Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (07 Aug):
- Morning surf: Morning surf (07 Aug, local time) - 13ft (4.0m), 13s period with SSE swell.
- Afternoon surf: Afternoon surf (07 Aug, local time) - 13ft (4.0m), 12s period with SE swell.
- Evening surf: Evening surf (07 Aug, local time) - 8ft (2.5m), 12s period with S swell.
The current surf forecast for Niyodo Rivermouth at 1AM is: 5.0m 14s primary swell from a Southeast direction and 5.0m 14s secondary swell from a Southeast direction (forecast issued at 08:00pm August 06). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Aug) | 13ft (4.0m) | 13s |
| Afternoon (07 Aug) | 13ft (4.0m) | 12s |
| Evening (07 Aug) | 8ft (2.5m) | 12s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Fri morning. Warm (max 30°C on Fri morning, min 25°C on Sat night). Wind will be generally light. | ||||||||||||||||||
Thu 6 | Friday 7 | Saturday 8 | ||||||||||||||||
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) | SE 14 | SE 14 | SE 14 | SE 13 | SE 13 | SSE 13 | SE 12 | SE 12 | SSE 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | SSW 11 | SSW 11 | SSW 11 |
Wave Graph  | ||||||||||||||||||
 kJ | 11296 | 10124 | 10380 | 9018 | 7191 | 4864 | 5198 | 4837 | 2948 | 2084 | 1880 | 1735 | 1610 | 1346 | 1206 | 927 | 807 | 655 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross | cross | cross | cross | cross-on | cross | cross | cross | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | glassy |
High Tide | 10:41PM1.60m | 1:19PM1.32m | 11:46PM1.54m | 3:23PM1.42m | ||||||||||||||
Low Tide | 4:29PM0.96m | 6:05AM0.52m | 5:47PM1.13m | 7:38AM0.45m | 8:01PM1.21m | |||||||||||||
 |  |  |  |  | | | | |  | | |  | | | | | | |
 | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — |
 | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 6:59 | — |
mm | — | — | — | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — |
Temp °C | 30 | 28 | 27 | 28 | 27 | 28 | 30 | 30 | 29 | 27 | 26 | 26 | 26 | 29 | 30 | 30 | 28 | 26 |
Feels °C | 32 | 30 | 30 | 30 | 29 | 29 | 31 | 31 | 31 | 30 | 29 | 29 | 29 | 31 | 30 | 30 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | SE 14 | SE 14 | SE 14 | SE 13 | SE 13 | SSE 13 | SE 12 | SE 12 | SSE 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | SSW 11 | SSW 11 | SE 8 |
| kJ | 11296 | 10124 | 9197 | 8203 | 7191 | 4864 | 5198 | 4837 | 2948 | 2084 | 1880 | 1735 | 1610 | 1346 | 1206 | 927 | 807 | 467 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | E 16 | E 16 | E 16 | — | SE 10 | E 15 | E 15 | E 15 | E 15 | E 15 | E 15 | SE 17 | ESE 10 | SSW 11 |
| kJ | — | — | — | — | 5 | 5 | 20 | — | 177 | 4 | 4 | 4 | 4 | 4 | 4 | 11 | 131 | 655 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | E 15 | — | — | E 15 | — | — | SE 17 | SE 17 | SE 17 | ESE 10 |
| kJ | — | — | — | — | — | — | — | — | 4 | — | — | 17 | — | — | 11 | 11 | 11 | 131 |
Wind waves Height (m) Direction Period (s) | — | — | SE 14 | SE 13 | E 11 | E 10 | — | — | ESE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | SE 8 | — |
| kJ | — | — | 10380 | 9018 | 375 | 962 | — | — | 826 | 1242 | 1205 | 1180 | 971 | 1020 | 873 | 845 | 522 | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 539 | 535 | 9 | 535 | 432 | 539 | 539 | 522 | 539 | 432 | 9 | 0 | 0 | 432 | 82 | 522 | 29 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
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