Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (13 Jul):
- Morning surf: Morning surf (13 Jul, local time) - 6ft (1.9m), 12s period with SSW swell.
- Afternoon surf: Afternoon surf (13 Jul, local time) - 5ft (1.6m), 11s period with SSW swell.
- Evening surf: Evening surf (13 Jul, local time) - 5ft (1.5m), 11s period with SSW swell.
The current surf forecast for Niyodo Rivermouth at 8AM is: 1.9m 12s primary swell from a South-southwest direction and 0.3m 10s secondary swell from a Southeast direction (forecast issued at 02:00am July 13). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Jul) | 6ft (1.9m) | 12s |
| Afternoon (13 Jul) | 5ft (1.6m) | 11s |
| Evening (13 Jul) | 5ft (1.5m) | 11s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 31°C on Mon morning, min 26°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 13 | Tuesday 14 | Wednesday 15 | ||||||||||||||||||||||
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) | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 8 | SW 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1543 | 1200 | 1072 | 921 | 657 | 645 | 561 | 485 | 392 | 356 | 300 | 250 | 245 | 197 | 185 | 146 | 146 | 119 | 116 | 113 | 88 | 84 | 99 | 94 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | glassy | on | on | glassy | glassy | off | off | off | glassy | on | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | on | on | glassy | glassy |
High Tide | 3:56AM1.73m | 6:05PM1.79m | 4:52AM1.81m | 6:48PM1.85m | 5:43AM1.87m | 7:28PM1.86m | ||||||||||||||||||
Low Tide | 10:35PM1.06m | 11:01AM-0.00m | 11:28PM1.00m | 11:51AM-0.09m | 00:14AM0.93m | 12:37PM-0.11m | ||||||||||||||||||
 |  |  | | | | | | | |  | | | | | | | | | | |  | | | |
 | — | 5:03 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 29 | 31 | 30 | 29 | 28 | 28 | 27 | 27 | 31 | 31 | 30 | 29 | 28 | 27 | 27 | 26 | 30 | 31 | 30 | 29 | 28 |
Feels °C | 31 | 31 | 31 | 34 | 36 | 34 | 35 | 33 | 32 | 31 | 31 | 36 | 35 | 34 | 34 | 33 | 31 | 30 | 29 | 34 | 35 | 34 | 34 | 33 |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 8 | SSW 7 |
| kJ | 1543 | 1200 | 1072 | 921 | 657 | 645 | 561 | 485 | 392 | 356 | 300 | 250 | 245 | 197 | 185 | 146 | 146 | 119 | 116 | 113 | 88 | 84 | 99 | 56 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | E 9 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 11 | SE 11 | SE 10 | SE 11 | E 10 | ESE 10 | SSW 8 |
| kJ | 18 | 18 | 18 | 16 | 17 | 17 | 17 | 17 | 16 | 14 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 19 | 18 | 17 | 18 | 17 | 18 | 38 |
Swell 3 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | SE 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 11 | E 11 | E 10 | E 10 | SE 10 | SE 10 | ESE 9 |
| kJ | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 15 | 15 | 15 | 15 | 17 | 20 | 20 | 18 | 17 | 17 | 17 | 17 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 94 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 51 | 55 | 0 | 0 | 0 | 0 | 0 | 0 | 279 | 82 | 0 | 0 | 0 | 0 | 0 | 0 | 51 | 51 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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