Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (25 Oct):
- Morning surf: Morning surf (25 Oct, local time) - 7ft (2.1m), 12s period with S swell.
- Afternoon surf: Afternoon surf (25 Oct, local time) - 6ft (1.8m), 11s period with SSW swell.
- Evening surf: Evening surf (25 Oct, local time) - 5ft (1.6m), 10s period with SSW swell.
The current surf forecast for Niyodo Rivermouth at 7AM is: 2.1m 12s primary swell from a South direction and 1.0m 9s secondary swell from a East-southeast direction (forecast issued at 02:00am October 25). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Oct) | 7ft (2.1m) | 12s |
| Afternoon (25 Oct) | 6ft (1.8m) | 11s |
| Evening (25 Oct) | 5ft (1.6m) | 10s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 27mm), heaviest during Mon night. Warm (max 26°C on Sun afternoon, min 12°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 25 | Monday 26 | Tuesday 27 | ||||||||||||||||||||||
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) | SSW 13 | SSW 12 | S 12 | S 12 | SSW 12 | SSW 11 | S 8 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | ESE 10 | ESE 10 | ESE 10 | SE 7 | ESE 9 | S 7 | S 7 | S 8 | S 8 | S 8 | SSW 8 | ESE 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1901 | 1405 | 1269 | 1185 | 1069 | 759 | 419 | 540 | 363 | 281 | 218 | 157 | 204 | 258 | 351 | 248 | 108 | 270 | 306 | 258 | 196 | 145 | 54 | 48 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | glassy | cross-off | cross-off | off | cross-off | glassy | glassy | glassy | cross-on | cross | cross-on | cross-on | cross | off | off | off | off | off | off |
High Tide | 5:07AM1.82m | 5:01PM1.84m | 5:48AM1.89m | 5:29PM1.87m | 6:30AM1.91m | 6:00PM1.88m | ||||||||||||||||||
Low Tide | 10:49PM0.34m | 11:05AM0.53m | 11:22PM0.17m | 11:40AM0.58m | 11:57PM0.05m | 12:16PM0.66m | ||||||||||||||||||
 | | |  |  | | |  | | | |  |  | |  | | |  | |  | | |  | | |
 | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — |
 | — | — | — | — | — | 5:21 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:19 | — | — |
mm | 1 | 2 | 3 | 3 | 3 | 3 | 1 | — | — | — | — | 1 | — | 1 | 1 | 1 | 5 | 7 | 1 | — | — | — | — | — |
Temp °C | 24 | 24 | 24 | 24 | 25 | 26 | 24 | 23 | 22 | 23 | 23 | 22 | 23 | 23 | 23 | 24 | 25 | 24 | 22 | 22 | 24 | 23 | 20 | 17 |
Feels °C | 27 | 26 | 26 | 27 | 29 | 30 | 28 | 25 | 25 | 26 | 27 | 26 | 27 | 25 | 25 | 27 | 28 | 28 | 22 | 20 | 20 | 20 | 17 | 12 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | ESE 9 | ESE 9 | ESE 9 | SSW 11 | SSW 11 | S 8 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | ESE 10 | SSE 7 | SSW 8 | ESE 10 | ESE 6 | ESE 9 | S 7 | S 8 | S 8 | S 8 | SSW 8 | ESE 9 |
| kJ | 1497 | 197 | 166 | 137 | 1027 | 759 | 419 | 540 | 363 | 281 | 218 | 148 | 204 | 78 | 78 | 115 | 64 | 206 | 306 | 258 | 196 | 145 | 54 | 48 |
Swell 2 Height (m) Direction Period (s) | ESE 9 | — | — | — | ESE 9 | SSE 8 | ESE 9 | ESE 9 | E 9 | ESE 10 | ESE 10 | ESE 10 | SSW 10 | SSW 9 | SSE 7 | SSW 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | ESE 9 | S 7 |
| kJ | 243 | — | — | — | 134 | 110 | 99 | 84 | 168 | 150 | 176 | 157 | 145 | 96 | 61 | 70 | 108 | 71 | 141 | 86 | 66 | 83 | 48 | 25 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | ESE 9 | ESE 9 | ESE 9 | — | SSE 7 | SSE 7 | SSE 7 | SSE 8 | SSE 7 | SSE 7 | SE 10 | SW 9 | SSW 9 | — | — | — | ENE 6 | — | SSE 7 | SSW 8 |
| kJ | — | — | — | — | 134 | 106 | 103 | — | 70 | 86 | 68 | 83 | 62 | 62 | 96 | 79 | 49 | — | — | — | 12 | — | 41 | 23 |
Wind waves Height (m) Direction Period (s) | SSW 13 | SSW 12 | S 12 | S 12 | SSW 12 | — | — | SE 7 | NE 5 | ENE 5 | NE 5 | E 5 | E 4 | ESE 10 | ESE 10 | SE 7 | S 7 | S 7 | NW 3 | NNW 3 | NW 3 | NNW 3 | NNW 3 | NNW 3 |
| kJ | 1901 | 1405 | 1269 | 1185 | 1069 | — | — | 89 | 22 | 14 | 22 | 15 | 20 | 258 | 351 | 248 | 106 | 270 | 2 | 3 | 8 | 8 | 7 | 9 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 55 | 58 | 58 | 58 | 51 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 55 | 29 | 51 | 55 | 55 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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