Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (08 Oct):
- Morning surf: Morning surf (08 Oct, local time) - 4ft (1.2m), 12s period with E swell.
- Afternoon surf: Afternoon surf (08 Oct, local time) - 3.5ft (1.0m), 11s period with E swell.
- Evening surf: Evening surf (08 Oct, local time) - 3ft (0.9m), 11s period with ESE swell.
The current surf forecast for Niyodo Rivermouth at 7AM is: 1.3m 12s primary swell from a East direction and 0.1m 20s secondary swell from a East direction (forecast issued at 02:00am October 08). An open ocean swell of 1.1m 6s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 3.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Oct) | 4ft (1.2m) | 12s |
| Afternoon (08 Oct) | 3.5ft (1.0m) | 11s |
| Evening (08 Oct) | 3ft (0.9m) | 11s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 25°C on Fri morning, min 19°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 8 | Friday 9 | Saturday 10 | ||||||||||||||||||||||
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) | E 13 | E 12 | E 12 | E 12 | E 12 | E 11 | E 11 | ESE 11 | E 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | E 17 | E 17 | E 17 | E 16 | E 16 | E 15 | E 15 | E 15 | E 14 | E 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 852 | 600 | 485 | 403 | 322 | 244 | 240 | 194 | 750 | 577 | 586 | 547 | 588 | 644 | 716 | 724 | 675 | 728 | 719 | 538 | 619 | 723 | 694 | 880 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | on | on | glassy | off | off | off | off | glassy | on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | glassy | on | on | glassy | cross-off |
High Tide | 4:01AM1.69m | 4:45PM1.76m | 4:47AM1.79m | 5:10PM1.80m | 5:28AM1.86m | 5:34PM1.83m | ||||||||||||||||||
Low Tide | 10:12PM0.73m | 10:24AM0.35m | 10:45PM0.54m | 11:00AM0.38m | 11:17PM0.39m | 11:33AM0.43m | ||||||||||||||||||
 | | |  | | | | | | | | |  | |  | | | | | | | | | | |
 | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — |
 | — | — | — | — | — | 5:40 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:38 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 16 | 15 | 19 | 23 | 23 | 21 | 19 | 19 | 19 | 19 | 22 | 25 | 25 | 23 | 22 | 21 | 20 | 20 | 23 | 24 | 24 | 22 | 21 |
Feels °C | 15 | 14 | 13 | 18 | 22 | 22 | 20 | 18 | 18 | 18 | 19 | 23 | 26 | 25 | 23 | 23 | 22 | 21 | 20 | 24 | 24 | 24 | 23 | 22 |
Swell 1 Height (m) Direction Period (s) | E 13 | E 12 | E 12 | E 12 | E 12 | E 11 | E 11 | ESE 11 | E 10 | ESE 9 | E 16 | E 17 | E 16 | E 16 | E 17 | E 17 | E 17 | E 16 | E 16 | ESE 8 | ESE 8 | ESE 8 | E 14 | E 14 |
| kJ | 852 | 600 | 485 | 403 | 322 | 244 | 240 | 194 | 489 | 577 | 262 | 265 | 255 | 243 | 716 | 724 | 675 | 728 | 719 | 251 | 215 | 209 | 694 | 880 |
Swell 2 Height (m) Direction Period (s) | — | E 21 | E 20 | E 20 | E 19 | E 18 | E 18 | E 7 | E 18 | E 17 | SE 12 | SE 12 | E 20 | E 19 | — | SE 11 | SE 11 | SE 11 | — | E 15 | E 15 | E 15 | ESE 8 | ESE 8 |
| kJ | — | 9 | 8 | 30 | 30 | 58 | 56 | 51 | 97 | 138 | 6 | 6 | 198 | 267 | — | 20 | 20 | 20 | — | 538 | 619 | 723 | 204 | 170 |
Swell 3 Height (m) Direction Period (s) | — | E 21 | E 20 | E 20 | E 19 | SE 13 | SE 13 | E 18 | E 22 | E 21 | SE 12 | — | SE 12 | — | — | — | — | — | — | — | — | — | — | S 9 |
| kJ | — | 9 | 8 | 30 | 66 | 7 | 7 | 99 | 36 | 78 | 6 | — | 6 | — | — | — | — | — | — | — | — | — | — | 2 |
Wind waves Height (m) Direction Period (s) | NE 6 | NE 6 | NE 6 | NE 6 | — | ENE 5 | ENE 4 | E 7 | E 9 | — | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | — | — | — | — | — |
| kJ | 42 | 147 | 96 | 72 | — | 34 | 6 | 85 | 750 | — | 586 | 547 | 588 | 644 | 578 | 418 | 366 | 319 | 284 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 61 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 103 | 29 | 82 | 0 | 0 | 0 | 0 | 0 | 82 | 82 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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