Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (13 Jun):
- Morning surf: Morning surf (13 Jun, local time) - 1.5ft (0.5m), 7s period with S swell.
- Afternoon surf: Afternoon surf (13 Jun, local time) - 1.5ft (0.5m), 7s period with SSE swell.
- Evening surf: Evening surf (13 Jun, local time) - 1.5ft (0.5m), 7s period with S swell.
The current surf forecast for Niyodo Rivermouth at 9AM is: 0.5m 7s primary swell from a South direction and 0.4m 8s secondary swell from a South-southwest direction (forecast issued at 02:00am June 13). The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Jun) | 1.5ft (0.5m) | 7s |
| Afternoon (13 Jun) | 1.5ft (0.5m) | 7s |
| Evening (13 Jun) | 1.5ft (0.5m) | 7s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 13mm), heaviest on Sun night. Warm (max 24°C on Sat morning, min 18°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 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) | S 8 | SSW 8 | S 7 | S 7 | SSE 7 | SSE 7 | S 7 | S 7 | S 7 | SSE 6 | SSE 6 | S 6 | SE 6 | SSE 6 | SSE 6 | ESE 14 | ESE 6 | SE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 74 | 35 | 25 | 23 | 26 | 26 | 22 | 22 | 21 | 13 | 13 | 12 | 39 | 32 | 36 | 20 | 272 | 413 | 782 | 859 | 917 | 890 | 813 | 602 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | glassy | on | cross-on | glassy | off | off | off | cross-off | glassy | cross-on | cross-on | cross-on | cross | cross-off | off | off | cross-off | glassy | on | glassy | glassy |
High Tide | 3:24AM1.73m | 5:10PM1.75m | 4:11AM1.78m | 6:03PM1.83m | 4:58AM1.83m | 6:53PM1.86m | ||||||||||||||||||
Low Tide | 9:43PM0.90m | 10:17AM0.13m | 10:39PM0.93m | 11:06AM-0.01m | 11:31PM0.95m | 11:55AM-0.10m | ||||||||||||||||||
 | |  | | |  | |  |  | | | | |  | |  | | | | | | | | | |
 | — | 4:54 | — | — | — | — | — | — | — | 4:54 | — | — | — | — | — | — | — | 4:54 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 2 | 4 | 2 | — | — | — | — | 2 | — |
Temp °C | 20 | 20 | 20 | 24 | 24 | 24 | 24 | 21 | 20 | 20 | 20 | 22 | 24 | 23 | 20 | 19 | 18 | 18 | 19 | 20 | 23 | 23 | 20 | 20 |
Feels °C | 21 | 20 | 20 | 25 | 24 | 24 | 26 | 22 | 21 | 21 | 20 | 23 | 24 | 23 | 20 | 19 | 18 | 18 | 19 | 21 | 24 | 23 | 22 | 22 |
Swell 1 Height (m) Direction Period (s) | S 8 | SSW 8 | S 7 | S 7 | SSE 7 | SSE 7 | S 7 | S 7 | S 7 | SSE 6 | SSE 6 | S 6 | ESE 9 | E 8 | E 8 | S 5 | SE 12 | SE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 |
| kJ | 74 | 35 | 25 | 23 | 26 | 26 | 22 | 22 | 21 | 13 | 13 | 12 | 8 | 10 | 10 | 14 | 6 | 413 | 782 | 859 | 917 | 890 | 813 | 602 |
Swell 2 Height (m) Direction Period (s) | SE 9 | SSE 7 | SSW 8 | SSW 8 | SSW 7 | SSW 7 | SSW 7 | SE 10 | E 8 | E 8 | E 8 | E 8 | SE 13 | ESE 9 | ESE 9 | ESE 14 | E 15 | E 15 | E 15 | ESE 15 | SE 15 | SE 15 | S 8 | S 8 |
| kJ | 3 | 29 | 24 | 19 | 11 | 11 | 5 | 4 | 5 | 11 | 10 | 10 | 7 | 8 | 9 | 20 | 4 | 17 | 17 | 21 | 8 | 8 | 31 | 28 |
Swell 3 Height (m) Direction Period (s) | E 7 | SE 9 | SE 9 | ESE 9 | ESE 10 | ESE 10 | ESE 10 | E 8 | SE 10 | SE 9 | SE 9 | ESE 9 | E 16 | SE 13 | E 10 | ESE 10 | — | — | — | — | — | — | — | — |
| kJ | 1 | 3 | 3 | 8 | 10 | 9 | 9 | 6 | 4 | 3 | 3 | 9 | 5 | 6 | 8 | 9 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | SE 6 | SSE 6 | SSE 6 | E 4 | ESE 6 | ENE 7 | ENE 7 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 39 | 32 | 36 | 12 | 272 | 191 | 139 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 523 | 433 | 433 | 433 | 433 | 432 | 432 | 432 | 29 | 645 | 29 | 29 | 0 | 0 | 0 | 0 | 0 | 85 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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