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Surf Forecasts:
Niyodo Rivermouth surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 2 pm Thursday 05 Mar 2026 JSTForecast update in hr min s Forecast update imminent
Niyodo Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Niyodo Rivermouth sea temperature is
16.9° C
(Which is slightly cooler than normal)How big are the waves at Niyodo Rivermouth today?
The current surf forecast for Niyodo Rivermouth at 7PM is: 0.5m 9s primary swell from a East-southeast direction and 0.1m 17s secondary swell from a East direction, 0.3m 6s secondary swell from a East direction (forecast issued at 02:00pm March 05). The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Mar) | - | - |
| Afternoon (05 Mar) | 1.5ft (0.5m) | 9s |
| Evening (05 Mar) | 1.5ft (0.4m) | 9s |
Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 05 | Friday 06 | Saturday 07 | Sunday 08 | |||||||||||||||||||||
| 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 4 | 5 | 5 | 5 | 5 | 8 | 8 | 8 | 5 | 8 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 47 | 47 | 46 | 31 | 30 | 29 | 24 | 24 | 22 | 13 | 22 | 25 | 42 | 47 | 25 | 6 | 6 | 6 | 3 | 3 | 3 | 3 | 3 | 3 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | glass | glass | glass | off | off | off | glass | on | glass | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | off | off | off | off | off | off | off |
High Tide / height (m) | 7:12PM 1.87 | 7:28AM 1.82 | 7:47PM 1.79 | 7:48AM 1.79 | 8:21PM 1.68 | 8:08AM 1.74 | ||||||||||||||||||
Low Tide / height (m) | 1:21AM 0.37 | 1:36PM 0.37 | 1:46AM 0.51 | 2:06PM 0.37 | 2:09AM 0.66 | |||||||||||||||||||
Thursday 05 | Friday 06 | Saturday 07 | Sunday 08 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:26 | - | - | - | - | - | - | - | 6:26 |
| Sunset | - | - | 6:04 | - | - | - | - | - | - | - | 6:05 | - | - | - | - | - | - | - | 6:05 | - | - | - | - | - |
 |  |  |  | | | | | | |  |  | |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | 15 | 3 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 13 | 10 | 9 | 7 | 7 | 8 | 12 | 14 | 14 | 11 | 11 | 9 | 7 | 7 | 7 | 10 | 11 | 9 | 6 | 5 | 4 | 4 | 7 |
| Feels °C (?) | 8 | 10 | 8 | 7 | 4 | 4 | 5 | 11 | 12 | 13 | 9 | 9 | 5 | 3 | 3 | 2 | 6 | 7 | 3 | 1 | 1 | 0 | 0 | 3 |
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