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Surf Forecasts:
Asakawa surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 2 am Saturday 28 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
18.7° C
(Which is slightly warmer than usual)How big are the waves at Asakawa today?
The current surf forecast for Asakawa at 6AM is: 0.6m 9s primary swell from a East-southeast direction and 0.1m 6s secondary swell from a Southwest direction (forecast issued at 02:00am March 28). The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Mar) | 2ft (0.6m) | 9s |
| Afternoon (28 Mar) | 1.5ft (0.5m) | 8s |
| Evening (28 Mar) | 1.5ft (0.4m) | 8s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 28 | Sunday 29 | Monday 30 | ||||||||||||||||||||||
| 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) (?) | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 84 | 82 | 62 | 61 | 43 | 37 | 36 | 22 | 22 | 22 | 22 | 13 | 13 | 12 | 12 | 49 | 36 | 54 | 34 | 16 | 28 | 36 | 20 | 12 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | off | glass | on | cross- on | cross | cross- off | off | off | off | cross | cross- on | on | cross- on | cross | cross | cross- off | cross- off | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 3:45AM 1.51 | 2:15PM 1.40 | 4:18AM 1.60 | 3:32PM 1.52 | 4:45AM 1.68 | 4:24PM 1.65 | ||||||||||||||||||
Low Tide / height (m) | 9:23AM 1.11 | 9:16PM 0.43 | 10:05AM 0.92 | 10:07PM 0.38 | 10:39AM 0.74 | |||||||||||||||||||
Saturday 28 | Sunday 29 | Monday 30 | ||||||||||||||||||||||
| Sunrise | - | - | 5:56 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:19 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:20 | - |
 |  |  | |  |  |  | | | | | | | | |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 13 | 13 | 13 | 17 | 19 | 18 | 17 | 15 | 14 | 14 | 13 | 17 | 19 | 19 | 17 | 16 | 15 | 15 | 14 | 19 | 20 | 20 | 18 | 17 |
| Feels °C (?) | 11 | 11 | 11 | 17 | 17 | 16 | 16 | 14 | 12 | 12 | 11 | 16 | 17 | 17 | 17 | 15 | 13 | 14 | 13 | 18 | 17 | 17 | 17 | 17 |
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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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