Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (02 Sep):
- Afternoon surf: Afternoon surf (02 Sep, local time) - 4ft (1.2m), 9s period with SSE swell.
- Evening surf: Evening surf (02 Sep, local time) - 4ft (1.2m), 9s period with SSE swell.
The current surf forecast for Niyodo Rivermouth at 8PM is: 1.1m 9s primary swell from a South-southeast direction and 0.7m 11s secondary swell from a East direction, 0.2m 5s secondary swell from a East direction (forecast issued at 02:00pm September 02). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Sep) | - | - |
| Afternoon (02 Sep) | 4ft (1.2m) | 9s |
| Evening (02 Sep) | 4ft (1.2m) | 9s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 105mm), heaviest during Fri morning. Warm (max 29°C on Wed afternoon, min 21°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Wed 2 | Thursday 3 | Friday 4 | ||||||||||||||||||
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) | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 9 | SSE 10 | SSE 10 | SSE 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | E 7 |
Wave Graph  | ||||||||||||||||||||
 kJ | 248 | 243 | 202 | 208 | 160 | 169 | 147 | 151 | 245 | 363 | 433 | 584 | 608 | 584 | 640 | 701 | 761 | 654 | 425 | 357 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-off | glassy | glassy | glassy | off | cross-off | off | off | off | cross-off | off | off | off | cross-off | glassy | off | cross-off |
High Tide | 8:36PM1.75m | 9:49AM1.48m | 9:09PM1.67m | 11:15AM1.35m | ||||||||||||||||
Low Tide | 2:35PM0.72m | 3:19AM0.39m | 3:09PM0.91m | 4:17AM0.45m | 3:53PM1.10m | |||||||||||||||
 |  | |  |  | |  | |  | | |  | | |  | |  | | |  | |
 | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — |
 | — | — | 6:30 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:28 | — |
mm | — | 1 | 1 | — | 1 | — | 1 | 1 | — | 1 | — | 1 | 1 | 5 | 14 | 24 | 8 | 7 | 17 | 14 |
Temp °C | 29 | 29 | 28 | 27 | 26 | 26 | 26 | 25 | 26 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 22 | 22 |
Feels °C | 32 | 32 | 33 | 32 | 31 | 31 | 30 | 29 | 30 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 24 | 25 |
Swell 1 Height (m) Direction Period (s) | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 9 | SSE 10 | SSE 10 | SSE 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 |
| kJ | 248 | 243 | 202 | 208 | 160 | 169 | 147 | 151 | 245 | 363 | 433 | 584 | 608 | 584 | 640 | 701 | 761 | 654 | 425 | 325 |
Swell 2 Height (m) Direction Period (s) | E 11 | E 11 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 16 | E 10 | E 10 | E 10 | — | — | — |
| kJ | 157 | 121 | 112 | 112 | 110 | 80 | 73 | 73 | 74 | 75 | 73 | 52 | 48 | 5 | 30 | 30 | 30 | — | — | — |
Swell 3 Height (m) Direction Period (s) | SE 10 | SE 10 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | S 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | — | — | — | — | — | — | — |
| kJ | 26 | 27 | 29 | 29 | 18 | 17 | 16 | 37 | 17 | 16 | 16 | 16 | 16 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ENE 6 | E 5 | — | E 5 | ENE 5 | E 4 | E 5 | E 5 | NNE 2 | NE 2 | ENE 4 | ENE 4 | E 5 | E 5 | ENE 5 | E 5 | E 6 | E 7 | E 7 | E 7 |
| kJ | 6 | 5 | — | 2 | 8 | 6 | 7 | 11 | 1 | 1 | 21 | 27 | 33 | 88 | 98 | 85 | 98 | 168 | 266 | 357 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 82 | 82 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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