Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (15 Jul):
- Morning surf: Morning surf (15 Jul, local time) - 3ft (0.9m), 9s period with SSW swell.
- Afternoon surf: Afternoon surf (15 Jul, local time) - 3.5ft (1.1m), 8s period with SSW swell.
- Evening surf: Evening surf (15 Jul, local time) - 3.5ft (1.1m), 8s period with SSW swell.
The current surf forecast for Niyodo Rivermouth at 5PM is: 1.2m 8s primary swell from a South-southwest direction and 0.9m 8s secondary swell from a South-southwest direction, 0.3m 10s secondary swell from a East direction (forecast issued at 08:00am July 15). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Jul) | 3ft (0.9m) | 9s |
| Afternoon (15 Jul) | 3.5ft (1.1m) | 8s |
| Evening (15 Jul) | 3.5ft (1.1m) | 8s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 31°C on Wed morning, min 26°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 15 | Thursday 16 | Friday 17 | Sat 18 | |||||||||||||||||||||
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 | 12 AM | 3 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSW 9 | SSW 9 | SSW 9 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | E 9 | E 9 | E 9 | E 9 | E 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 116 | 113 | 134 | 169 | 219 | 161 | 161 | 146 | 135 | 138 | 104 | 86 | 70 | 70 | 61 | 47 | 47 | 47 | 30 | 25 | 25 | 25 | 40 | 41 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | on | on | glassy | glassy | glassy | off | off | glassy | on | cross-on | glassy | cross-off | off | off | off | glassy | on | on | glassy | glassy | glassy | glassy |
High Tide | 5:43AM1.87m | 7:28PM1.86m | 6:33AM1.89m | 8:05PM1.84m | 7:20AM1.86m | 8:40PM1.80m | ||||||||||||||||||
Low Tide | 12:37PM-0.11m | 00:58AM0.86m | 1:21PM-0.05m | 1:40AM0.79m | 2:01PM0.07m | 2:22AM0.74m | ||||||||||||||||||
 | | |  | |  |  | | | | | | | | | | | | | | | | | | |
 | 5:05 | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:07 |
 | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | 7:15 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 30 | 31 | 30 | 29 | 29 | 28 | 27 | 27 | 31 | 31 | 31 | 30 | 28 | 27 | 27 | 26 | 29 | 30 | 30 | 29 | 27 | 27 | 26 |
Feels °C | 31 | 34 | 35 | 34 | 34 | 34 | 33 | 31 | 31 | 36 | 34 | 35 | 35 | 32 | 30 | 29 | 28 | 32 | 32 | 33 | 34 | 32 | 32 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 9 | SSW 9 | SSW 9 | SSW 7 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | E 9 | E 9 | E 9 | E 9 |
| kJ | 116 | 113 | 134 | 50 | 128 | 161 | 161 | 146 | 135 | 138 | 104 | 86 | 70 | 70 | 61 | 47 | 47 | 47 | 30 | 17 | 25 | 25 | 40 | 41 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 11 | SSW 8 | E 10 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | E 10 | ESE 10 | ESE 10 | ESE 10 | E 10 | E 10 | E 9 | E 9 | E 9 | SSW 6 | SSW 7 | SSW 7 | SW 7 |
| kJ | 18 | 18 | 18 | 55 | 16 | 17 | 17 | 31 | 31 | 30 | 30 | 30 | 31 | 31 | 31 | 29 | 29 | 28 | 27 | 25 | 17 | 19 | 19 | 12 |
Swell 3 Height (m) Direction Period (s) | E 11 | E 10 | E 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 | SE 10 | SE 10 | SE 10 | SE 9 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 9 | SSW 8 | SE 10 | SE 10 | SE 10 | SE 10 | SE 9 |
| kJ | 20 | 18 | 17 | 27 | 17 | 17 | 17 | 18 | 17 | 17 | 16 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 12 | 15 | 15 | 15 | 15 | 13 |
Wind waves Height (m) Direction Period (s) | — | — | — | SSW 8 | SSW 8 | SW 7 | — | — | — | — | — | — | — | — | — | — | — | — | E 3 | — | — | — | — | — |
| kJ | — | — | — | 169 | 219 | 111 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 51 | 51 | 0 | 0 | 0 | 0 | 0 | 0 | 103 | 82 | 0 | 0 | 0 | 0 | 0 | 0 | 85 | 51 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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