Osaki Surf Break

Lat Long: 35.29° N 139.56° E

Osaki 48 hour detailed Surf Forecast

Issued: 2 am 29 Jul 2026 (local time)

Forecast update in  hr  min

Today's Osaki sea temperature is
27.4° C
1.1° 

Osaki surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Osaki today (29 Jul):

  • Morning surf: Morning surf (29 Jul, local time) - 2.5ft (0.7m), 6s period with SSW swell.
  • Afternoon surf: Afternoon surf (29 Jul, local time) - 2ft (0.6m), 7s period with SSW swell.
  • Evening surf: Evening surf (29 Jul, local time) - 2ft (0.6m), 7s period with SSW swell.

The current surf forecast for Osaki at 5AM is: 0.7m 6s primary swell from a South-southwest direction and 0.2m 10s secondary swell from a South-southeast direction (forecast issued at 02:00am July 29). The wind direction is predicted to be glassy.

Time (JST) & DateWave HeightWave Period
Morning (29 Jul)2.5ft (0.7m)6s
Afternoon (29 Jul)2ft (0.6m)7s
Evening (29 Jul)2ft (0.6m)7s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Wed night. Warm (max 30°C on Fri afternoon, min 25°C on Fri night). Wind will be generally light.

Wednesday
29
Thursday
30
Friday
31
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
6 PM
9 PM
Rating
(10 max)
0
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
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
SSW
5
0.6
S
5
0.7
SSW
6
0.7
SSW
6
0.6
SSW
7
0.6
SSW
7
0.9
SSW
7
0.6
SSW
7
0.5
SSW
7
0.5
SSW
7
0.5
SSW
7
0.4
SSW
7
0.4
SSW
7
0.5
S
7
0.3
SSW
7
0.3
SSW
7
0.4
SSW
7
0.5
SSW
7
0.6
SSW
7
0.5
S
7
0.5
S
7
0.5
S
7
0.5
S
7
0.3
SSW
6
Wave Graph
Metric surfscale
Energy kJ
42
21
37
43
35
38
88
41
29
28
27
16
17
26
10
10
15
26
36
24
23
22
22
8
Wind (km/h)
10
NNE
5
NW
5
W
5
SSE
5
S
15
SW
15
SW
10
ESE
15
NNE
10
NNE
15
N
5
NNW
10
WSW
10
S
0
WSW
5
NW
0
N
5
NNE
10
NNE
5
ENE
5
SE
5
ESE
15
S
10
S
Wind State
off
cross-off
glassy
glassy
glassy
on
cross-on
cross
off
off
off
cross-off
cross-on
cross-on
glassy
glassy
glassy
off
off
glassy
glassy
glassy
on
cross-on
High Tide
3:36AM1.48m
6:14PM1.45m
4:28AM1.51m
6:41PM1.46m
5:16AM1.53m
7:07PM1.47m
Low Tide
10:34PM1.08m
11:00AM0.06m
11:15PM1.00m
11:39AM0.07m
11:52PM0.91m
12:16PM0.11m
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
light rain
clear
part cloud
part cloud
part cloud
part cloud
rain showers
rain showers
clear
part cloud
part cloud
cloud
part cloud
cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:47
4:48
4:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:47
6:46
6:45
 mm
1
1
1
Temp °C
26
26
26
27
28
29
29
29
28
28
27
28
29
29
28
27
27
27
27
28
29
30
29
28
Feels °C
30
30
31
31
32
30
30
32
29
30
28
30
31
31
31
30
31
30
30
31
32
33
31
31
  • 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
How to use the Wavefinder 

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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