Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (15 Jul):
- Afternoon surf: Afternoon surf (15 Jul, local time) - 2.5ft (0.8m), 7s period with SSW swell.
- Evening surf: Evening surf (15 Jul, local time) - 3.5ft (1.0m), 7s period with SSW swell.
The current surf forecast for Niyodo Rivermouth at 7PM is: 1.3m 8s primary swell from a South-southwest direction and 0.8m 7s secondary swell from a South-southwest direction, 0.5m 8s secondary swell from a South-southwest direction (forecast issued at 02:00pm 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) | - | - |
| Afternoon (15 Jul) | 2.5ft (0.8m) | 7s |
| Evening (15 Jul) | 3.5ft (1.0m) | 7s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 31°C on Thu morning, min 26°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 15 | Thursday 16 | Friday 17 | Sat 18 | |||||||||||||||||||||
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 | 6 AM | 9 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SSW 9 | SSW 7 | SSW 8 | SSW 7 | SSW 7 | SSW 8 | SSW 8 | SSW 8 | SSW 7 | SSW 7 | SW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 134 | 55 | 219 | 91 | 68 | 153 | 174 | 142 | 104 | 86 | 104 | 70 | 62 | 47 | 47 | 46 | 30 | 25 | 25 | 25 | 41 | 41 | 41 | 39 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | glassy | glassy | glassy | glassy | off | glassy | on | cross-on | cross-on | glassy | off | off | off | glassy | on | on | glassy | glassy | glassy | glassy | glassy | glassy |
High Tide | 7:28PM1.86m | 6:33AM1.89m | 8:05PM1.84m | 7:20AM1.86m | 8:40PM1.80m | 8:08AM1.78m | ||||||||||||||||||
Low Tide | 00:58AM0.86m | 1:21PM-0.05m | 1:40AM0.79m | 2:01PM0.07m | 2:22AM0.74m | |||||||||||||||||||
 |  | |  |  | | | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:07 | — | — |
 | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | 7:15 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 30 | 30 | 29 | 29 | 28 | 28 | 27 | 30 | 31 | 30 | 30 | 28 | 27 | 27 | 26 | 30 | 30 | 30 | 29 | 27 | 27 | 26 | 26 | 29 |
Feels °C | 34 | 34 | 34 | 35 | 33 | 33 | 31 | 34 | 34 | 34 | 35 | 33 | 30 | 29 | 28 | 33 | 33 | 34 | 34 | 32 | 32 | 30 | 30 | 33 |
Swell 1 Height (m) Direction Period (s) | SSW 9 | SSW 7 | SSW 7 | SSW 8 | SSW 7 | 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 | SSW 7 | SSW 7 | E 9 | E 9 | E 9 | E 9 |
| kJ | 134 | 50 | 68 | 38 | 68 | 153 | 174 | 142 | 104 | 86 | 86 | 70 | 62 | 47 | 47 | 46 | 30 | 18 | 19 | 19 | 41 | 41 | 41 | 39 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SSW 8 | SSW 8 | ESE 9 | SSW 8 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | E 10 | ESE 10 | ESE 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | SSW 7 | SSW 7 | SSW 7 | SW 6 |
| kJ | 18 | 55 | 39 | 17 | 37 | 18 | 31 | 30 | 29 | 30 | 31 | 31 | 29 | 29 | 29 | 28 | 27 | 25 | 25 | 25 | 19 | 18 | 18 | 9 |
Swell 3 Height (m) Direction Period (s) | E 10 | SE 10 | E 10 | SE 10 | ESE 9 | 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 9 | SE 9 | SE 9 | SE 9 |
| kJ | 17 | 27 | 16 | 17 | 17 | 18 | 17 | 16 | 16 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 12 | 15 | 15 | 15 | 14 | 13 | 13 | 13 |
Wind waves Height (m) Direction Period (s) | — | — | SSW 8 | SSW 7 | — | — | — | — | — | — | SW 7 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 219 | 91 | — | — | — | — | — | — | 104 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 51 | 51 | 0 | 0 | 0 | 0 | 0 | 0 | 103 | 82 | 29 | 0 | 0 | 0 | 0 | 0 | 229 | 233 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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