Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (15 Oct):
- Afternoon surf: Afternoon surf (15 Oct, local time) - 1.5ft (0.5m), 10s period with E swell.
- Evening surf: Evening surf (15 Oct, local time) - 1.5ft (0.4m), 9s period with ESE swell.
The current surf forecast for Niyodo Rivermouth at 8PM is: 0.4m 9s primary swell from a East-southeast direction and 0.4m 9s secondary swell from a East direction (forecast issued at 02:00pm October 15). The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Oct) | - | - |
| Afternoon (15 Oct) | 1.5ft (0.5m) | 10s |
| Evening (15 Oct) | 1.5ft (0.4m) | 9s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sun morning. Warm (max 23°C on Fri morning, min 16°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Thu 15 | Friday 16 | Saturday 17 | ||||||||||||||||||
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 | E 10 | E 10 | ESE 9 | E 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 8 | ESE 8 | ESE 8 | E 6 | E 7 | SE 8 | SE 8 |
Wave Graph  | ||||||||||||||||||||
 kJ | 104 | 44 | 30 | 29 | 36 | 26 | 26 | 26 | 26 | 26 | 39 | 39 | 38 | 34 | 24 | 23 | 31 | 32 | 10 | 14 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | on | glassy | cross-off | cross-off | off | off | glassy | glassy | glassy | off | off | off | off | off | off | on | on | off | cross-off |
High Tide | 7:29PM1.66m | 9:12AM1.45m | 7:53PM1.58m | 10:12AM1.33m | 8:21PM1.48m | |||||||||||||||
Low Tide | 1:48PM0.94m | 2:24AM0.38m | 2:13PM1.04m | 3:06AM0.50m | 2:43PM1.13m | |||||||||||||||
 | |  | |  |  | |  | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — |
 | — | 5:31 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 22 | 22 | 21 | 19 | 18 | 17 | 17 | 20 | 23 | 22 | 21 | 19 | 18 | 17 | 16 | 20 | 23 | 23 | 21 | 19 |
Feels °C | 21 | 21 | 22 | 19 | 18 | 17 | 17 | 21 | 23 | 22 | 21 | 17 | 16 | 15 | 14 | 20 | 22 | 22 | 21 | 19 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 10 | E 10 | ESE 9 | E 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 8 | ESE 8 | ENE 6 | E 6 | E 7 | SE 8 | SE 8 |
| kJ | 104 | 44 | 30 | 29 | 36 | 26 | 26 | 26 | 26 | 26 | 39 | 39 | 38 | 34 | 24 | 14 | 31 | 32 | 10 | 9 |
Swell 2 Height (m) Direction Period (s) | S 7 | ESE 8 | ESE 8 | E 9 | E 9 | E 10 | E 9 | ENE 9 | ENE 9 | ENE 10 | SE 10 | SE 10 | SE 9 | SSE 9 | ENE 6 | ESE 8 | ESE 9 | ESE 9 | — | ESE 8 |
| kJ | 1 | 28 | 28 | 26 | 7 | 7 | 6 | 8 | 16 | 18 | 4 | 4 | 3 | 8 | 11 | 23 | 15 | 15 | — | 14 |
Swell 3 Height (m) Direction Period (s) | ESE 9 | S 7 | E 4 | E 4 | E 3 | — | S 7 | — | S 7 | — | — | E 10 | E 10 | SE 9 | SE 9 | SE 8 | SE 8 | SE 8 | — | — |
| kJ | 16 | 1 | 1 | 1 | 1 | — | 1 | — | 1 | — | — | 2 | 2 | 13 | 12 | 11 | 11 | 10 | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 2 | ENE 6 | ENE 6 | E 5 | E 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 181 | 51 | 44 | 46 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 344 | 0 | 0 | 229 | 229 | 229 | 229 | 51 | 51 | 51 | 229 | 229 | 0 | 55 | 233 | 985 | 539 | 330 | 55 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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