Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (28 Sep):
- Morning surf: Morning surf (28 Sep, local time) - 2.5ft (0.7m), 7s period with SSE swell.
- Afternoon surf: Afternoon surf (28 Sep, local time) - 3.5ft (1.0m), 14s period with SSW swell.
- Evening surf: Evening surf (28 Sep, local time) - 5.5ft (1.7m), 13s period with SSW swell.
The current surf forecast for Niyodo Rivermouth at 1AM is: 0.3m 10s primary swell from a East direction and 0.5m 5s secondary swell from a South direction, 0.3m 7s secondary swell from a South-southeast direction (forecast issued at 08:00pm September 27). The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Sep) | 2.5ft (0.7m) | 7s |
| Afternoon (28 Sep) | 3.5ft (1.0m) | 14s |
| Evening (28 Sep) | 5.5ft (1.7m) | 13s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 37mm), heaviest during Mon night. Warm (max 26°C on Mon morning, min 20°C on Tue afternoon). Wind will be generally light. | ||||||||||||||||||
Sun 27 | Monday 28 | Tuesday 29 | ||||||||||||||||
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 6 | S 6 | E 10 | E 9 | SSE 7 | SSE 7 | SSE 6 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | S 11 | S 11 | S 11 |
Wave Graph  | ||||||||||||||||||
 kJ | 25 | 30 | 16 | 16 | 16 | 45 | 58 | 402 | 669 | 1042 | 1175 | 1178 | 1360 | 1121 | 866 | 617 | 595 | 661 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | glassy | glassy | glassy | on | glassy | glassy | glassy | glassy | glassy | off | off | off | off | off | off |
High Tide | 6:11PM1.87m | 6:38AM1.91m | 6:36PM1.88m | 7:18AM1.87m | 7:02PM1.87m | |||||||||||||
Low Tide | 00:22AM0.25m | 12:37PM0.45m | 00:55AM0.18m | 1:09PM0.57m | ||||||||||||||
 |  |  | |  |  |  |  |  | | | | | | | | | | |
 | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:52 | — | — |
mm | 6 | 4 | — | — | 2 | 2 | 1 | — | 1 | 1 | 3 | 3 | 5 | 5 | 4 | 3 | 2 | 1 |
Temp °C | 23 | 23 | 23 | 23 | 23 | 24 | 26 | 26 | 25 | 25 | 24 | 24 | 23 | 21 | 21 | 21 | 20 | 20 |
Feels °C | 27 | 26 | 27 | 26 | 27 | 29 | 30 | 31 | 30 | 30 | 28 | 28 | 26 | 22 | 22 | 23 | 22 | 21 |
Swell 1 Height (m) Direction Period (s) | SSE 6 | S 6 | S 5 | S 5 | SSE 5 | SSE 7 | SSE 6 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | S 11 | S 11 | S 11 |
| kJ | 25 | 30 | 15 | 8 | 8 | 45 | 48 | 402 | 669 | 1042 | 1175 | 1178 | 1360 | 1121 | 866 | 617 | 595 | 661 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | SSE 7 | SSE 7 | SSE 7 | E 9 | S 7 | SSE 6 | SSE 6 | SSE 6 | E 9 | SE 13 | SE 12 | SE 6 | E 5 | ENE 5 | ENE 5 | E 6 |
| kJ | 17 | 17 | 10 | 9 | 16 | 15 | 38 | 52 | 45 | 35 | 6 | 6 | 6 | 32 | 23 | 20 | 13 | 36 |
Swell 3 Height (m) Direction Period (s) | SW 5 | SE 14 | E 10 | E 9 | E 9 | SSW 13 | SSW 12 | SSW 7 | SSW 7 | E 9 | SE 13 | SE 13 | SE 12 | SE 12 | ESE 12 | SE 9 | SE 9 | SE 9 |
| kJ | 4 | 7 | 16 | 16 | 15 | 17 | 58 | 48 | 48 | 6 | 7 | 6 | 6 | 6 | 15 | 13 | 13 | 13 |
Wind waves Height (m) Direction Period (s) | ENE 6 | — | — | ENE 5 | — | — | — | — | — | — | — | — | — | E 4 | ENE 5 | ENE 5 | ENE 5 | NE 5 |
| kJ | 4 | — | — | 3 | — | — | — | — | — | — | — | — | — | 11 | 41 | 33 | 32 | 28 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 55 | 0 | 55 | 233 | 51 | 0 | 51 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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