Surf Forecasts:
How big are the waves at Niyodo Rivermouth today (04 Jul):
- Morning surf: Morning surf (04 Jul, local time) - 1.5ft (0.4m), 9s period with SE swell.
- Afternoon surf: Afternoon surf (04 Jul, local time) - 1ft (0.3m), 9s period with ESE swell.
- Evening surf: Evening surf (04 Jul, local time) - 1ft (0.3m), 9s period with ESE swell.
The current surf forecast for Niyodo Rivermouth at 6AM is: 0.4m 9s primary swell from a East-southeast direction and 0.4m 5s secondary swell from a South-southwest direction (forecast issued at 02:00am July 04). The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Jul) | 1.5ft (0.4m) | 9s |
| Afternoon (04 Jul) | 1ft (0.3m) | 9s |
| Evening (04 Jul) | 1ft (0.3m) | 9s |
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 29mm), heaviest during Sun afternoon. Warm (max 27°C on Mon afternoon, min 22°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 4 | Sunday 5 | Monday 6 | ||||||||||||||||||||||
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 9 | ESE 9 | ESE 9 | SE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | E 5 | SSW 6 | SSW 6 | SE 17 | SE 17 | SE 16 | SE 16 | SE 15 | SE 14 | SE 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 21 | 32 | 31 | 21 | 16 | 16 | 16 | 15 | 20 | 45 | 47 | 45 | 33 | 19 | 18 | 27 | 34 | 47 | 106 | 159 | 198 | 209 | 412 | 331 |
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 | cross-off | glassy | glassy | glassy | glassy | cross-on | cross-on | glassy | glassy | glassy | glassy | cross-on | cross-on | glassy | glassy | off |
High Tide | 7:51AM1.66m | 9:12PM1.66m | 8:32AM1.60m | 9:43PM1.66m | 9:21AM1.52m | |||||||||||||||||||
Low Tide | 2:15AM0.88m | 2:30PM0.30m | 2:55AM0.84m | 3:04PM0.40m | 3:40AM0.80m | 3:41PM0.52m | ||||||||||||||||||
 | |  | | | |  | |  | |  | | |  | |  | | | | | | |  |  | |
 | — | 4:58 | — | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:19 | — | — | — | — | — | — | — | 7:17 | — | — | — | — | — | — | — | 7:17 | — |
mm | — | — | 2 | 1 | 3 | 3 | 1 | — | — | — | — | — | 1 | 6 | 7 | 1 | — | — | 3 | 1 | 1 | 1 | — | — |
Temp °C | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 25 | 26 | 27 | 27 | 24 |
Feels °C | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 29 | 27 | 29 | 28 | 27 | 28 | 29 | 28 | 28 | 27 | 29 | 31 | 32 | 32 | 27 |
Swell 1 Height (m) Direction Period (s) | SSW 5 | SSW 5 | ESE 9 | SE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | E 5 | E 5 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SE 15 | SE 14 | SE 14 |
| kJ | 9 | 9 | 31 | 21 | 16 | 16 | 16 | 15 | 20 | 45 | 47 | 45 | 33 | 19 | 17 | 18 | 34 | 34 | 44 | 44 | 28 | 209 | 412 | 331 |
Swell 2 Height (m) Direction Period (s) | SE 9 | ESE 9 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | ESE 9 | E 5 | E 5 | SE 11 | ESE 9 | ESE 9 | SSW 6 | SSW 6 | E 5 | E 5 | SE 17 | SE 16 | SE 16 | ESE 10 | SSW 6 | SSW 6 |
| kJ | 21 | 32 | 9 | 5 | 5 | 5 | 2 | 4 | 15 | 7 | 7 | 30 | 15 | 15 | 18 | 27 | 19 | 12 | 106 | 159 | 198 | 35 | 31 | 31 |
Swell 3 Height (m) Direction Period (s) | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | E 4 | ESE 9 | ESE 8 | ESE 9 | ESE 11 | E 12 | ESE 9 | ESE 9 | SE 9 | SE 17 | E 5 | ESE 10 | ESE 10 | SE 9 | ESE 4 | E 6 |
| kJ | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 14 | 3 | 15 | 14 | 15 | 12 | 3 | 15 | 15 | 19 | 47 | 7 | 20 | 22 | 3 | 5 | 45 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | E 5 | E 4 | ESE 5 | — | — | — | — | — | E 4 | ESE 4 | S 6 | ESE 4 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 7 | 13 | 17 | — | — | — | — | — | 3 | 5 | 43 | 21 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 51 | 0 | 0 | 283 | 55 | 55 | 55 | 55 | 61 | 0 | 0 | 0 | 0 | 233 | 233 | 0 | 0 | 0 | 0 | 29 | 9 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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