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Surf Forecasts:

Osaki surf break

Osaki surfForecast / Kanagawa / Japan

information circle48hr Weather and Surf, issued 8 am Tuesday 20 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
14.8° C
 (Which is 2.4°C colder than average for this time of year)

How big are the waves at Osaki today?

The current surf forecast for Osaki at 1PM is: 0.4m 6s primary swell from a South-southwest direction and 0.1m 10s secondary swell from a South direction (forecast issued at 08:00am January 20). An open ocean swell of 0.7m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (20 Jan)2.5ft (0.7m)6s
Afternoon (20 Jan)1ft (0.3m)6s
Evening (20 Jan)0.5ft (0.2m)6s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Tuesday
20
Wednesday
21
Thursday
22
Fri
23
6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM
Rating
(10 max)
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.7
SW
0.7
SW
0.4
SSW
0.3
SSW
0.2
SSW
0.2
SSW
0.1
SE
0.1
SE
0.2
SSE
0.2
SSE
0.3
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.3
SE
0.4
SW
0.3
SE
0.3
SE
Period(s) (?)66666610101010101010101010101010101181010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)19537138444411111728272526282725252818171717
Wind
(km/h)
15
N
40
NNE
30
NNE
30
NNE
35
NNE
30
NNE
25
NNE
25
NE
25
NNE
25
NNE
10
NNE
10
SE
15
ESE
20
NNE
10
NNW
20
NNE
30
N
25
N
5
N
10
NE
10
ENE
25
NNE
15
NNE
5
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffoffoffoffoffoffoffoffoffoffcrosscrossoffcross-
off		offoffoffoffoffcross-
off		offoffcross-
off
High Tide
/ height (m)
7:00AM
1.37
5:28PM
1.43
7:27AM
1.36
6:15PM
1.41
7:54AM
1.35
7:03PM
1.36
Low Tide
/ height (m)
12:08PM
0.84
12:32AM
-0.01
12:47PM
0.76
1:08AM
0.08
1:26PM
0.68
1:43AM
0.19
Tuesday
20
Wednesday
21
Thursday
22
Fri
23
Sunrise-6:48-------6:48-------6:47------
Sunset---4:55-------4:57-------4:58----
clear
clear
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
part cloud
rain showers
rain showers
part cloud
clear
cloud
cloud
cloud
cloud
clear
clear
part cloud
Rain (mm)
-------------11---------
Temp. °C1188754322234444433444433
Feels °C (?)6-2-1-2-5-5-4-6-6-6-3-1-1-20-3-6-50-1-1-4-3-1
  • 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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