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Surf Forecasts:
Asakawa surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 2 pm Monday 01 Jun 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
22.5° C
(Which is normal for this time of year)How big are the waves at Asakawa today (01 Jun):
- Afternoon surf: Afternoon surf (01 Jun, local time) - 5.5ft (1.7m), 14s period with S swell.
- Evening surf: Evening surf (01 Jun, local time) - 6.5ft (2.0m), 14s period with S swell.
The current surf forecast for Asakawa at 6PM is: 1.6m 14s primary swell from a South direction and 0.8m 17s secondary swell from a South-southwest direction, 0.8m 4s secondary swell from a Southeast direction (forecast issued at 02:00pm June 01). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Jun) | - | - |
| Afternoon (01 Jun) | 5.5ft (1.7m) | 14s |
| Evening (01 Jun) | 6.5ft (2.0m) | 14s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 281mm), heaviest during Tue night. Warm (max 26°C on Wed afternoon, min 19°C on Wed night). Winds decreasing (near gales from the N on Tue night, calm by Thu morning). | ||||||||||||||||||||||||
Mon 1 | Tuesday 2 | Wednesday 3 | Thu 4 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | SSW 14 | SSW 14 | SE 8 | ESE 9 | ESE 10 | SSW 15 | S 14 | SSW 13 | SSW 12 | SSW 11 | SSW 10 | SSE 9 | SSW 9 | S 9 | S 8 | S 8 | |
1161 | 1081 | 947 | 1594 | 1645 | 1572 | 1543 | 1654 | 1106 | 1265 | 1484 | 3170 | 6936 | 12468 | 9813 | 4633 | 1978 | 662 | 370 | 249 | 177 | 215 | 132 | 104 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | cross-on | glassy | cross-on | glassy | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-off | off | off | off | off | off | off | off | off | off | glassy | |
High Tide | 7:15PM1.65m | 6:00AM1.68m | 7:51PM1.62m | 6:34AM1.67m | 8:29PM1.59m | 7:08AM1.63m | ||||||||||||||||||
Low Tide | 00:33AM0.98m | 12:57PM0.18m | 1:07AM1.00m | 1:32PM0.21m | 1:43AM1.02m | |||||||||||||||||||
 |  |  |  |  | |  | |  | | |  | | | |  | | | |  | |  | | | |
 | — | — | — | — | — | 4:52 | — | — | — | — | — | — | — | 4:52 | — | — | — | — | — | — | — | 4:52 | — | — |
 | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | 7:07 |
— | — | — | — | 1 | 5 | 7 | 10 | 14 | 19 | 34 | 51 | 75 | 50 | 13 | 2 | — | — | — | — | — | — | — | — | |
Temp °C | 25 | 24 | 21 | 21 | 20 | 20 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 20 | 22 | 24 | 25 | 26 | 25 | 22 | 20 | 19 | 20 | 24 |
25 | 25 | 23 | 24 | 22 | 23 | 23 | 23 | 22 | 21 | 20 | 18 | 18 | 12 | 15 | 23 | 25 | 24 | 24 | 21 | 20 | 18 | 19 | 25 | |
Swell 1 Height (m) Direction Period (s) | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | ESE 11 | S 14 | SSW 13 | SSW 12 | SE 10 | SSW 10 | SSE 9 | SSW 9 | S 9 | S 8 | S 8 |
 kJ | 1161 | 1081 | 947 | 1594 | 1645 | 1572 | 1543 | 1654 | 1106 | 1265 | 1484 | 2118 | 3651 | 8031 | 9813 | 4633 | 1978 | 609 | 370 | 249 | 177 | 215 | 132 | 104 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | SE 5 | SSW 17 | ESE 11 | ESE 11 | ESE 10 | ESE 10 | ESE 10 | SW 15 | — | — | — | S 19 | SSW 15 | SE 11 | SE 11 | SE 10 | SSW 11 | SE 9 | SSW 10 | SE 9 | NNE 4 | ESE 9 | ESE 9 |
| kJ | 19 | 12 | 386 | 45 | 45 | 42 | 41 | 40 | 942 | — | — | — | 262 | 12468 | 2758 | 1473 | 804 | 662 | 307 | 186 | 123 | 2 | 17 | 17 |
Swell 3 Height (m) Direction Period (s) | SE 11 | ESE 10 | SE 4 | SE 5 | ESE 9 | ESE 10 | — | — | — | — | — | — | — | SSE 12 | — | NNE 8 | NNE 7 | NNE 6 | SE 15 | NNE 6 | NE 6 | SE 12 | ESE 11 | NNE 4 |
| kJ | 19 | 19 | 13 | 26 | 17 | 18 | — | — | — | — | — | — | — | 706 | — | 166 | 35 | 4 | 8 | 7 | 1 | 5 | 13 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | SE 4 | — | — | — | — | SE 6 | SE 6 | SE 7 | SE 8 | ESE 9 | ESE 10 | — | N 7 | NW 5 | N 7 | N 6 | NNE 6 | NNW 6 | N 5 | N 4 | N 4 | N 4 |
| kJ | — | — | 24 | — | — | — | — | 136 | 338 | 589 | 1366 | 3170 | 6936 | — | 664 | 12 | 154 | 73 | 3 | 91 | 37 | 25 | 24 | 22 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 19 | 19 | 19 | 6 | 0 | 6 | 19 | 19 | 369 | 369 | 369 | 435 | 473 | 581 | 303 | 285 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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