — | 4 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | ENE 4 | E 4 | ESE 5 | ESE 6 | ESE 7 | ESE 8 | ESE 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | — |
| kJ | — | — | — | — | 5 | 15 | 59 | 159 | 212 | 333 | 333 | 316 | 333 | 724 | 854 | 792 | 691 | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 29 | 82 | 29 | 29 | 29 | 29 | 0 | 0 | 29 | 82 | 950 | 82 | 29 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
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