Osaki Surf Break

Lat Long: 35.29° N 139.56° E

Osaki 48 hour detailed Surf Forecast

Issued: 8 pm 11 Jul 2026 (local time)

Forecast update in  hr  min

Today's Osaki sea temperature is
24.4° 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 (12 Jul):

  • Morning surf: Morning surf (12 Jul, local time) - 5.5ft (1.7m), 16s period with SSW swell.
  • Afternoon surf: Afternoon surf (12 Jul, local time) - 5ft (1.5m), 16s period with SSW swell.
  • Evening surf: Evening surf (12 Jul, local time) - 4.5ft (1.3m), 15s period with SSW swell.

The current surf forecast for Osaki at 4AM is: 1.7m 16s primary swell from a South-southwest direction and 0.5m 4s secondary swell from a South-southwest direction (forecast issued at 08:00pm July 11). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (12 Jul)5.5ft (1.7m)16s
Afternoon (12 Jul)5ft (1.5m)16s
Evening (12 Jul)4.5ft (1.3m)15s

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


Short Range Forecast

Some drizzle, heaviest during Sat night. Warm (max 28°C on Mon afternoon, min 24°C on Sat night). Wind will be generally light.

Sat
11
Sunday
12
Monday
13
Tuesday
14
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
12 PM
3 PM
Rating
(10 max)
0
0
0
3
3
2
1
0
1
2
1
2
2
1
0
0
0
0
0
0
1
0
0
0
Swell
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)
1.9
SSW
16
1.9
SSW
16
1.8
SSW
16
1.7
SSW
16
1.7
SSW
16
1.7
SSW
16
1.7
SSW
16
1.5
SSW
16
1.3
SSW
15
1.3
SSW
15
1.2
SSW
14
1
SSW
14
0.9
SSW
13
0.9
SSW
13
0.9
SSW
12
0.9
SSW
12
0.9
SSW
12
0.8
SSW
11
0.7
SSW
11
0.6
SSW
11
0.6
SSW
11
0.6
SSW
11
0.5
SSW
11
0.5
SSW
10
Wave Graph
Metric surfscale
Energy kJ
1967
1896
1697
1531
1512
1341
1324
1040
837
656
569
379
265
249
210
206
199
145
128
95
93
91
64
59
Wind (km/h)
30
SSW
30
SSW
25
SW
10
W
10
WSW
10
SSW
15
SSW
20
S
15
SSE
5
S
5
SSW
0
E
5
NNE
5
SE
10
SW
10
SSW
10
S
10
SSW
5
S
5
SSE
5
SE
5
SSW
10
SSW
15
SSW
Wind State
on
on
on
cross-on
cross-on
on
on
on
cross-on
cross-on
on
glassy
glassy
cross-on
cross-on
on
on
on
cross-on
cross-on
glassy
on
on
on
High Tide
4:01PM1.24m
1:22AM1.40m
4:55PM1.32m
2:17AM1.43m
5:37PM1.38m
3:10AM1.46m
Low Tide
8:06PM1.09m
9:13AM0.17m
9:17PM1.11m
10:01AM0.08m
10:13PM1.10m
10:45AM0.02m
cloud
part cloud
part cloud
light rain
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
clear
clear
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:35
4:35
4:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:58
6:58
6:58
6:57
 mm
1
Temp °C
26
25
25
24
24
25
25
25
25
26
26
26
26
26
26
28
27
27
26
26
25
25
26
26
Feels °C
25
23
25
26
27
28
27
27
28
30
31
31
31
30
29
31
30
29
29
29
29
28
28
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 

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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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