Osaki Surf Break

Lat Long: 35.29° N 139.56° E

Osaki 48 hour detailed Surf Forecast

Issued: 2 pm 15 Jul 2026 (local time)

Forecast update in  hr  min

Today's Osaki sea temperature is
25.0° C
0.4° 

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 (15 Jul):

  • Afternoon surf: Afternoon surf (15 Jul, local time) - 1.5ft (0.4m), 9s period with SW swell.
  • Evening surf: Evening surf (15 Jul, local time) - 2.5ft (0.8m), 4s period with SSW swell.

The current surf forecast for Osaki at 9PM is: 0.8m 4s primary swell from a South-southwest direction and 0.1m 9s secondary swell from a Southeast direction, 0.1m 11s secondary swell from a Southeast direction (forecast issued at 02:00pm July 15). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (15 Jul)--
Afternoon (15 Jul)1.5ft (0.4m)9s
Evening (15 Jul)2.5ft (0.8m)4s

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


Short Range Forecast

Moderate rain (total 11mm), heaviest on Fri morning. Warm (max 29°C on Thu afternoon, min 25°C on Fri night). Winds decreasing (fresh winds from the S on Wed afternoon, calm by Thu night).

Wed
15
Thursday
16
Friday
17
Sat
18
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
12 AM
3 AM
6 AM
9 AM
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
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
SSW
9
0.4
SW
9
0.7
S
9
0.8
SSW
4
0.7
S
4
0.7
S
4
0.6
S
4
0.5
S
5
0.5
S
5
0.5
S
5
0.4
S
5
0.2
SSW
8
0.2
SSW
8
0.2
SSW
8
0.2
SSW
8
0.4
SSE
5
0.2
SSW
8
0.6
SSE
4
0.6
SSE
4
0.5
SSE
4
0.2
SSE
9
0.2
SSE
9
0.3
SE
9
0.3
SE
9
Wave Graph
Metric surfscale
Energy kJ
33
21
81
19
16
18
15
11
11
11
7
6
6
6
6
9
6
10
13
12
8
8
12
12
Wind (km/h)
20
S
25
S
30
S
30
S
25
SSW
15
SSW
5
SW
5
NE
10
SSE
15
S
15
S
10
SSE
0
NE
5
ENE
10
E
15
SSE
20
S
15
S
15
S
10
SSE
10
SSE
10
SSE
10
SSE
10
S
Wind State
cross-on
on
cross-on
on
on
on
on
glassy
cross-on
cross-on
on
cross-on
glassy
cross-off
cross-off
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
High Tide
6:44PM1.45m
4:50AM1.51m
7:13PM1.45m
5:38AM1.50m
7:41PM1.45m
6:25AM1.48m
Low Tide
11:27AM-0.00m
11:40PM1.01m
12:06PM0.02m
00:20AM0.94m
12:43PM0.07m
00:59AM0.86m
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:37
4:39
4:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:57
6:55
6:55
6:54
 mm
1
2
3
4
1
Temp °C
27
27
27
26
26
26
26
28
28
29
28
27
27
26
26
26
26
27
26
26
25
25
25
26
Feels °C
29
28
27
26
27
29
30
32
31
32
31
31
33
30
31
29
28
29
28
29
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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