Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (25 Jun):
- Morning surf: Morning surf (25 Jun, local time) - 6ft (1.9m), 13s period with S swell.
- Afternoon surf: Afternoon surf (25 Jun, local time) - 4.5ft (1.4m), 13s period with SSW swell.
- Evening surf: Evening surf (25 Jun, local time) - 6ft (1.8m), 13s period with SSW swell.
The current surf forecast for Niyodo Rivermouth at 6AM is: 1.7m 13s primary swell from a South-southwest direction and 1.0m 7s secondary swell from a Southeast direction (forecast issued at 02:00am June 25). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Jun) | 6ft (1.9m) | 13s |
| Afternoon (25 Jun) | 4.5ft (1.4m) | 13s |
| Evening (25 Jun) | 6ft (1.8m) | 13s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 69mm), heaviest during Fri night. Warm (max 26°C on Fri morning, min 22°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 25 | Friday 26 | Saturday 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 15 | SSW 14 | SSW 13 | S 13 | SSW 13 | SSW 13 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 13 | S 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 669 | 746 | 975 | 1283 | 1288 | 722 | 1341 | 1073 | 1848 | 520 | 536 | 260 | 451 | 732 | 679 | 560 | 447 | 433 | 387 | 380 | 501 | 618 | 1828 | 2839 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | glassy | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | cross-on | cross | off | cross-off | glassy | glassy | off | cross | cross-on | glassy |
High Tide | 1:45AM1.52m | 3:52PM1.41m | 2:32AM1.53m | 4:45PM1.49m | 3:18AM1.55m | 5:26PM1.56m | ||||||||||||||||||
Low Tide | 8:55AM0.53m | 8:57PM1.07m | 9:42AM0.43m | 9:55PM1.08m | 10:24AM0.35m | |||||||||||||||||||
 |  |  |  | | | | | |  | |  | | | | |  | |  | |  |  |  |  | |
 | — | 4:56 | — | — | — | — | — | — | — | 4:56 | — | — | — | — | — | — | — | 4:56 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:17 | — | — | — | — | — | — | — | 7:19 | — | — | — | — | — | — | — | 7:19 | — |
mm | 2 | 9 | 12 | 5 | 3 | 3 | 1 | 1 | 1 | 1 | 2 | 3 | 2 | 2 | 1 | 3 | 16 | 15 | 9 | 1 | — | — | — | — |
Temp °C | 21 | 21 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 25 | 26 | 26 | 25 | 23 | 22 | 22 | 22 | 23 | 23 | 25 | 25 | 23 |
Feels °C | 24 | 24 | 26 | 27 | 26 | 28 | 27 | 27 | 27 | 27 | 27 | 30 | 30 | 30 | 28 | 26 | 25 | 25 | 25 | 26 | 25 | 29 | 28 | 26 |
Swell 1 Height (m) Direction Period (s) | SSE 7 | SSE 7 | SSW 13 | S 13 | SSW 13 | SSW 13 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 6 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 13 | S 11 |
| kJ | 281 | 206 | 975 | 1283 | 1288 | 722 | 1341 | 1073 | 1057 | 520 | 536 | 165 | 451 | 732 | 679 | 560 | 447 | 433 | 387 | 380 | 501 | 618 | 1828 | 2839 |
Swell 2 Height (m) Direction Period (s) | SSW 15 | SSW 14 | SE 7 | SE 11 | SE 11 | S 6 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SSW 12 | S 6 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | ESE 10 | SE 12 | SSE 11 | SE 12 | ESE 16 |
| kJ | 669 | 746 | 100 | 58 | 58 | 101 | 57 | 53 | 51 | 50 | 50 | 260 | 94 | 50 | 50 | 50 | 36 | 36 | 34 | 75 | 244 | 556 | 1278 | 51 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 11 | E 10 | E 10 | SE 11 | E 9 | E 9 | E 9 | E 8 | E 8 | SW 14 | SE 10 | ESE 18 | ESE 18 | ESE 18 | ESE 18 | ESE 18 | ENE 4 | SSE 12 | ESE 17 | E 5 | ESE 16 | E 7 |
| kJ | 59 | 58 | 58 | 8 | 7 | 57 | 2 | 2 | 2 | 1 | 1 | 191 | 50 | 31 | 31 | 31 | 31 | 31 | 6 | 30 | 30 | 29 | 25 | 156 |
Wind waves Height (m) Direction Period (s) | — | — | — | S 6 | — | — | — | — | SSW 13 | S 6 | SSW 6 | — | — | — | E 4 | E 4 | E 4 | ENE 4 | NE 4 | NE 4 | ENE 4 | ENE 5 | — | — |
| kJ | — | — | — | 182 | — | — | — | — | 1848 | 176 | 195 | — | — | — | 13 | 23 | 26 | 15 | 9 | 8 | 19 | 48 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 51 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 29 | 0 | 0 | 0 | 0 | 0 | 51 | 51 | 29 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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