Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (01 Sep):
- Morning surf: Morning surf (01 Sep, local time) - 1.5ft (0.5m), 13s period with E swell.
- Afternoon surf: Afternoon surf (01 Sep, local time) - 2ft (0.6m), 13s period with E swell.
- Evening surf: Evening surf (01 Sep, local time) - 2.5ft (0.7m), 12s period with E swell.
The current surf forecast for Niyodo Rivermouth at 11AM is: 0.6m 13s primary swell from a East direction and 0.7m 8s secondary swell from a South direction (forecast issued at 08:00am September 01). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Sep) | 1.5ft (0.5m) | 13s |
| Afternoon (01 Sep) | 2ft (0.6m) | 13s |
| Evening (01 Sep) | 2.5ft (0.7m) | 12s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 44mm), heaviest during Thu night. Warm (max 30°C on Wed morning, min 23°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||
Tuesday 1 | Wednesday 2 | Thursday 3 | ||||||||||||||||||||
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 14 | E 13 | E 13 | E 13 | E 12 | E 12 | S 8 | S 8 | SSE 8 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 10 | SSE 10 | SSE 11 | SSE 10 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 96 | 92 | 126 | 121 | 148 | 144 | 157 | 161 | 176 | 238 | 260 | 307 | 300 | 197 | 180 | 147 | 147 | 144 | 367 | 510 | 815 | 694 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-on | on | on | cross-on | glassy | cross-off | off | cross-off | glassy | on | cross-on | cross-on | glassy | glassy | glassy | glassy | cross-off | glassy | glassy | glassy | glassy |
High Tide | 8:08AM1.74m | 8:08PM1.81m | 8:53AM1.62m | 8:36PM1.75m | 9:49AM1.48m | |||||||||||||||||
Low Tide | 2:03PM0.55m | 2:34AM0.36m | 2:35PM0.72m | 3:19AM0.39m | 3:09PM0.91m | |||||||||||||||||
 | | | | |  | |  | | |  |  | |  |  |  |  | | | |  |  | |
 | 5:37 | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — |
 | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:29 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 1 | 5 | 2 | 3 | 6 | 1 | 5 | 3 | 1 | 3 | — |
Temp °C | 25 | 28 | 29 | 29 | 28 | 26 | 25 | 25 | 25 | 28 | 30 | 30 | 27 | 26 | 25 | 25 | 25 | 24 | 25 | 26 | 25 | 25 |
Feels °C | 29 | 31 | 31 | 31 | 32 | 30 | 29 | 28 | 28 | 32 | 32 | 32 | 31 | 31 | 29 | 30 | 29 | 28 | 29 | 30 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SSE 8 | SSE 9 | SSE 9 | E 11 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 10 | SSE 10 | SSE 11 | SSE 10 |
| kJ | 69 | 68 | 63 | 76 | 93 | 114 | 157 | 161 | 176 | 238 | 260 | 121 | 300 | 197 | 180 | 147 | 147 | 144 | 367 | 510 | 815 | 694 |
Swell 2 Height (m) Direction Period (s) | E 14 | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 | E 11 | E 11 | E 11 | SE 10 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | SE 13 |
| kJ | 96 | 92 | 126 | 121 | 148 | 144 | 139 | 134 | 125 | 119 | 121 | 27 | 114 | 83 | 83 | 80 | 71 | 73 | 74 | 75 | 52 | 7 |
Swell 3 Height (m) Direction Period (s) | SE 10 | SE 9 | SW 8 | SE 9 | SSW 9 | SSW 9 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | E 16 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | S 11 | SE 10 | SE 9 | SE 10 | — |
| kJ | 15 | 22 | 18 | 14 | 16 | 16 | 14 | 14 | 15 | 16 | 26 | 5 | 29 | 29 | 18 | 17 | 15 | 59 | 17 | 14 | 16 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | E 6 | E 6 | E 3 | SSE 9 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | ENE 5 | E 10 | E 6 | E 6 |
| kJ | — | — | — | — | — | — | — | — | 6 | 6 | 5 | 307 | 22 | 25 | 25 | 25 | 25 | 22 | 29 | 400 | 152 | 110 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 82 | 58 | 58 | 55 | 0 | 0 | 0 | 0 | 0 | 432 | 29 | 29 | 0 | 0 | 0 | 0 | 29 | 29 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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