Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (16 Jun):
- Morning surf: Morning surf (16 Jun, local time) - 4ft (1.2m), 9s period with E swell.
- Afternoon surf: Afternoon surf (16 Jun, local time) - 3.5ft (1.1m), 9s period with ESE swell.
- Evening surf: Evening surf (16 Jun, local time) - 4.5ft (1.3m), 9s period with ESE swell.
The current surf forecast for Niyodo Rivermouth at 5AM is: 1.4m 9s primary swell from a East-southeast direction and 0.6m 7s secondary swell from a South direction (forecast issued at 02:00am June 16). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Jun) | 4ft (1.2m) | 9s |
| Afternoon (16 Jun) | 3.5ft (1.1m) | 9s |
| Evening (16 Jun) | 4.5ft (1.3m) | 9s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Tue afternoon. Warm (max 25°C on Thu afternoon, min 21°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | ||||||||||||||||||||||
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) | ESE 9 | E 9 | ESE 9 | E 9 | E 9 | ESE 9 | E 9 | ESE 9 | SE 6 | ESE 6 | ESE 7 | ESE 7 | ESE 7 | SSW 9 | S 9 | S 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | S 8 | SSW 8 | SSW 7 | SSW 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 413 | 355 | 270 | 220 | 186 | 193 | 96 | 228 | 159 | 185 | 247 | 356 | 384 | 599 | 817 | 428 | 215 | 229 | 228 | 176 | 159 | 72 | 70 | 78 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | cross-off | glassy | on | cross-on | cross-on | cross | cross-off | cross-off | glassy | cross-off | cross-off | cross-off | cross-off | cross | glassy | glassy | glassy | glassy | cross-on | cross-on | glassy | glassy |
High Tide | 5:45AM1.86m | 7:42PM1.84m | 6:33AM1.85m | 8:29PM1.80m | 7:23AM1.81m | |||||||||||||||||||
Low Tide | 00:19AM0.96m | 12:43PM-0.12m | 1:06AM0.96m | 1:32PM-0.08m | 1:53AM0.95m | 2:20PM0.03m | ||||||||||||||||||
 | |  |  | | |  |  |  | | | | | | |  | | | | |  | | | | |
 | — | 4:54 | — | — | — | — | — | — | — | 4:54 | — | — | — | — | — | — | — | 4:54 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — |
mm | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | 1 | — | — | — | — | — | — | 1 | 1 | — | — |
Temp °C | 20 | 19 | 19 | 22 | 23 | 23 | 22 | 21 | 21 | 21 | 21 | 22 | 23 | 22 | 23 | 23 | 22 | 22 | 22 | 24 | 24 | 25 | 25 | 23 |
Feels °C | 21 | 20 | 20 | 24 | 24 | 24 | 22 | 22 | 23 | 23 | 23 | 24 | 25 | 23 | 25 | 26 | 25 | 25 | 25 | 27 | 27 | 29 | 29 | 27 |
Swell 1 Height (m) Direction Period (s) | ESE 9 | E 9 | ESE 9 | E 9 | E 9 | ESE 9 | E 9 | SSW 7 | SE 11 | SSW 7 | SSW 7 | SSW 7 | S 7 | SSW 9 | S 9 | S 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | S 8 | SSW 8 | SSW 7 | SSW 7 |
| kJ | 413 | 355 | 270 | 220 | 186 | 193 | 96 | 15 | 4 | 57 | 57 | 31 | 112 | 599 | 817 | 428 | 215 | 229 | 228 | 176 | 159 | 72 | 70 | 78 |
Swell 2 Height (m) Direction Period (s) | S 8 | S 8 | S 7 | S 7 | S 7 | S 7 | SSW 7 | SE 11 | ESE 13 | ESE 13 | SE 13 | SE 13 | E 19 | E 19 | SE 10 | ESE 6 | E 6 | E 6 | ESE 6 | ESE 6 | E 12 | SSE 6 | ESE 6 | ESE 6 |
| kJ | 31 | 42 | 37 | 35 | 24 | 24 | 15 | 4 | 17 | 17 | 7 | 7 | 7 | 7 | 4 | 64 | 41 | 31 | 44 | 30 | 24 | 18 | 15 | 14 |
Swell 3 Height (m) Direction Period (s) | — | — | E 13 | E 13 | SE 13 | SE 13 | SE 11 | SE 13 | — | SE 11 | SE 11 | — | — | — | E 18 | ESE 10 | SE 6 | SE 10 | SE 10 | SE 10 | SE 10 | ESE 6 | SSE 6 | SE 10 |
| kJ | — | — | 4 | 3 | 7 | 7 | 4 | 7 | — | 4 | 5 | — | — | — | 6 | 9 | 30 | 16 | 15 | 15 | 15 | 15 | 10 | 15 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | SE 4 | ESE 9 | SE 6 | ESE 6 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 29 | 228 | 159 | 185 | 247 | 356 | 384 | 265 | 131 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 29 | 29 | 29 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 0 | 0 | 0 | 0 | 82 | 51 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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