Osaki Surf Break

Lat Long: 35.29° N 139.56° E

Osaki 48 hour detailed Surf Forecast

Issued: 8 am 26 Jul 2026 (local time)

Forecast update in  hr  min

Today's Osaki sea temperature is
26.9° C
0.7° 

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 (26 Jul):

  • Morning surf: Morning surf (26 Jul, local time) - 0.5ft (0.1m), 15s period with SE swell.
  • Afternoon surf: Afternoon surf (26 Jul, local time) - 1ft (0.3m), 11s period with SE swell.
  • Evening surf: Evening surf (26 Jul, local time) - 1ft (0.3m), 11s period with SE swell.

The current surf forecast for Osaki at 12PM is: 0.1m 15s primary swell from a Southeast direction and 0.1m 11s secondary swell from a Southeast direction (forecast issued at 08:00am July 26). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (26 Jul)0.5ft (0.1m)15s
Afternoon (26 Jul)1ft (0.3m)11s
Evening (26 Jul)1ft (0.3m)11s

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


Short Range Forecast

Heavy rain (total 22mm), heaviest during Sun night. Warm (max 28°C on Sun afternoon, min 24°C on Mon night). Wind will be generally light.

Sunday
26
Monday
27
Tuesday
28
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
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)
0.1
SE
15
0.1
SE
15
0.1
SE
15
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.3
SE
10
0.3
SE
10
0.3
SE
10
0.4
SSW
8
0.3
SE
14
0.4
SSW
8
0.4
SSW
8
0.4
SSW
8
0.4
SSW
8
0.3
SE
10
0.3
SE
10
0.3
SE
10
0.3
SE
10
0.3
SE
10
0.3
SSW
8
Wave Graph
Metric surfscale
Energy kJ
9
8
8
18
21
20
20
20
16
16
23
34
22
22
23
24
15
15
15
15
15
14
Wind (km/h)
5
ESE
10
S
15
SSW
15
S
10
S
20
NNE
25
NNE
20
NE
20
NNE
15
NE
10
ENE
10
SE
15
S
10
SE
10
E
5
E
10
ENE
5
E
5
SSE
15
SSW
10
SSW
5
NW
Wind State
glassy
cross-on
on
cross-on
cross-on
off
off
off
off
off
cross-off
cross-on
on
cross
cross-off
cross-off
cross-off
glassy
glassy
on
on
glassy
High Tide
4:34PM1.30m
1:35AM1.40m
5:13PM1.37m
2:38AM1.44m
5:46PM1.42m
Low Tide
8:36AM0.25m
8:38PM1.16m
9:30AM0.16m
9:45PM1.13m
10:17AM0.10m
thunderstorm
thunderstorm
clear
cloud
thunderstorm
mod rain
thunderstorm
cloud
clear
clear
clear
clear
part cloud
thunderstorm
rain showers
part cloud
light rain
rain showers
clear
light rain
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:45
4:46
4:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:50
6:50
6:49
 mm
1
1
2
7
2
2
1
1
1
1
3
1
Temp °C
25
26
27
28
28
26
26
25
25
26
28
28
27
25
25
24
24
24
25
26
25
25
Feels °C
29
30
29
31
32
27
27
26
27
27
30
30
30
28
28
27
27
28
28
28
28
29
  • 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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