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Surf Forecasts:
Kaifu Rivermouth surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 2 am Tuesday 21 Apr 2026 JSTForecast update in hr min s Forecast update imminent
Kaifu Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kaifu Rivermouth sea temperature is
18.9° C
(Which is normal for this time of year)How big are the waves at Kaifu Rivermouth today?
The current surf forecast for Kaifu Rivermouth at 9AM is: 1.4m 12s primary swell from a East-southeast direction and 0.2m 5s secondary swell from a South-southwest direction (forecast issued at 02:00am April 21). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 4.5ft (1.4m) | 12s |
| Afternoon (21 Apr) | 3.5ft (1.1m) | 11s |
| Evening (21 Apr) | 3ft (0.9m) | 11s |
Table - waves today at Kaifu Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
| 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 | 12 PM | 3 PM | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 10 | 13 | 13 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 893 | 746 | 692 | 560 | 385 | 280 | 270 | 206 | 202 | 155 | 149 | 108 | 106 | 104 | 77 | 102 | 70 | 68 | 61 | 61 | 219 | 60 | 60 | 193 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | glass | cross- on | cross- on | glass | glass | glass | cross- off | cross- off | cross | cross | cross- off | cross- off | cross- off |
High Tide / height (m) | 7:25AM 1.80 | 9:28PM 1.61 | 8:02AM 1.70 | 10:42PM 1.49 | 8:49AM 1.57 | |||||||||||||||||||
Low Tide / height (m) | 1:50AM 0.94 | 2:27PM 0.07 | 2:33AM 1.06 | 3:21PM 0.21 | 3:29AM 1.17 | 4:29PM 0.37 | ||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
| Sunrise | - | - | 5:26 | - | - | - | - | - | - | - | 5:24 | - | - | - | - | - | - | - | 5:22 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - |
 |  |  |  | |  | | | | | | | | | |  | | |  |  |  | | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | 6 | 13 | 8 | 5 | 4 |
| Temp. °C | 17 | 17 | 17 | 18 | 19 | 20 | 17 | 14 | 13 | 13 | 13 | 18 | 19 | 19 | 17 | 17 | 17 | 16 | 13 | 12 | 12 | 12 | 12 | 12 |
| Feels °C (?) | 17 | 18 | 17 | 15 | 13 | 14 | 13 | 10 | 9 | 9 | 10 | 15 | 16 | 17 | 16 | 16 | 16 | 15 | 12 | 10 | 9 | 10 | 7 | 7 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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