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Asakawa surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 2 am Friday 20 Feb 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
17.0° C
(Which is normal for this time of year)How big are the waves at Asakawa today?
The current surf forecast for Asakawa at 9AM is: 0.1m 12s primary swell from a East direction and 0.1m 9s secondary swell from a Southeast direction (forecast issued at 02:00am February 20). The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Feb) | 0.5ft (0.1m) | 12s |
| Afternoon (20 Feb) | 0.5ft (0.2m) | 9s |
| Evening (20 Feb) | 0.5ft (0.1m) | 12s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 20 | Saturday 21 | Sunday 22 | ||||||||||||||||||||||
| 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 | 9 | 12 | 12 | 12 | 12 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 4 | 4 | 4 | 4 | 5 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 11 | 11 | 3 | 3 | 3 | 8 | 3 | 3 | 3 | 3 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 23 | 26 | 37 | 62 | 117 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | glass | glass | glass | glass | glass | glass | glass | cross- off | off | off | glass | on | on | cross- on | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 7:41AM 1.84 | 7:46PM 1.83 | 8:05AM 1.82 | 8:29PM 1.73 | 8:31AM 1.78 | |||||||||||||||||||
Low Tide / height (m) | 1:25AM 0.23 | 1:41PM 0.43 | 1:55AM 0.37 | 2:17PM 0.37 | 2:26AM 0.54 | 2:58PM 0.36 | ||||||||||||||||||
Friday 20 | Saturday 21 | Sunday 22 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:41 | - | - | - | - | - | - | - | 6:41 | - | - | - | - | - | - | - | 6:39 | - | - | - | - |
| Sunset | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:51 | - | - | - | - | - | - | - | 5:52 | - | - |
 | | |  | |  |  |  | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 5 | 6 | 6 | 8 | 11 | 11 | 10 | 8 | 8 | 7 | 7 | 10 | 13 | 14 | 12 | 10 | 9 | 10 | 10 | 14 | 17 | 17 | 16 | 15 |
| Feels °C (?) | 2 | 3 | 3 | 5 | 8 | 9 | 8 | 6 | 5 | 4 | 4 | 8 | 10 | 10 | 9 | 7 | 6 | 7 | 7 | 11 | 12 | 11 | 12 | 11 |
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