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Surf Forecasts:
Chokusen surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 8 am Sunday 31 May 2026 JSTForecast update in hr min s Forecast update imminent
Chokusen surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Chokusen sea temperature is
23.8° C
(Which is normal for this time of year)How big are the waves at Chokusen today (31 May):
- Morning surf: Morning surf (31 May, local time) - 4.5ft (1.3m), 12s period with SSE swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 4.5ft (1.4m), 12s period with SSE swell.
- Evening surf: Evening surf (31 May, local time) - 3.5ft (1.1m), 14s period with S swell.
The current surf forecast for Chokusen at 3PM is: 1.4m 12s primary swell from a South-southeast direction and 0.7m 11s secondary swell from a East direction, 0.6m 4s secondary swell from a East-northeast direction (forecast issued at 08:00am May 31). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 4.5ft (1.3m) | 12s |
| Afternoon (31 May) | 4.5ft (1.4m) | 12s |
| Evening (31 May) | 3.5ft (1.1m) | 14s |
Table - waves today at Chokusen. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 245mm), heaviest during Tue night. Warm (max 25°C on Tue night, min 21°C on Sun morning). Winds increasing (light winds from the ESE on Sun night, severe gales from the ENE by Tue afternoon). | ||||||||||||||||||||||||
Sunday 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | S 14 | SSE 13 | SSE 14 | S 14 | S 14 | S 13 | S 13 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | ESE 9 | ESE 10 | SSE 12 | S 14 | S 14 | S 12 | |
378 | 475 | 634 | 514 | 429 | 480 | 1760 | 2162 | 1483 | 1444 | 1412 | 1412 | 1429 | 1533 | 1657 | 1607 | 1607 | 1452 | 2214 | 5426 | 19291 | 17942 | 9081 | 3456 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross-on | cross-on | on | cross-on | on | on | on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross | cross-off | |
High Tide | 5:20AM1.83m | 7:02PM1.81m | 5:53AM1.84m | 7:38PM1.80m | 6:25AM1.83m | 8:13PM1.76m | ||||||||||||||||||
Low Tide | 12:11PM0.16m | 00:25AM0.99m | 12:45PM0.14m | 00:59AM1.02m | 1:19PM0.16m | 1:32AM1.03m | ||||||||||||||||||
 | | |  | |  |  | | | |  | |  |  | |  | |  | | | |  | | | |
 | 5:09 | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:09 |
 | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:14 | — | — | 7:15 |
— | — | — | — | — | — | — | — | — | — | 1 | 4 | 8 | 9 | 8 | 5 | 10 | 25 | 24 | 32 | 35 | 59 | 19 | 6 | |
Temp °C | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 21 | 21 | 22 | 22 | 23 | 22 | 22 | 22 | 23 | 23 | 23 | 24 | 24 | 25 |
22 | 21 | 18 | 19 | 20 | 21 | 21 | 21 | 21 | 20 | 20 | 21 | 23 | 23 | 23 | 20 | 20 | 19 | 19 | 16 | 12 | 15 | 16 | 18 | |
Swell 1 Height (m) Direction Period (s) | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | S 14 | SSE 13 | SSE 14 | S 14 | S 14 | S 13 | S 13 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | — | S 14 | S 14 | S 12 |
 kJ | 378 | 475 | 634 | 514 | 429 | 480 | 1760 | 2162 | 1483 | 1444 | 1412 | 1412 | 1429 | 1533 | 1657 | 1607 | 1607 | 1452 | 1777 | 2638 | — | 17942 | 9081 | 3456 |
Swell 2 Height (m) Direction Period (s) | E 11 | E 11 | E 11 | E 11 | SSE 15 | SSE 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | — | E 10 | E 10 | SE 12 | — | — | — | — | — | ESE 11 | SE 11 | SE 10 |
| kJ | 151 | 116 | 114 | 114 | 365 | 249 | 79 | 75 | 72 | 71 | 71 | 71 | — | 73 | 68 | 23 | — | — | — | — | — | 4318 | 1718 | 1183 |
Swell 3 Height (m) Direction Period (s) | S 15 | — | — | S 15 | E 11 | E 11 | E 10 | ESE 13 | E 10 | — | — | — | — | ESE 12 | SE 12 | — | — | — | — | — | — | — | E 10 | ENE 10 |
| kJ | 115 | — | — | 168 | 114 | 114 | 104 | 16 | 74 | — | — | — | — | 15 | 23 | — | — | — | — | — | — | — | 1370 | 910 |
Wind waves Height (m) Direction Period (s) | — | NE 3 | NE 4 | ENE 4 | ESE 4 | ESE 6 | — | ESE 7 | ESE 7 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 8 | ESE 9 | ESE 10 | SSE 12 | — | — | W 6 |
| kJ | — | 6 | 10 | 11 | 39 | 81 | — | 256 | 204 | 344 | 296 | 262 | 392 | 390 | 376 | 537 | 675 | 1148 | 2214 | 5426 | 19291 | — | — | 220 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 5 | 33 | 21 | 297 | 2012 | 33 | 57 | 70 | 213 | 213 | 33 | 213 | 213 | 213 | 213 | 213 | 213 | 213 | 213 | 446 | 502 | 502 | 502 | 502 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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