Osaki Surf Break

Lat Long: 35.29° N 139.56° E

Osaki 48 hour detailed Surf Forecast

Issued: 8 pm 07 Aug 2026 (local time)

Forecast update in  hr  min

Today's Osaki sea temperature is
26.8° C
0.1° 

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 (08 Aug):

  • Evening surf: Evening surf (08 Aug, local time) - 4.5ft (1.4m), 11s period with S swell.

The current surf forecast for Osaki at 12AM is: 1.3m 11s primary swell from a South direction and 0.1m 12s secondary swell from a Southeast direction (forecast issued at 08:00pm August 07). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (08 Aug)--
Afternoon (08 Aug)--
Evening (08 Aug)4.5ft (1.4m)11s

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


Short Range Forecast

Mostly dry. Warm (max 29°C on Sun afternoon, min 25°C on Sat night). Wind will be generally light.

Fri
7
Saturday
8
Sunday
9
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
1
1
0
0
0
0
0
0
1
1
1
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.4
S
12
1.4
S
11
1.3
S
11
1.3
S
11
1.2
S
11
1.1
S
11
1.1
S
11
1.1
S
11
1
S
11
0.9
S
11
0.9
SSW
11
0.8
SSW
11
0.6
S
9
0.7
SSW
10
0.7
SSW
10
0.6
SSW
11
0.6
SSW
11
0.6
S
11
Wave Graph
Metric surfscale
Energy kJ
535
499
418
426
377
307
297
284
235
188
191
150
62
112
112
88
88
82
Wind (km/h)
20
S
20
S
20
S
15
S
10
S
10
S
15
S
20
S
15
S
15
S
10
S
10
SSE
5
SE
5
ENE
0
SE
15
S
15
SSW
15
SE
Wind State
on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
on
cross-on
glassy
glassy
glassy
on
on
cross
High Tide
10:30PM1.40m
2:57PM1.19m
11:28PM1.38m
4:09PM1.28m
Low Tide
4:23PM1.04m
6:37AM0.41m
5:47PM1.15m
7:52AM0.33m
7:53PM1.19m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:54
4:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:39
6:38
6:37
 mm
Temp °C
28
27
26
26
26
27
28
28
27
27
26
26
25
26
28
29
27
26
Feels °C
30
30
28
28
29
30
30
28
28
29
28
29
29
30
31
30
28
27
  • 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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