Osaki Surf Break

Lat Long: 35.29° N 139.56° E

Osaki 48 hour detailed Surf Forecast

Issued: 2 pm 24 Sep 2026 (local time)

Forecast update in  hr  min

Today's Osaki sea temperature is
24.9°C
0.3° 

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 Sep):

  • Afternoon surf: Afternoon surf (24 Sep, local time) - 0.5ft (0.2m), 5s period with SSE swell.
  • Evening surf: Evening surf (24 Sep, local time) - 0.5ft (0.1m), 8s period with SE swell.

The current surf forecast for Osaki at 6PM is: 0.2m 5s primary swell from a South-southeast direction and 0.1m 8s secondary swell from a Southeast direction (forecast issued at 02:00pm September 24). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (24 Sep)--
Afternoon (24 Sep)0.5ft (0.2m)5s
Evening (24 Sep)0.5ft (0.1m)8s

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


Short Range Forecast

Heavy rain (total 22mm), heaviest during Sat morning. Warm (max 25°C on Thu afternoon, min 17°C on Sat morning). Winds increasing (calm on Thu night, fresh winds from the NNE by Sat morning).

Thu
24
Friday
25
Saturday
26
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
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)
0.3
SE
5
0.2
SSE
5
0.2
SSE
5
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.3
SE
3
0.3
SE
3
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.1
S
10
0.1
S
10
0.1
S
13
0.1
SE
9
0.1
SE
9
Wave Graph
Metric surfscale
Energy kJ
5
3
3
3
3
3
3
3
3
3
3
3
3
3
3
2
2
4
3
3
Wind (km/h)
5
SE
10
SSW
10
SW
5
ESE
10
E
15
ENE
10
E
15
ENE
5
E
10
SSW
15
SSE
10
SE
5
SSE
5
SSE
15
NE
35
NNE
30
N
35
N
30
N
25
N
Wind State
glassy
on
on
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
on
cross-on
cross
cross-on
glassy
off
off
off
off
off
off
High Tide
4:18PM1.42m
3:42AM1.46m
4:41PM1.45m
4:32AM1.53m
5:03PM1.47m
Low Tide
9:33AM0.40m
9:58PM0.80m
10:16AM0.41m
10:31PM0.65m
10:53AM0.46m
clear
clear
clear
part cloud
cloud
cloud
cloud
part cloud
clear
part cloud
clear
cloud
cloud
light rain
light rain
heavy rain
light rain
light rain
light rain
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:31
5:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:37
5:35
5:34
 mm
1
1
12
5
2
1
Temp °C
23
25
24
25
24
23
23
23
24
24
23
23
22
21
21
18
17
17
17
18
Feels °C
25
27
25
28
25
23
24
23
25
25
23
23
23
23
21
13
13
12
13
15
  • 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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