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Asakawa surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 2 pm Sunday 26 Apr 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
19.7° C
(Which is normal for this time of year)How big are the waves at Asakawa today?
The current surf forecast for Asakawa at 9PM is: 2.5m 8s primary swell from a East-southeast direction and 0.1m 13s secondary swell from a Southeast direction, 0.1m 7s secondary swell from a South direction (forecast issued at 02:00pm April 26). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Apr) | - | - |
| Afternoon (26 Apr) | 10ft (3.0m) | 8s |
| Evening (26 Apr) | 8ft (2.5m) | 8s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 89mm), heaviest during Sun night. Warm (max 23°C on Tue afternoon, min 16°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 26 | Monday 27 | Tuesday 28 | Wed 29 | |||||||||||||||||||||
12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ESE 8 | ESE 8 | ESE 8 | ESE 8 | SE 8 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | SE 12 | ESE 12 | SE 12 | ESE 12 | ESE 12 | ESE 12 | SSW 5 | S 5 | S 5 | S 6 | |
829 | 1093 | 1000 | 910 | 600 | 249 | 153 | 84 | 61 | 46 | 28 | 19 | 17 | 17 | 23 | 14 | 23 | 14 | 14 | 14 | 24 | 20 | 21 | 22 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-off | off | off | cross-off | off | glassy | glassy | cross-off | cross-off | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | glassy | glassy | |
High Tide | 2:08PM1.37m | 3:23AM1.59m | 3:20PM1.47m | 3:52AM1.65m | 4:12PM1.57m | 4:18AM1.69m | ||||||||||||||||||
Low Tide | 8:38PM0.57m | 9:33AM0.77m | 9:30PM0.59m | 10:09AM0.59m | 10:11PM0.62m | |||||||||||||||||||
 | |  |  | |  |  |  | | | |  | |  |  | | | | | | |  | |  | |
 | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:16 | — | — |
 | — | — | 6:40 | — | — | — | — | — | — | — | 6:40 | — | — | — | — | — | — | — | 6:42 | — | — | — | — | 6:43 |
2 | 2 | 13 | 36 | 26 | 9 | 1 | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 18 | 17 | 17 | 17 | 16 | 16 | 18 | 21 | 21 | 19 | 17 | 16 | 16 | 16 | 20 | 22 | 23 | 21 | 18 | 18 | 18 | 18 | 20 |
15 | 15 | 14 | 17 | 18 | 16 | 15 | 17 | 21 | 22 | 20 | 17 | 16 | 16 | 16 | 21 | 21 | 21 | 22 | 18 | 19 | 19 | 19 | 21 | |
Swell 1 Height (m) Direction Period (s) | SW 7 | SE 13 | SE 13 | SE 13 | SE 8 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 8 | E 8 | S 5 | S 5 | S 5 | S 6 |
 kJ | 2 | 7 | 7 | 7 | 600 | 249 | 153 | 84 | 61 | 46 | 28 | 19 | 17 | 17 | 10 | 10 | 10 | 11 | 6 | 4 | 11 | 20 | 21 | 22 |
Swell 2 Height (m) Direction Period (s) | — | — | — | S 7 | SE 13 | S 6 | S 6 | S 6 | S 6 | S 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 5 | SE 12 | ESE 12 | ESE 12 | ESE 12 | E 8 | E 8 | E 8 | E 7 |
| kJ | — | — | — | 1 | 7 | 57 | 45 | 48 | 36 | 18 | 11 | 11 | 10 | 10 | 6 | 3 | 23 | 14 | 14 | 14 | 5 | 4 | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | SE 13 | SE 13 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | NE 4 | SE 12 | ESE 12 | SE 12 | ESE 12 | S 5 | S 7 | SE 7 | SSE 6 | SSE 6 | ESE 11 | SE 11 | SE 11 |
| kJ | — | — | — | — | — | 7 | 7 | 15 | 14 | 14 | 14 | 2 | 6 | 14 | 23 | 14 | 2 | 1 | 2 | 4 | 4 | 13 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 8 | ESE 8 | — | SSW 6 | N 3 | NNE 5 | NNE 5 | NE 5 | NE 4 | NNE 4 | NNE 3 | N 3 | — | SSE 5 | — | SSW 3 | SSW 4 | SSW 4 | SSW 5 | — | — | NE 3 |
| kJ | 829 | 1093 | 1000 | 910 | — | 58 | 7 | 8 | 17 | 31 | 12 | 6 | 2 | 1 | — | 2 | — | 6 | 11 | 11 | 24 | — | — | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 295 | 285 | 285 | 43 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 30 | 43 | 6 | 43 | 293 | 339 | 581 | 293 | 293 | 6 | 43 | 43 | 64 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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