Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (26 Sep):
- Afternoon surf: Afternoon surf (26 Sep, local time) - 1ft (0.3m), 10s period with SSE swell.
- Evening surf: Evening surf (26 Sep, local time) - 2.5ft (0.8m), 5s period with SSW swell.
The current surf forecast for Niyodo Rivermouth at 6PM is: 0.9m 4s primary swell from a Southwest direction and 0.3m 10s secondary swell from a East direction, 0.2m 9s secondary swell from a South-southeast direction (forecast issued at 02:00pm September 26). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Sep) | - | - |
| Afternoon (26 Sep) | 1ft (0.3m) | 10s |
| Evening (26 Sep) | 2.5ft (0.8m) | 5s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 109mm), heaviest during Sun morning. Warm (max 25°C on Sat afternoon, min 20°C on Sat night). Wind will be generally light. | ||||||||||||||||||||
Sat 26 | Sunday 27 | Monday 28 | ||||||||||||||||||
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 9 | SSE 10 | SW 4 | SSW 5 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SSE 7 | E 9 | SSE 7 | S 7 | S 6 | SW 13 | SSW 13 | SSW 12 |
Wave Graph  | ||||||||||||||||||||
 kJ | 15 | 20 | 28 | 28 | 32 | 48 | 34 | 24 | 25 | 34 | 44 | 43 | 37 | 17 | 16 | 35 | 27 | 50 | 108 | 222 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-on | cross-on | off | off | off | cross-off | glassy | cross-off | glassy | glassy | glassy | glassy | glassy | off | glassy | glassy | glassy | off | cross-off |
High Tide | 5:48PM1.84m | 6:00AM1.90m | 6:11PM1.87m | 6:38AM1.91m | 6:36PM1.88m | |||||||||||||||
Low Tide | 11:51PM0.37m | 12:07PM0.36m | 00:22AM0.25m | 12:37PM0.45m | ||||||||||||||||
 | |  | |  | |  | | |  |  | | | |  |  | | | | | |
 | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | 5:57 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:54 | — | — |
mm | 2 | 5 | 10 | 7 | — | — | 13 | 13 | 15 | 10 | 4 | 4 | 5 | 2 | 1 | — | — | 2 | 2 | 4 |
Temp °C | 25 | 25 | 24 | 23 | 22 | 22 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 23 | 24 | 25 | 23 | 22 | 20 |
Feels °C | 29 | 29 | 27 | 25 | 24 | 24 | 21 | 24 | 23 | 24 | 24 | 25 | 24 | 25 | 26 | 28 | 29 | 27 | 25 | 22 |
Swell 1 Height (m) Direction Period (s) | E 9 | SSE 10 | E 10 | SSW 5 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | S 5 | SSE 8 | SSE 8 | SSE 7 | SSE 7 | SSE 5 | S 5 | S 7 | S 6 | SSE 6 | SSE 6 | SSW 12 |
| kJ | 15 | 20 | 18 | 28 | 32 | 48 | 34 | 24 | 14 | 34 | 44 | 43 | 37 | 17 | 12 | 35 | 27 | 50 | 51 | 222 |
Swell 2 Height (m) Direction Period (s) | SSE 8 | E 9 | SSE 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SW 5 | E 10 | E 3 | E 10 | E 9 | SSE 7 | E 9 | SSW 7 | SW 13 | SSW 7 | SSW 7 |
| kJ | 7 | 13 | 8 | 17 | 16 | 24 | 23 | 22 | 25 | 7 | 17 | 2 | 16 | 16 | 16 | 15 | 10 | 46 | 49 | 62 |
Swell 3 Height (m) Direction Period (s) | S 6 | S 13 | S 10 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SW 5 | E 10 | SSW 5 | SSE 9 | E 9 | SSW 10 | SE 9 | SSW 7 | SSW 13 | SSE 7 |
| kJ | 1 | 4 | 8 | 13 | 12 | 5 | 5 | 6 | 6 | 13 | 7 | 17 | 2 | 8 | 15 | 9 | 13 | 10 | 108 | 56 |
Wind waves Height (m) Direction Period (s) | — | SW 4 | SW 4 | — | — | — | ENE 3 | — | NE 2 | ENE 3 | E 3 | — | SSE 5 | — | SW 4 | SW 4 | — | — | ENE 2 | ENE 4 |
| kJ | — | 15 | 28 | — | — | — | 1 | — | 2 | 1 | 3 | — | 22 | — | 1 | 2 | — | — | 1 | 23 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 338 | 233 | 245 | 0 | 0 | 0 | 0 | 0 | 51 | 0 | 0 | 0 | 0 | 183 | 55 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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