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Surf Forecasts:
Asakawa surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 2 pm 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
18.1° C
(Which is normal for this time of year)How big are the waves at Asakawa today?
The current surf forecast for Asakawa at 10PM is: 1.6m 8s primary swell from a South-southeast direction and 1.4m 8s secondary swell from a East-southeast direction (forecast issued at 02:00pm March 25). An open ocean swell of 1.3m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Mar) | - | - |
| Afternoon (25 Mar) | 3ft (0.9m) | 5s |
| Evening (25 Mar) | 5ft (1.5m) | 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 | Saturday 28 | |||||||||||||||||||||
| 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) (?) | 5 | 5 | 6 | 8 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 55 | 41 | 111 | 260 | 454 | 1129 | 942 | 746 | 731 | 734 | 650 | 490 | 416 | 356 | 288 | 240 | 197 | 189 | 141 | 110 | 108 | 82 | 62 | 56 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross- off | off | off | off | glass | cross- on | cross- on | glass | cross- off | cross- off | cross- off | off | glass |
High Tide / height (m) | 12:23AM 1.35 | 9:45AM 1.48 | 2:47AM 1.41 | 11:53AM 1.36 | 3:45AM 1.51 | |||||||||||||||||||
Low Tide / height (m) | 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 | Saturday 28 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 5:56 | - |
| Sunset | - | - | 6:16 | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:17 | - | - | - | - | - |
 |  | |  | |  |  | |  | | |  | | | | | |  | |  | | | | | |
Rain (mm) | 10 | 5 | 8 | 5 | 3 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 12 | 12 | 12 | 13 | 12 | 12 | 14 | 15 | 16 | 14 | 11 | 10 | 10 | 9 | 14 | 16 | 15 | 14 | 13 | 13 | 13 | 12 | 16 |
| Feels °C (?) | 10 | 10 | 8 | 7 | 9 | 8 | 8 | 10 | 12 | 12 | 10 | 7 | 7 | 7 | 6 | 12 | 14 | 13 | 13 | 12 | 11 | 11 | 10 | 16 |
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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
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Asakawa surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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