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Surf Forecasts:

Osaki surf break

Osaki surfForecast / Kanagawa / Japan

information circle48hr Weather and Surf, issued 2 pm Sunday 18 Jan 2026 JST
Forecast 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
14.7° C
 (Which is 2.6°C colder than average for this time of year)

How big are the waves at Osaki today?

The current surf forecast for Osaki at 6PM is: 0.1m 11s primary swell from a East direction and 0.1m 8s secondary swell from a South direction (forecast issued at 02:00pm January 18). The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (18 Jan)--
Afternoon (18 Jan)0.5ft (0.1m)11s
Evening (18 Jan)0.5ft (0.1m)11s

Table - waves today at Osaki. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
1
0
0
1
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.1
E
0.5
SW
1.3
WSW
0.9
SSW
1.4
SW
1.5
SW
0.6
SSW
0.4
SSW
0.1
SE
0.2
SSW
0.1
SE
0.1
SE
0.1
SE
0.2
SSE
0.2
SSE
Period(s) (?)1111111111111111111135566661151010101010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)2222222222474511231432212434441010
Wind
(km/h)
20
NNE
15
NE
20
E
20
ENE
15
ENE
20
NNE
25
NNE
20
NNE
10
N
10
SSE
5
S
10
NW
30
WSW
20
W
20
NNE
35
NNE
30
NNE
25
NE
30
NNE
35
NNE
25
NNE
25
NNE
25
NNE
25
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offcross-
off		cross-
off		cross-
off		cross-
off		offoffoffcross-
off		cross-
on		glasscross-
off		cross-
on		cross-
on		offoffoffoffoffoffoffoffoffoff
High Tide
/ height (m)
3:50PM
1.40
6:32AM
1.36
4:40PM
1.42
7:00AM
1.37
5:28PM
1.43
7:27AM
1.36
Low Tide
/ height (m)
10:48AM
0.99
11:15PM
-0.06
11:30AM
0.92
11:55PM
-0.06
12:08PM
0.84
12:32AM
-0.01
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Sunrise-------6:48-------6:48-------6:48
Sunset-4:53-------4:54-------4:55------
clear
clear
cloud
light rain
light rain
cloud
cloud
part cloud
part cloud
clear
clear
cloud
clear
clear
part cloud
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
Rain (mm)
---11-------------------
Temp. °C9111099988910121113129878543222
Feels °C (?)3654542367118674-1-20-4-6-5-6-6-6
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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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.

View detailed surf forecast for Osaki at:
surf-forecast.com

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