Osaki Surf Break

Osaki 48 hour detailed Surf Forecast

Lat Long: 35.29° N 139.56° E

Issued: 8 am 26 Jun 2026 (local time)

Forecast update in  hr  min

Today's Osaki sea temperature is
22.8° C

Slightly cooler than normal

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 Jun):

  • Morning surf: Morning surf (26 Jun, local time) - 4.5ft (1.3m), 4s period with SSW swell.
  • Afternoon surf: Afternoon surf (26 Jun, local time) - 5ft (1.6m), 6s period with SSW swell.
  • Evening surf: Evening surf (26 Jun, local time) - 3.5ft (1.1m), 6s period with S swell.

The current surf forecast for Osaki at 5PM is: 1.5m 6s primary swell from a South-southwest direction and 0.4m 12s secondary swell from a Southwest direction, 0.1m 15s secondary swell from a Southwest direction (forecast issued at 08:00am June 26). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (26 Jun)4.5ft (1.3m)4s
Afternoon (26 Jun)5ft (1.6m)6s
Evening (26 Jun)3.5ft (1.1m)6s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 133mm), heaviest during Sat morning. Warm (max 26°C on Fri morning, min 21°C on Sun afternoon). Winds decreasing (fresh winds from the SSW on Fri morning, light winds from the NNE by Sun night).

Friday
26
Saturday
27
Sunday
28
Mon
29
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
12 AM
3 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
1
0
0
0
0
2
2
0
3
3
1
2
2
1
1
1
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)
0.5
SW
14
1.3
SSW
4
1.6
SSW
6
1.6
SSW
6
1.3
SSW
6
1.1
S
6
0.9
SSW
6
0.8
S
6
0.9
S
6
1
S
7
1.7
S
9
1.4
S
9
0.8
SSW
13
1.5
S
12
1.4
S
12
1.5
S
11
2
S
11
1.9
S
12
1.6
S
11
1.4
S
10
1.2
S
10
0.8
SSW
10
0.7
SSW
10
0.7
SSE
8
Wave Graph
Metric surfscale
Energy kJ
91
61
171
182
134
104
70
52
54
89
471
284
204
683
528
505
969
976
629
408
279
103
83
62
Wind (km/h)
20
SSW
35
SSW
35
SW
35
SSW
30
SSW
25
SSW
25
SSW
20
SSW
10
NE
25
NW
30
S
30
S
25
S
15
E
20
NNE
30
NNW
15
N
10
ENE
15
E
15
NE
10
ENE
10
NNE
10
NNE
15
NNE
Wind State
on
on
on
on
on
on
on
on
cross-off
cross-off
on
on
cross-on
cross-off
off
cross-off
off
cross-off
cross-off
cross-off
cross-off
off
off
off
High Tide
3:20PM1.19m
1:24AM1.37m
4:24PM1.27m
2:09AM1.41m
5:16PM1.34m
2:55AM1.44m
Low Tide
8:07AM0.33m
7:50PM0.97m
8:58AM0.20m
8:55PM1.03m
9:46AM0.09m
9:51PM1.06m
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
mod rain
heavy rain
rain showers
cloud
mod rain
heavy rain
heavy rain
mod rain
cloud
cloud
cloud
cloud
light rain
cloud
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:28
4:28
4:28
4:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:00
7:00
7:00
7:00
 mm
10
11
56
8
16
23
8
1
Temp °C
22
25
26
26
25
24
23
22
22
23
24
23
23
23
23
23
23
22
22
21
21
21
21
21
Feels °C
23
24
25
25
24
24
23
23
24
22
23
22
23
25
24
21
23
23
22
21
22
22
22
22
Swell 1
Height (m)
Direction
Period (s)
0.5
SW
14
0.1
SE
10
0.1
SE
10
0.1
SE
11
0.4
SW
12
0.3
SW
12
0.3
SW
11
0.3
SW
13
0.7
S
6
1
S
7
1.7
S
9
1.4
S
9
1.1
S
8
1.5
S
12
1.4
S
12
1.5
S
11
2
S
11
1.9
S
12
1.6
S
11
1.4
S
10
1.2
S
10
0.8
SSW
10
0.7
SSE
8
0.7
SSE
8
Energy kJ
91
4
4
4
37
21
20
28
40
89
471
284
157
683
528
505
969
976
629
408
279
103
67
62
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
6
0.1
SW
15
0.3
SW
14
0.2
SSW
14
0.2
SSW
10
0.2
SSW
10
0.1
SW
13
0.3
SW
13
0.8
SSW
11
0.8
SSW
13
0.1
E
16
0.1
E
16
0.1
E
16
0.1
E
16
0.1
E
16
0.1
E
15
0.1
E
15
0.7
SSE
8
0.7
SSW
10
0.6
SSW
9
Energy kJ
9
8
32
18
10
11
7
27
143
204
5
5
5
5
5
4
4
68
83
58
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
10
0.1
SE
18
0.1
SE
18
0.1
SE
18
0.1
SE
11
0.1
SE
10
0.1
SE
10
0.1
SE
10
0.3
SW
13
0.1
SW
11
0.2
SSW
16
0.4
SSW
15
0.7
SW
10
0.2
ESE
16
0.3
SW
12
0.1
SE
16
0.1
SE
15
0.2
ESE
15
0.1
E
15
0.1
E
15
0.1
E
15
Energy kJ
4
12
12
12
4
4
4
4
28
4
26
86
104
25
23
10
9
21
4
4
4
Wind waves
Height (m)
Direction
Period (s)
0.5
S
6
1.3
SSW
4
1.6
SSW
6
1.6
SSW
6
1.3
SSW
6
1.1
S
6
0.9
SSW
6
0.8
S
6
0.9
S
6
0.4
N
3
0.4
NNE
3
0.4
NNE
3
0.4
NNE
3
1.1
SE
8
Energy kJ
22
61
171
182
134
104
70
52
54
3
2
3
3
151
Nearest Offshore or Glassy
Rating
(10 max)
1
3
3
2
3
3
1
1
1
1
4
3
4
3
2
2
3
3
3
2
2
1
1
1
Distance (km)
15
470
489
487
92
92
15
15
0
13
76
76
510
5
0
11
0
0
9
0
0
0
0
0
Best forecast wave conditions in Kanagawa
Rating
(10 max)
1
1
1
1
1
3
3
3
3
3
3
3
2
2
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
3
4
4
3
3
3
3
4
3
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
Header Global
Rating
(10 max)
4
5
5
5
5
6
7
7
5
5
6
6
5
5
5
7
8
8
8
7
6
5
5
6
  • 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
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