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Surf Forecasts:
Osaki surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 8 am Monday 06 Apr 2026 JSTForecast update in hr min s Forecast update imminent
Osaki surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Osaki sea temperature is
15.8° C
(Which is 1.7°C colder than average for this time of year)How big are the waves at Osaki today?
The current surf forecast for Osaki at 4PM is: 0.8m 7s primary swell from a South direction and 0.3m 8s secondary swell from a Southeast direction (forecast issued at 08:00am April 06). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Apr) | 2.5ft (0.8m) | 8s |
| Afternoon (06 Apr) | 2.5ft (0.8m) | 7s |
| Evening (06 Apr) | 3ft (0.9m) | 8s |
Table - waves today at Osaki. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 06 | Tuesday 07 | Wednesday 08 | Thu 09 | |||||||||||||||||||||
| 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 8 | 8 | 7 | 7 | 8 | 5 | 5 | 4 | 5 | 5 | 5 | 5 | 8 | 9 | 9 | 9 | 8 | 9 | 9 | 8 | 8 | 4 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 84 | 66 | 37 | 70 | 88 | 81 | 32 | 38 | 43 | 85 | 48 | 32 | 74 | 23 | 62 | 61 | 53 | 31 | 39 | 38 | 59 | 22 | 16 | 10 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | cross- on | on | on | on | on | on | on | on | on | on | off | off | off | off | off | cross- off | cross- on | on | on | on | on | on |
High Tide / height (m) | 6:22AM 1.36 | 8:08PM 1.27 | 6:47AM 1.35 | 9:03PM 1.20 | 7:16AM 1.32 | 10:12PM 1.13 | ||||||||||||||||||
Low Tide / height (m) | 1:15PM 0.03 | 1:18AM 0.77 | 1:57PM 0.04 | 1:50AM 0.86 | 2:44PM 0.09 | 2:29AM 0.95 | ||||||||||||||||||
Monday 06 | Tuesday 07 | Wednesday 08 | Thu 09 | |||||||||||||||||||||
| Sunrise | 5:22 | - | - | - | - | - | - | - | 5:20 | - | - | - | - | - | - | - | 5:20 | - | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:06 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - | - | - |
 | | |  | |  | |  | | |  | | |  | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | 2 | 2 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 16 | 18 | 18 | 19 | 18 | 17 | 17 | 17 | 15 | 15 | 15 | 13 | 11 | 10 | 10 | 9 | 11 | 12 | 13 | 14 | 13 | 13 | 13 |
| Feels °C (?) | 15 | 15 | 18 | 15 | 16 | 14 | 14 | 14 | 12 | 8 | 11 | 11 | 6 | 1 | -1 | 1 | 1 | 6 | 7 | 8 | 8 | 6 | 6 | 8 |
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Live Wave Height (m)
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Osaki surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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