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Surf Forecasts:
Asakawa surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 2 pm Thursday 07 May 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
20.3° 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: 1.0m 7s primary swell from a Southeast direction and 0.4m 11s secondary swell from a Southeast direction (forecast issued at 02:00pm May 07). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 May) | - | - |
| Afternoon (07 May) | 2.5ft (0.8m) | 9s |
| Evening (07 May) | 3.5ft (1.0m) | 7s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Fri afternoon. Warm (max 23°C on Fri morning, min 13°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 7 | Friday 8 | Saturday 9 | Sun 10 | |||||||||||||||||||||
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 9 | ESE 9 | SE 7 | SE 7 | SE 7 | SE 7 | SE 10 | SE 10 | SE 10 | ESE 10 | WSW 6 | ESE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 | SE 10 | |
101 | 90 | 121 | 97 | 82 | 69 | 208 | 177 | 244 | 141 | 261 | 143 | 137 | 137 | 166 | 137 | 137 | 163 | 151 | 148 | 148 | 127 | 134 | 129 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | on | cross-on | cross-off | cross-off | cross-off | cross | glassy | cross-on | glassy | glassy | off | cross-off | off | off | cross-off | glassy | cross-on | cross | cross-off | off | off | off | cross-off | |
High Tide | 10:16PM1.42m | 8:22AM1.47m | 11:27PM1.40m | 9:17AM1.37m | 00:41AM1.42m | |||||||||||||||||||
Low Tide | 3:07AM1.14m | 3:51PM0.49m | 4:24AM1.18m | 4:56PM0.57m | 6:19AM1.13m | |||||||||||||||||||
 | | |  |  | |  | | |  | | |  | | |  | | | | | | | | | |
 | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:05 | — | — |
 | — | — | 6:49 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | 6:51 |
— | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 21 | 20 | 19 | 19 | 19 | 19 | 22 | 23 | 23 | 20 | 14 | 14 | 14 | 14 | 17 | 20 | 19 | 18 | 15 | 14 | 13 | 13 | 18 |
23 | 22 | 22 | 20 | 20 | 20 | 20 | 24 | 24 | 24 | 20 | 10 | 10 | 11 | 10 | 13 | 18 | 16 | 16 | 13 | 12 | 11 | 11 | 15 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | SE 7 | SE 7 | SE 7 | SE 7 | SE 10 | SE 10 | SE 10 | ESE 10 | SW 6 | SW 6 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 | SE 10 |
 kJ | 101 | 90 | 121 | 97 | 82 | 69 | 208 | 177 | 244 | 141 | 88 | 46 | 137 | 137 | 166 | 137 | 137 | 163 | 151 | 148 | 148 | 127 | 134 | 129 |
Swell 2 Height (m) Direction Period (s) | SSE 7 | SE 7 | SE 11 | SE 11 | ESE 10 | ESE 10 | S 6 | S 6 | S 5 | SSW 6 | ESE 11 | ESE 11 | SW 6 | SW 6 | SW 6 | SW 6 | SSW 6 | SW 6 | — | SW 6 | — | SW 4 | SW 4 | SW 4 |
| kJ | 20 | 56 | 31 | 31 | 43 | 42 | 3 | 3 | 35 | 27 | 143 | 143 | 17 | 8 | 5 | 6 | 4 | 1 | — | 1 | — | 3 | 2 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | SSE 7 | SE 7 | SSE 7 | NNE 6 | NE 4 | — | NNE 5 | NE 4 | — | SW 6 | N 3 | — | — | S 4 | — |
| kJ | — | — | — | — | — | — | — | — | — | 25 | 13 | 9 | 3 | 1 | — | 3 | 1 | — | 1 | 1 | — | — | 1 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SW 5 | SW 5 | WSW 6 | NNW 5 | N 5 | N 4 | NNW 4 | N 5 | N 4 | — | — | — | — | — | NE 3 | NE 3 |
| kJ | — | — | — | — | — | — | — | — | 31 | 126 | 261 | 22 | 29 | 5 | 20 | 34 | 12 | — | — | — | — | — | 2 | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 41 | 11 | 11 | 0 | 0 | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 2 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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