Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (19 Jul):
- Morning surf: Morning surf (19 Jul, local time) - 1.5ft (0.5m), 9s period with E swell.
- Afternoon surf: Afternoon surf (19 Jul, local time) - 1.5ft (0.5m), 9s period with E swell.
- Evening surf: Evening surf (19 Jul, local time) - 1.5ft (0.5m), 10s period with E swell.
The current surf forecast for Niyodo Rivermouth at 7AM is: 0.5m 9s primary swell from a East direction and 0.3m 7s secondary swell from a South-southwest direction (forecast issued at 02:00am July 19). The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Jul) | 1.5ft (0.5m) | 9s |
| Afternoon (19 Jul) | 1.5ft (0.5m) | 9s |
| Evening (19 Jul) | 1.5ft (0.5m) | 10s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 30°C on Sun morning, min 26°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | ||||||||||||||||||||||
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 | 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 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 11 | E 11 | E 10 | ESE 11 | ESE 11 | ESE 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 41 | 43 | 43 | 44 | 42 | 43 | 45 | 45 | 47 | 64 | 60 | 60 | 60 | 60 | 59 | 60 | 60 | 60 | 58 | 58 | 55 | 22 | 22 | 22 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | glassy | on | on | on | glassy | glassy | glassy | glassy | glassy | on | on | glassy | glassy | glassy | glassy | glassy | glassy | on | on | glassy | glassy |
High Tide | 9:12PM1.74m | 8:56AM1.65m | 9:43PM1.69m | 9:48AM1.51m | 10:14PM1.63m | 10:51AM1.37m | ||||||||||||||||||
Low Tide | 3:06AM0.70m | 3:16PM0.45m | 3:52AM0.67m | 3:50PM0.66m | 4:44AM0.67m | 4:25PM0.85m | ||||||||||||||||||
 | |  | | | | |  | | | | | | | | | | | | | | | | | |
 | — | 5:07 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:13 | — |
mm | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 29 | 30 | 29 | 29 | 27 | 26 | 26 | 26 | 29 | 30 | 30 | 29 | 27 | 27 | 27 | 27 | 29 | 30 | 30 | 29 | 27 |
Feels °C | 32 | 33 | 33 | 34 | 34 | 33 | 35 | 33 | 31 | 31 | 31 | 34 | 34 | 34 | 35 | 33 | 33 | 32 | 32 | 34 | 34 | 34 | 35 | 33 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 11 | E 11 | E 10 | E 8 | E 8 | E 8 |
| kJ | 41 | 43 | 43 | 44 | 42 | 43 | 45 | 45 | 47 | 64 | 60 | 60 | 60 | 60 | 59 | 60 | 60 | 60 | 58 | 58 | 55 | 21 | 12 | 12 |
Swell 2 Height (m) Direction Period (s) | SE 8 | SE 8 | SSW 7 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | SSE 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | ESE 11 | ESE 11 | ESE 11 |
| kJ | 17 | 11 | 9 | 5 | 9 | 9 | 9 | 5 | 5 | 8 | 8 | 7 | 14 | 14 | 7 | 7 | 13 | 7 | 7 | 7 | 7 | 22 | 22 | 22 |
Swell 3 Height (m) Direction Period (s) | SSW 6 | SSW 7 | SE 8 | SSW 7 | SE 8 | SE 8 | SE 7 | SSW 6 | SSW 6 | ESE 12 | SSW 7 | ESE 12 | SE 12 | ESE 12 | SSW 4 | SW 4 | SW 4 | SW 5 | SW 4 | S 7 | SW 8 | SSE 8 | SSE 8 | E 11 |
| kJ | 3 | 9 | 11 | 9 | 9 | 9 | 9 | 3 | 3 | 14 | 4 | 14 | 6 | 14 | 2 | 1 | 1 | 1 | 1 | 1 | 3 | 6 | 6 | 9 |
Wind waves Height (m) Direction Period (s) | ESE 4 | S 3 | — | — | S 3 | — | — | — | — | — | — | — | — | — | — | — | — | SSW 7 | — | — | — | — | SSW 3 | SW 3 |
| kJ | 1 | 2 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 5 | — | — | — | — | 1 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 433 | 51 | 51 | 0 | 0 | 0 | 0 | 0 | 51 | 51 | 0 | 0 | 0 | 0 | 0 | 0 | 51 | 433 | 51 | 243 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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