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Surf Forecasts:
Hashikui Bay surfForecast / Shikoku / Japan
48hr Weather and Surf, issued 8 am Wednesday 29 Apr 2026 JSTForecast update in hr min s Forecast update imminent
Hashikui Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hashikui Bay sea temperature is
20.5° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Hashikui Bay today?
The current surf forecast for Hashikui Bay at 5PM is: 0.9m 4s primary swell from a North-northeast direction and 0.2m 6s secondary swell from a South-southwest direction, 0.1m 6s secondary swell from a Southeast direction (forecast issued at 08:00am April 29). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Apr) | 1.5ft (0.5m) | 6s |
| Afternoon (29 Apr) | 3ft (0.9m) | 4s |
| Evening (29 Apr) | 2.5ft (0.7m) | 4s |
Table - waves today at Hashikui Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 68mm), heaviest during Thu night. Warm (max 20°C on Wed morning, min 11°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 29 | Thursday 30 | Friday 1 | Sat 2 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
S 6 | S 6 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | N 4 | N 4 | SE 9 | SE 9 | SE 6 | SE 5 | SE 6 | SE 7 | ESE 8 | SE 7 | S 8 | SSW 8 | SSW 8 | SSW 8 | NW 6 | SE 10 | |
24 | 16 | 14 | 24 | 23 | 16 | 16 | 15 | 13 | 13 | 12 | 12 | 29 | 72 | 284 | 472 | 720 | 218 | 234 | 197 | 146 | 76 | 95 | 33 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | glassy | cross-on | glassy | cross-off | cross | cross | cross-off | cross | |
High Tide | 3:56AM1.59m | 4:30PM1.64m | 4:24AM1.65m | 5:11PM1.72m | 4:51AM1.70m | 5:50PM1.75m | ||||||||||||||||||
Low Tide | 10:12AM0.33m | 10:29PM0.50m | 10:46AM0.17m | 11:03PM0.54m | 11:18AM0.05m | 11:35PM0.60m | ||||||||||||||||||
 |  | | | |  | |  |  |  | | | |  |  | | |  | | |  |  | | | |
 | 5:16 | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:13 |
 | — | — | — | — | 6:42 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:44 | — | — | 6:45 |
— | — | — | — | — | — | — | 2 | 4 | 7 | 8 | 4 | 8 | 11 | 6 | 9 | 3 | 1 | 3 | 2 | — | — | — | — | |
Temp °C | 17 | 19 | 20 | 18 | 16 | 15 | 14 | 12 | 12 | 11 | 11 | 13 | 14 | 17 | 18 | 18 | 17 | 18 | 16 | 20 | 16 | 14 | 13 | 13 |
17 | 17 | 17 | 14 | 12 | 12 | 11 | 9 | 9 | 8 | 9 | 13 | 13 | 14 | 15 | 18 | 18 | 18 | 17 | 17 | 13 | 10 | 11 | 10 | |
Swell 1 Height (m) Direction Period (s) | S 6 | S 6 | SSW 6 | SSW 6 | SSW 6 | SSW 5 | SE 6 | SE 6 | SE 6 | SE 6 | SE 9 | SE 5 | SE 6 | S 13 | S 13 | S 13 | SE 8 | SE 7 | S 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SW 8 |
 kJ | 24 | 16 | 10 | 6 | 3 | 3 | 1 | 1 | 1 | 1 | 12 | 10 | 29 | 3 | 3 | 3 | 499 | 218 | 234 | 197 | 146 | 76 | 52 | 28 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SW 5 | SE 11 | SE 11 | SE 11 | SSE 5 | SE 9 | SE 9 | — | — | — | — | S 8 | SE 8 | SE 8 | SE 7 | SE 8 | N 6 | N 6 |
| kJ | 5 | 2 | 2 | 1 | 1 | 1 | 1 | 5 | 5 | 4 | 3 | 12 | 12 | — | — | — | — | 109 | 94 | 48 | 34 | 35 | 16 | 17 |
Swell 3 Height (m) Direction Period (s) | E 7 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | — | — | — | — | S 13 | S 13 | — | — | — | — | — | — | SE 10 | SE 10 | SE 10 | SE 8 | SE 10 |
| kJ | 1 | 5 | 5 | 5 | 5 | 5 | 5 | — | — | — | — | 4 | 4 | — | — | — | — | — | — | 15 | 15 | 4 | 25 | 33 |
Wind waves Height (m) Direction Period (s) | N 3 | N 3 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | N 4 | N 4 | NNE 4 | NNE 3 | NNE 3 | SE 5 | SE 6 | SE 7 | ESE 8 | NNE 3 | NNW 4 | NNW 4 | NNW 5 | NW 5 | NW 6 | — |
| kJ | 5 | 8 | 14 | 24 | 23 | 16 | 16 | 15 | 13 | 13 | 7 | 2 | 1 | 72 | 284 | 472 | 720 | 3 | 14 | 32 | 14 | 10 | 95 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 62 | 484 | 457 | 457 | 417 | 1028 | 350 | 1028 | 1028 | 1028 | 308 | 25 | 3 | 264 | 264 | 75 | 0 | 3 | 0 | 0 | 3 | 3 | 0 | 3 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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