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Surf Forecasts:
Asakawa surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 8 pm Saturday 06 Dec 2025 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
21.6° C
(Which is slightly warmer than usual)How big are the waves at Asakawa today?
The current surf forecast for Asakawa at 3AM is: 0.4m 9s primary swell from a Southeast direction and 0.3m 10s secondary swell from a Southeast direction (forecast issued at 08:00pm December 06). The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Dec) | 1.5ft (0.4m) | 9s |
| Afternoon (07 Dec) | 1.5ft (0.4m) | 8s |
| Evening (07 Dec) | 1.5ft (0.4m) | 8s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sat 06 | Sunday 07 | Monday 08 | Tuesday 09 | |||||||||||||||||||||
| 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 | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 10 | 9 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 23 | 23 | 20 | 19 | 31 | 31 | 30 | 18 | 17 | 18 | 29 | 32 | 32 | 32 | 33 | 33 | 19 | 28 | 37 | 32 | 39 | 39 | 38 | 38 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | off | off | off | glass | glass | on | glass | off | cross- off | cross- off | off | glass | glass | cross | cross- off | off | off | off | off | cross- off | glass | glass |
High Tide / height (m) | 5:57PM 1.87 | 7:58AM 1.78 | 6:42PM 1.83 | 8:46AM 1.71 | 7:28PM 1.75 | 9:34AM 1.63 | ||||||||||||||||||
Low Tide / height (m) | 12:58AM -0.13 | 1:14PM 1.00 | 1:45AM -0.04 | 2:01PM 1.01 | 2:32AM 0.10 | 2:53PM 1.02 | ||||||||||||||||||
Sat 06 | Sunday 07 | Monday 08 | Tuesday 09 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - | - | - | 6:54 | - | - |
| Sunset | - | - | - | - | - | - | - | 4:53 | - | - | - | - | - | - | - | 4:53 | - | - | - | - | - | - | - | 4:53 |
 | | | | |  | | | | | | | | |  | |  |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 9 | 9 | 9 | 8 | 11 | 15 | 15 | 12 | 11 | 11 | 10 | 10 | 14 | 17 | 16 | 12 | 9 | 8 | 8 | 7 | 10 | 13 | 13 |
| Feels °C (?) | 7 | 6 | 6 | 6 | 5 | 9 | 13 | 13 | 10 | 9 | 8 | 7 | 7 | 12 | 15 | 14 | 9 | 4 | 4 | 4 | 3 | 6 | 10 | 11 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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