Osaki Surf Break

Lat Long: 35.29° N 139.56° E

Osaki 48 hour detailed Surf Forecast

Issued: 8 pm 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's Osaki sea temperature is
27.4°C
0.6° 

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 (24 Aug):

  • Evening surf: Evening surf (24 Aug, local time) - 1.5ft (0.4m), 12s period with SE swell.

The current surf forecast for Osaki at 12AM is: 0.5m 13s primary swell from a Southeast direction and 0.3m 8s secondary swell from a South-southwest direction (forecast issued at 08:00pm August 23). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (24 Aug)--
Afternoon (24 Aug)--
Evening (24 Aug)1.5ft (0.4m)12s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Sun night. Warm (max 30°C on Wed afternoon, min 26°C on Sun night). Winds increasing (calm on Sun night, fresh winds from the SSW by Tue afternoon).

Sun
23
Monday
24
Tuesday
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
Rating
(10 max)
0
0
0
0
2
1
1
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
Wave
Height (m)
Direction
Period (s)
0.3
SE
12
0.4
SE
12
0.5
SE
13
0.6
SSE
13
0.5
SSE
16
0.6
SSE
18
1
SSE
14
0.9
SSE
16
1.4
SSE
15
1.5
SSE
14
1.3
SSE
14
1.5
SSE
14
1.4
SSE
13
1.4
S
13
1.2
SSE
13
1.1
S
12
1.4
S
13
1.3
S
13
Wave Graph
Metric surfscale
Energy kJ
23
38
82
113
138
260
362
480
856
911
615
758
623
663
484
353
663
560
Wind (km/h)
10
SSW
5
SW
5
S
5
SSW
5
SSW
5
SSW
15
S
20
SSW
25
SSW
20
SSW
20
SW
20
SSW
15
SW
20
SSW
30
SSW
30
SSW
30
SSW
30
SW
Wind State
on
cross-on
on
on
glassy
on
on
on
on
on
on
on
on
on
on
on
on
on
High Tide
3:38PM1.26m
11:45PM1.35m
4:17PM1.34m
1:21AM1.36m
4:45PM1.39m
Low Tide
6:54PM1.21m
8:12AM0.33m
8:44PM1.17m
9:11AM0.27m
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:07
5:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:22
6:20
6:19
 mm
1
1
Temp °C
27
26
26
26
26
26
27
27
28
28
27
27
27
27
28
29
29
28
Feels °C
30
31
30
31
31
30
30
28
29
30
29
29
30
29
28
29
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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