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Surf Forecasts:
Osaki surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 8 pm Monday 25 May 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
20.2° C
(Which is 1.1°C colder than average for this time of year)How big are the waves at Osaki today?
The current surf forecast for Osaki at 12AM is: 0.5m 8s primary swell from a Southeast direction and 0.3m 7s secondary swell from a South-southeast direction (forecast issued at 08:00pm May 25). The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 May) | 1.5ft (0.4m) | 8s |
| Afternoon (26 May) | 1.5ft (0.4m) | 8s |
| Evening (26 May) | 1.5ft (0.4m) | 8s |
Table - waves today at Osaki. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Wed afternoon, min 19°C on Mon night). Winds increasing (calm on Mon night, strong winds from the S by Thu morning). | ||||||||||||||||||||||||
Mon 25 | Tuesday 26 | Wednesday 27 | Thursday 28 | |||||||||||||||||||||
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 | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
SSE 7 | SSE 7 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | S 3 | SSW 4 | SSW 4 | |
37 | 37 | 28 | 20 | 20 | 20 | 20 | 15 | 21 | 21 | 20 | 20 | 19 | 18 | 18 | 19 | 19 | 18 | 13 | 12 | 12 | 5 | 29 | 32 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | glassy | cross-off | cross-off | off | glassy | glassy | cross-on | cross | glassy | off | off | cross-off | cross-off | cross | on | cross-on | on | on | on | on | on | on | |
High Tide | 00:37AM1.24m | 12:39PM1.06m | 1:15AM1.26m | 2:09PM1.12m | 1:51AM1.29m | |||||||||||||||||||
Low Tide | 5:34PM0.48m | 7:00AM0.68m | 6:41PM0.59m | 7:54AM0.52m | 7:44PM0.68m | 8:41AM0.36m | ||||||||||||||||||
 |  | | | |  | | | | |  |  | | |  | | | | | | | | | | |
 | — | — | — | 4:31 | — | — | — | — | — | — | — | 4:30 | — | — | — | — | — | — | — | 4:30 | — | — | — | — |
 | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | 6:47 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 20 | 20 | 19 | 19 | 21 | 23 | 24 | 23 | 22 | 21 | 21 | 21 | 22 | 24 | 25 | 24 | 23 | 23 | 22 | 22 | 22 | 23 | 22 |
22 | 21 | 22 | 20 | 20 | 22 | 24 | 24 | 23 | 23 | 23 | 22 | 21 | 22 | 24 | 26 | 25 | 25 | 25 | 23 | 23 | 20 | 19 | 18 | |
Swell 1 Height (m) Direction Period (s) | SSE 7 | SSE 7 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | ESE 7 | ESE 9 | ESE 9 |
 kJ | 37 | 37 | 28 | 20 | 20 | 20 | 20 | 15 | 21 | 21 | 20 | 20 | 19 | 18 | 18 | 19 | 19 | 18 | 13 | 12 | 12 | 5 | 8 | 8 |
Swell 2 Height (m) Direction Period (s) | SSW 8 | SSW 8 | SSE 7 | S 7 | S 7 | SSE 7 | S 7 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | S 9 |
| kJ | 7 | 6 | 9 | 8 | 8 | 4 | 4 | 7 | 3 | 3 | 1 | 1 | 1 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 2 |
Swell 3 Height (m) Direction Period (s) | E 16 | E 16 | SSW 7 | — | E 15 | S 7 | S 10 | S 10 | S 11 | SE 11 | SE 11 | SE 11 | SE 11 | S 6 | E 14 | E 14 | E 14 | E 14 | E 14 | E 13 | E 13 | E 13 | E 13 | E 13 |
| kJ | 5 | 5 | 5 | — | 4 | 4 | 2 | 2 | 2 | 5 | 5 | 4 | 4 | 1 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSE 3 | — | — | — | — | S 3 | SSW 4 | SSW 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | 5 | 29 | 32 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 37 | 38 | 38 | 38 | 38 | 15 | 15 | 15 | 37 | 38 | 38 | 38 | 15 | 15 | 15 | 50 | 38 | 38 | 17 | 38 | 38 | 76 | 92 | 92 |
Best forecast wave conditions in Kanagawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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