Osaki Surf Break

Lat Long: 35.29° N 139.56° E

Osaki 48 hour detailed Surf Forecast

Issued: 8 am 24 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):

  • Morning surf: Morning surf (24 Aug, local time) - 2ft (0.6m), 18s period with SSE swell.
  • Afternoon surf: Afternoon surf (24 Aug, local time) - 3ft (0.9m), 16s period with SSE swell.
  • Evening surf: Evening surf (24 Aug, local time) - 5ft (1.5m), 14s period with SSE swell.

The current surf forecast for Osaki at 12PM is: 1.0m 14s primary swell from a South-southeast direction and 0.7m 18s secondary swell from a South-southeast direction, 0.3m 8s secondary swell from a South-southwest direction (forecast issued at 08:00am August 24). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (24 Aug)2ft (0.6m)18s
Afternoon (24 Aug)3ft (0.9m)16s
Evening (24 Aug)5ft (1.5m)14s

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


Short Range Forecast

Some drizzle, heaviest during Wed morning. Warm (max 30°C on Wed afternoon, min 26°C on Mon morning). Winds increasing (light winds from the S on Mon morning, fresh winds from the SW by Tue afternoon).

Monday
24
Tuesday
25
Wednesday
26
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)
1
1
0
0
0
0
0
0
1
0
0
0
0
0
0
0
1
1
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
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
1.6
SSE
14
1.4
SSE
13
1.4
SSE
13
1.2
SSE
13
1
SSE
12
1.2
S
12
1.2
S
12
1.1
S
12
0.8
S
11
1
S
12
0.9
SSW
12
0.7
SSW
12
0.9
SSW
12
0.9
SSW
12
0.9
SSW
12
Wave Graph
Metric surfscale
Energy kJ
138
260
362
480
856
911
615
861
700
690
484
298
403
396
319
149
271
236
145
217
206
203
Wind (km/h)
5
SSW
5
S
15
S
25
S
25
SSW
25
SSW
20
SSW
15
SW
15
SW
20
SSW
25
SSW
30
SSW
30
SW
30
SW
25
SW
15
WSW
10
WSW
10
SSW
20
S
25
SSW
30
SSW
30
SSW
Wind State
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
cross-on
cross-on
on
cross-on
on
on
on
High Tide
4:17PM1.34m
1:21AM1.36m
4:45PM1.39m
2:39AM1.41m
5:10PM1.43m
Low Tide
8:12AM0.33m
8:44PM1.17m
9:11AM0.27m
9:41PM1.08m
10:00AM0.23m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:07
5:07
5:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:20
6:19
6:17
 mm
1
Temp °C
26
26
27
27
28
27
27
26
26
27
29
29
29
28
27
27
27
28
28
30
30
28
Feels °C
30
30
28
27
29
28
29
28
29
29
30
29
29
28
28
30
31
32
30
31
30
28
  • 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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