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Surf Forecasts:
Asakawa surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 8 am Wednesday 25 Mar 2026 JSTForecast update in hr min s Forecast update imminent
Asakawa surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Asakawa sea temperature is
17.9° C
(Which is normal for this time of year)How big are the waves at Asakawa today?
The current surf forecast for Asakawa at 1PM is: 1.1m 5s primary swell from a Southeast direction and 0.4m 8s secondary swell from a East-southeast direction (forecast issued at 08:00am March 25). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Mar) | 3ft (0.9m) | 5s |
| Afternoon (25 Mar) | 3.5ft (1.1m) | 6s |
| Evening (25 Mar) | 8ft (2.4m) | 8s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 25 | Thursday 26 | Friday 27 | Sat 28 | |||||||||||||||||||||
| 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 | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 5 | 5 | 6 | 7 | 8 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 32 | 40 | 66 | 67 | 208 | 781 | 1255 | 1356 | 1145 | 943 | 820 | 734 | 641 | 562 | 482 | 363 | 294 | 245 | 231 | 188 | 150 | 115 | 113 | 86 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | glass | cross- on | on | glass | cross | cross- off | glass |
High Tide / height (m) | 8:56AM 1.61 | 12:23AM 1.35 | 9:45AM 1.48 | 2:47AM 1.41 | 11:53AM 1.36 | |||||||||||||||||||
Low Tide / height (m) | 3:16AM 1.10 | 4:33PM 0.40 | 4:20AM 1.24 | 6:12PM 0.50 | 7:43AM 1.26 | 8:02PM 0.49 | ||||||||||||||||||
Wednesday 25 | Thursday 26 | Friday 27 | Sat 28 | |||||||||||||||||||||
| Sunrise | - | 6:00 | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:17 | - | - | - |
 |  |  | | |  | |  |  |  | |  | |  | | | | | | | | | | | |
Rain (mm) | 1 | 3 | 10 | 9 | 8 | 9 | 3 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 12 | 11 | 13 | 15 | 15 | 14 | 11 | 10 | 9 | 9 | 13 | 16 | 16 | 14 | 13 | 13 | 13 |
| Feels °C (?) | 12 | 13 | 11 | 8 | 7 | 6 | 8 | 7 | 7 | 9 | 11 | 11 | 11 | 7 | 7 | 6 | 6 | 12 | 14 | 14 | 13 | 12 | 12 | 12 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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