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Surf Forecasts:
Ikumi Beach surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 2 am Thursday 30 Apr 2026 JSTForecast update in hr min s Forecast update imminent
Ikumi Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ikumi Beach sea temperature is
20.5° C
(Which is slightly warmer than usual)How big are the waves at Ikumi Beach today?
The current surf forecast for Ikumi Beach at 7AM is: 0.8m 4s primary swell from a North-northeast direction and 0.1m 11s secondary swell from a Southeast direction, 0.1m 6s secondary swell from a Southeast direction (forecast issued at 02:00am April 30). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Apr) | 1ft (0.3m) | 11s |
| Afternoon (30 Apr) | 4.5ft (1.3m) | 6s |
| Evening (30 Apr) | 8ft (2.5m) | 7s |
Table - waves today at Ikumi Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 56mm), heaviest during Thu afternoon. Warm (max 22°C on Sat afternoon, min 13°C on Thu morning). Winds decreasing (fresh winds from the W on Fri afternoon, calm by Sat afternoon). | ||||||||||||||||||||||||
Thursday 30 | Friday 1 | Saturday 2 | ||||||||||||||||||||||
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 | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
NE 4 | NE 4 | NE 4 | SE 11 | NE 4 | ESE 6 | ESE 7 | SE 7 | ESE 8 | ESE 8 | SSW 9 | SSW 9 | SSW 8 | SE 7 | SE 10 | SE 10 | SE 10 | SE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | |
17 | 16 | 24 | 21 | 20 | 121 | 467 | 684 | 889 | 866 | 463 | 436 | 306 | 31 | 46 | 34 | 33 | 45 | 38 | 38 | 40 | 40 | 40 | 39 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross-off | cross | cross-on | on | on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | off | glassy | glassy | cross | cross-on | glassy | off | |
High Tide | 4:31AM1.63m | 5:17PM1.72m | 4:59AM1.68m | 5:58PM1.76m | 5:27AM1.72m | 6:37PM1.77m | ||||||||||||||||||
Low Tide | 10:34PM0.52m | 10:51AM0.22m | 11:11PM0.56m | 11:25AM0.09m | 11:45PM0.61m | 12:00PM-0.00m | ||||||||||||||||||
 |  |  |  | |  | |  | | |  |  |  | | |  | | | | | |  | | | |
 | — | 5:16 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 | — |
— | 1 | 4 | 7 | 6 | 11 | 12 | 8 | 5 | 5 | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 15 | 13 | 13 | 13 | 14 | 17 | 17 | 17 | 18 | 19 | 20 | 20 | 19 | 15 | 15 | 14 | 13 | 14 | 19 | 21 | 22 | 20 | 17 |
15 | 14 | 11 | 11 | 11 | 13 | 14 | 14 | 16 | 19 | 20 | 20 | 16 | 13 | 11 | 11 | 11 | 11 | 13 | 18 | 20 | 21 | 21 | 16 | |
Swell 1 Height (m) Direction Period (s) | SSW 5 | SE 6 | SE 11 | SE 11 | SE 9 | S 13 | S 13 | S 13 | S 13 | E 8 | ESE 8 | SSW 9 | SSW 8 | SE 7 | SW 8 | SW 8 | SW 8 | SW 8 | SW 7 | SW 7 | ESE 10 | ESE 10 | ESE 10 | ESE 10 |
 kJ | 3 | 1 | 5 | 18 | 12 | 4 | 4 | 4 | 3 | 558 | 353 | 436 | 306 | 31 | 232 | 138 | 73 | 57 | 43 | 23 | 40 | 40 | 40 | 39 |
Swell 2 Height (m) Direction Period (s) | SE 6 | SE 11 | SE 6 | SE 6 | SSE 6 | S 13 | — | — | — | SE 8 | SSW 9 | ESE 8 | SE 8 | ESE 8 | SE 10 | SE 10 | SE 10 | SE 10 | ESE 10 | ESE 10 | SW 7 | SW 6 | SW 6 | SW 5 |
| kJ | 1 | 5 | 1 | 1 | 3 | 4 | — | — | — | 373 | 463 | 203 | 116 | 22 | 46 | 34 | 33 | 45 | 38 | 38 | 15 | 9 | 9 | 10 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SW 5 | — | E 10 | E 9 | — | — | — | — | SSW 8 | — | — | — | SE 10 | ESE 8 | E 8 | E 8 | SW 4 | — | — | NE 4 | — | — | — |
| kJ | 5 | 1 | — | 7 | 7 | — | — | — | — | 20 | — | — | — | 24 | 13 | 12 | 5 | 2 | — | — | 1 | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 4 | NE 4 | NE 4 | NNE 4 | NE 4 | ESE 6 | ESE 7 | SE 7 | ESE 8 | ESE 8 | — | SW 9 | SW 8 | SW 8 | W 4 | WNW 6 | W 3 | WNW 3 | — | — | — | SW 6 | SW 6 | — |
| kJ | 17 | 16 | 24 | 21 | 20 | 121 | 467 | 684 | 889 | 866 | — | 905 | 886 | 329 | 15 | 171 | 5 | 1 | — | — | — | 29 | 24 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1834 | 1048 | 294 | 0 | 272 | 276 | 371 | 366 | 47 | 14 | 0 | 0 | 14 | 33 | 0 | 0 | 10 | 0 | 10 | 15 | 16 | 55 | 0 | 30 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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