Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (30 Oct):
- Morning surf: Morning surf (30 Oct, local time) - 2.5ft (0.7m), 13s period with ESE swell.
- Afternoon surf: Afternoon surf (30 Oct, local time) - 2.5ft (0.7m), 12s period with SE swell.
- Evening surf: Evening surf (30 Oct, local time) - 4.5ft (1.4m), 11s period with ESE swell.
The current surf forecast for Niyodo Rivermouth at 8AM is: 0.7m 13s primary swell from a East-southeast direction and 0.5m 10s secondary swell from a East-southeast direction, 0.8m 4s secondary swell from a South-southwest direction (forecast issued at 02:00am October 30). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Oct) | 2.5ft (0.7m) | 13s |
| Afternoon (30 Oct) | 2.5ft (0.7m) | 12s |
| Evening (30 Oct) | 4.5ft (1.4m) | 11s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Fri morning. Warm (max 22°C on Sat afternoon, min 13°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 30 | Saturday 31 | Sunday 1 | ||||||||||||||||||||||
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) | SE 13 | ESE 13 | ESE 13 | ESE 13 | SE 13 | SE 12 | ESE 12 | ESE 11 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SE 21 | SE 20 | SE 19 | ESE 17 | ESE 18 | SE 17 | SE 16 | SE 16 | SE 16 | SE 16 | SE 15 | SE 15 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 88 | 120 | 118 | 147 | 164 | 159 | 393 | 444 | 483 | 442 | 455 | 455 | 517 | 776 | 930 | 1955 | 2462 | 2425 | 2053 | 2113 | 2516 | 2325 | 2237 | 1907 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross-on | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | glassy | glassy | glassy | off | off |
High Tide | 8:57AM1.67m | 7:45PM1.73m | 10:03AM1.55m | 8:32PM1.61m | 11:30AM1.47m | |||||||||||||||||||
Low Tide | 2:01AM0.07m | 2:13PM1.01m | 2:54AM0.19m | 3:06PM1.11m | 3:58AM0.35m | 4:32PM1.18m | ||||||||||||||||||
 |  | |  |  | |  |  | | | |  | | | | | | | | |  | | | | |
 | — | — | 6:20 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — |
 | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:14 | — | — |
mm | 1 | 6 | 7 | 2 | 5 | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 19 | 18 | 19 | 19 | 20 | 19 | 19 | 17 | 15 | 14 | 18 | 21 | 22 | 18 | 15 | 14 | 13 | 13 | 16 | 19 | 19 | 17 | 16 |
Feels °C | 18 | 19 | 19 | 21 | 20 | 22 | 21 | 20 | 17 | 13 | 12 | 17 | 19 | 20 | 16 | 13 | 12 | 11 | 11 | 15 | 18 | 18 | 16 | 14 |
Swell 1 Height (m) Direction Period (s) | ESE 10 | ESE 13 | ESE 13 | ESE 13 | SE 13 | SE 12 | ESE 12 | ESE 11 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 11 | ESE 11 | ESE 17 | ESE 18 | SE 17 | SE 16 | SE 16 | SE 16 | SE 16 | SE 15 | SE 15 |
| kJ | 57 | 120 | 118 | 147 | 164 | 159 | 393 | 444 | 483 | 442 | 455 | 455 | 404 | 427 | 486 | 1955 | 2462 | 2425 | 2053 | 2113 | 2516 | 2325 | 2237 | 1907 |
Swell 2 Height (m) Direction Period (s) | SE 13 | ESE 10 | ESE 10 | E 9 | E 9 | ESE 9 | ESE 16 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SE 21 | SE 21 | SE 20 | SE 19 | SE 20 | — | ESE 10 | ESE 10 | ESE 10 | — | E 9 | — | — |
| kJ | 88 | 56 | 55 | 45 | 60 | 90 | 26 | 49 | 31 | 15 | 11 | 355 | 517 | 776 | 930 | 647 | — | 251 | 173 | 125 | — | 39 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | SE 18 | — | — | — | E 22 | SE 15 | SE 20 | SW 5 | ESE 14 | ESE 14 | ESE 14 | W 4 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 12 | — | — | — | 9 | 56 | 101 | 7 | 166 | 123 | 121 | 14 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 3 | S 4 | SSW 4 | SSW 4 | SSW 4 | SW 5 | SW 5 | SW 5 | W 3 | WNW 3 | WNW 3 | NW 3 | SW 5 | WSW 5 | WNW 4 | — | — | — | — | — | — | — | — | — |
| kJ | 8 | 13 | 14 | 20 | 32 | 47 | 66 | 62 | 5 | 10 | 8 | 2 | 7 | 9 | 15 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 58 | 55 | 55 | 55 | 51 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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