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Surf Forecasts:
Osaki surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 8 pm Friday 22 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
20.8° C
(Which is normal for this time of year)How big are the waves at Osaki today?
The current surf forecast for Osaki at 2AM is: 0.2m 7s primary swell from a South direction and 0.1m 8s secondary swell from a Southwest direction (forecast issued at 08:00pm May 22). An open ocean swell of 0.7m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 0.5ft (0.2m) | 7s |
| Afternoon (23 May) | 0.5ft (0.2m) | 7s |
| Evening (23 May) | 0.5ft (0.2m) | 5s |
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 21°C on Mon morning, min 13°C on Fri night). Winds decreasing (fresh winds from the NNE on Fri night, calm by Sun night). | ||||||||||||||||||||||||
Fri 22 | Saturday 23 | Sunday 24 | Monday 25 | |||||||||||||||||||||
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 |   |    |    |    | ||||||||||||||||||||
S 7 | SSW 7 | ESE 11 | S 7 | S 7 | S 7 | S 7 | S 7 | SE 7 | ESE 5 | SE 6 | SE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SE 7 | SSE 7 | SSE 7 | SSE 8 | |
28 | 18 | 11 | 4 | 5 | 4 | 4 | 5 | 8 | 3 | 14 | 45 | 15 | 15 | 15 | 26 | 28 | 41 | 42 | 44 | 53 | 36 | 37 | 37 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | off | off | off | off | off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross | cross-on | cross | glassy | off | off | cross-off | cross-on | on | |
High Tide | 10:14PM1.25m | 7:58AM1.23m | 11:05PM1.24m | 9:12AM1.13m | 11:53PM1.23m | 10:52AM1.06m | ||||||||||||||||||
Low Tide | 3:10AM0.97m | 3:31PM0.23m | 4:29AM0.92m | 4:29PM0.36m | 5:51AM0.82m | |||||||||||||||||||
 |  | | | | | | | | | |  |  | | | | | | |  |  | | | | |
 | — | — | — | 4:31 | — | — | — | — | — | — | — | 4:31 | — | — | — | — | — | — | — | 4:31 | — | — | — | — |
 | 6:43 | — | — | — | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | 6:45 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 13 | 13 | 13 | 13 | 15 | 17 | 18 | 17 | 17 | 17 | 17 | 18 | 19 | 19 | 20 | 19 | 19 | 18 | 18 | 20 | 21 | 21 |
5 | 5 | 6 | 7 | 6 | 7 | 10 | 13 | 15 | 14 | 14 | 15 | 14 | 16 | 18 | 18 | 20 | 19 | 20 | 19 | 18 | 20 | 21 | 20 | |
Swell 1 Height (m) Direction Period (s) | S 7 | SSW 7 | SSW 7 | S 7 | S 7 | S 7 | S 7 | S 7 | SE 7 | ESE 5 | SE 6 | SE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 7 | SSE 7 | SSE 7 | SE 7 | SSE 7 | SSE 7 | SSE 8 |
 kJ | 28 | 18 | 11 | 4 | 4 | 4 | 4 | 4 | 8 | 3 | 14 | 14 | 15 | 15 | 15 | 26 | 28 | 41 | 42 | 44 | 53 | 36 | 37 | 37 |
Swell 2 Height (m) Direction Period (s) | SE 11 | E 11 | SE 11 | SW 8 | SE 8 | E 11 | SE 8 | SE 11 | S 7 | SE 7 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 10 | E 11 | E 11 | — | E 12 | E 12 | E 12 | E 13 |
| kJ | 5 | 2 | 5 | 2 | 2 | 2 | 2 | 5 | 1 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | — | 3 | 3 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | ESE 10 | E 9 | ESE 11 | E 11 | SE 11 | E 8 | E 11 | SE 6 | SE 11 | S 7 | SE 12 | SE 9 | — | — | E 10 | E 10 | E 10 | E 11 | E 11 | SE 11 | SE 11 | SE 11 | E 16 | E 16 |
| kJ | 9 | 2 | 11 | 2 | 5 | 1 | 2 | 1 | 5 | 1 | 5 | 3 | — | — | 2 | 8 | 8 | 9 | 9 | 5 | 5 | 5 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | NNE 4 | NNE 4 | NNE 4 | N 4 | NNE 4 | NNE 4 | NNE 3 | NNE 3 | — | E 2 | — | SE 6 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 23 | 21 | 15 | 10 | 10 | 11 | 5 | 1 | — | 1 | — | 45 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 146 | 146 | 552 | 755 | 799 | 799 | 37 | 37 | 37 | 552 | 37 | 0 | 37 | 37 | 37 | 54 | 38 | 37 | 0 | 37 | 0 | 15 | 15 | 17 |
Best forecast wave conditions in Kanagawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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