Osaki Surf Break

Lat Long: 35.29° N 139.56° E

Osaki 48 hour detailed Surf Forecast

Issued: 8 pm 27 Oct 2026 (local time)

Forecast update in  hr  min

Today's Osaki sea temperature is
23.7°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 (28 Oct):

  • Morning surf: Morning surf (28 Oct, local time) - 1ft (0.3m), 8s period with SSW swell.
  • Afternoon surf: Afternoon surf (28 Oct, local time) - 1ft (0.3m), 7s period with S swell.
  • Evening surf: Evening surf (28 Oct, local time) - 0.5ft (0.2m), 7s period with S swell.

The current surf forecast for Osaki at 1AM is: 0.7m 8s primary swell from a South direction and 0.1m 10s secondary swell from a Southeast direction (forecast issued at 08:00pm October 27). The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (28 Oct)1ft (0.3m)8s
Afternoon (28 Oct)1ft (0.3m)7s
Evening (28 Oct)0.5ft (0.2m)7s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Tue night. Warm (max 20°C on Tue night, min 11°C on Thu morning). Winds decreasing (strong winds from the NNE on Tue night, calm by Thu night).

Tue
27
Wednesday
28
Thursday
29
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
S
8
0.6
S
8
0.7
S
8
0.7
S
8
0.4
SSW
8
0.3
SSW
8
0.3
S
8
0.3
S
7
0.2
S
7
0.2
S
7
0.1
E
16
0.1
SE
15
0.1
SE
15
0.1
SE
15
0.3
SE
14
0.3
SE
13
0.3
SE
13
0.3
SE
13
Wave Graph
Metric surfscale
Energy kJ
44
42
58
60
21
13
10
9
5
5
5
9
8
8
33
28
28
28
Wind (km/h)
10
ENE
10
NE
40
N
40
NNE
30
N
25
N
5
NNE
10
E
20
NE
20
NE
20
NE
20
NE
20
NNE
20
NNE
25
N
15
NNE
10
NNE
5
NW
Wind State
cross-off
cross-off
off
off
cross-off
cross-off
off
cross-off
off
off
off
off
off
off
off
off
off
cross-off
High Tide
4:59PM1.53m
6:45AM1.52m
5:26PM1.54m
7:31AM1.48m
5:54PM1.54m
Low Tide
11:51PM0.12m
12:03PM0.91m
00:28AM0.08m
12:36PM0.98m
cloud
cloud
rain showers
cloud
part cloud
cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
cloud
light rain
cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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—
—
5:58
—
—
—
—
—
—
—
5:58
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
—
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4:52
—
—
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—
—
—
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4:51
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 mm
—
—
1
—
—
—
—
—
—
—
—
—
—
1
—
—
—
—
Temp °C
20
20
19
17
16
17
18
18
16
15
14
13
12
11
13
15
15
15
Feels °C
21
21
11
8
9
11
16
16
10
9
9
8
7
6
8
12
13
14
  • 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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