Osaki Point surfForecast / Shikoku / Japan

information circle16 Day Weather and Surf, issued 8 pm Saturday 30 May 2026 JST
Forecast update in hr  min  s Forecast update imminent
Osaki Point surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Osaki Point sea temperature is
23.6° C
(Which is 1.4°C warmer than normal for this time of year)

Osaki Point surf forecast from 30 May 2026:

  • Best quality surf: Wednesday 3 Jun, 9AM (local time) - 20ft (6.0m), 15s period, SSW swell with onshore winds.
  • Most powerful swell: Wednesday 3 Jun, 12PM (local time) - 21ft (6.5m), 14s period, SSW swell with 18,704 kJ wave energy.
  • Next surfable swell (1★+): Sunday 31 May, 3AM (local time) - 2.5ft (0.7m), 11s period with ESE swell.

Best Forecast Surf Conditions for Osaki Point this week:

The surf forecast for Osaki Point over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (May 31) at 3AM. The primary swell is predicted to be 0.5m and 15s period with a secondary swell of 0.7m and 11s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Osaki Point in the next 16 days are 6.5m 14s and forecast to arrive on Wednesday (Jun 03) at 12PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 7s period and expected on Wednesday (Jun 03) at 6PM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Sun 31st May)2.5ft (0.7m) 11s
Best Surf 9AM (Wed 3rd Jun)20ft (6.0m) 15s
Most Powerful12PM (Wed 3rd Jun)21ft (6.5m) 14s

Table - best surf conditions forecast for Osaki Point over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 52mm), heaviest during Tue afternoon. Warm (max 26°C on Sun afternoon, min 19°C on Sun night). Wind will be generally light.

Days 5-7 Weather Summary

Heavy rain (total 282mm), heaviest during Wed morning. Warm (max 26°C on Thu morning, min 21°C on Tue night). Winds decreasing (near gales from the E on Wed morning, calm by Thu night).

Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Sat
6
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
1
2
3
3
3
3
3
2
0
0
!
!
4
3
0
1
1
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)
0.7
ESE
11
1
S
13
1.3
S
12
0.9
SSW
15
1.9
S
14
2
S
13
1.9
S
13
2.5
S
14
2.4
SSW
14
2.5
SSW
14
6
SSW
15
5.5
SSW
14
2.2
S
10
1.5
S
9
1.2
S
8
1
S
8
0.8
S
7
0.6
E
9
0.5
E
9
0.5
E
9
0.5
E
9
Wave Graph
Metric surfscale
Energy kJ
107
345
505
380
1309
1401
1200
2498
2212
2878
14968
12142
989
351
191
117
70
59
40
41
40
Wind (km/h)
5
W
5
SSW
10
WSW
10
SW
5
SE
10
SE
10
ESE
15
E
25
E
35
E
60
E
55
NNE
15
NW
10
WNW
10
SE
5
NNE
5
E
10
E
5
ENE
15
E
15
ESE
cross-off
cross-off
off
off
cross-on
cross-on
cross-on
on
cross-on
cross-on
on
cross-on
cross-off
cross-off
cross-on
cross-on
glassy
on
on
on
cross-on
High Tide
4:57AM1.68m
6:39PM1.66m
5:29AM1.68m
7:15PM1.65m
6:01AM1.68m
7:51PM1.62m
6:35AM1.67m
8:29PM1.59m
7:09AM1.63m
9:09PM1.55m
7:47AM1.58m
9:50PM1.53m
8:31AM1.51m
Low Tide
11:28PM0.94m
11:48AM0.18m
00:01AM0.96m
12:22PM0.17m
00:34AM0.98m
12:57PM0.18m
1:08AM1.00m
1:33PM0.21m
1:43AM1.02m
2:10PM0.27m
2:23AM1.03m
2:48PM0.34m
3:10AM1.04m
3:30PM0.42m
cloud
part cloud
clear
clear
clear
part cloud
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
rain showers
part cloud
part cloud
cloud
part cloud
clear
clear
part cloud
rain showers
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:54
4:54
4:54
4:54
4:54
4:52
4:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:05
7:06
7:07
7:07
7:07
7:07
7:08
7:08
11
17
24
133
121
28
1
2
Temp °C
22
25
26
20
23
23
21
20
21
23
24
23
24
26
26
24
24
24
22
24
24
23
25
26
21
24
24
22
21
19
18
19
18
23
28
28
27
26
24
24
24
25
Swell 1
Height (m)
Direction
Period (s)
0.7
ESE
11
1
S
13
1.3
S
12
1.3
SSE
6
1.9
S
14
2
S
13
1.9
S
13
2.5
S
14
2.4
SSW
14
2.5
SSW
14
6
SSW
15
5.5
SSW
14
2.2
S
10
1.5
S
9
1.2
S
8
1
S
8
0.8
S
7
0.7
S
7
0.6
S
7
0.6
S
7
0.5
E
9
Energy kJ
107
345
505
115
1309
1401
1200
2498
2212
2878
14968
12142
989
351
191
117
70
51
34
34
40
Swell 2
Height (m)
Direction
Period (s)
0.2
S
16
0.8
ESE
11
0.6
ESE
11
1.2
S
11
0.5
E
10
0.5
E
10
1.4
SSW
15
0.4
E
10
1.5
SSW
15
4
ESE
10
1.3
ESE
10
0.9
ESE
10
0.8
ESE
10
0.7
E
9
0.6
E
9
0.6
E
9
0.5
E
9
0.5
E
9
0.4
SSW
7
Energy kJ
20
133
90
357
51
50
917
30
1042
2995
342
157
125
87
60
59
40
41
15
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
9
0.9
SSW
15
0.3
SE
11
0.3
SE
11
0.5
E
10
0.3
SE
12
0.6
NE
7
0.4
WNW
4
0.2
S
11
0.1
SE
11
0.2
ESE
11
0.3
SE
12
0.3
SE
12
0.3
SE
11
0.3
S
8
Energy kJ
3
380
19
19
52
23
44
5
9
5
13
22
22
19
12
Wind waves
Height (m)
Direction
Period (s)
0.8
SE
6
0.6
SE
5
1.5
ESE
6
3.5
ESE
8
6
SE
11
0.7
WNW
4
0.4
NE
4
0.4
ESE
4
0.6
ESE
5
Energy kJ
39
17
143
1608
7837
12
5
5
20
Nearest Offshore or Glassy
Rating
(10 max)
1
2
3
3
3
4
4
4
4
4
1
3
4
3
2
1
1
1
1
1
1
Distance (km)
0
0
0
0
20
20
22
22
456
392
497
42
0
0
20
16
0
51
16
22
22
Best forecast wave conditions in Shikoku
Rating
(10 max)
1
2
3
3
4
4
4
4
3
4
3
2
1
1
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
1
2
3
3
4
4
4
4
4
4
1
4
4
6
2
1
1
1
1
1
1
Header Global
Rating
(10 max)
7
7
6
5
5
4
4
5
5
4
5
4
4
5
4
5
4
4
4
5
9
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Osaki Point Surf forecast

The above surf forecast table for Osaki Point provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Osaki Point can be found by selecting the local surf guide option on the grey menu. Our Osaki Point surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Osaki Point) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Osaki Point may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Osaki Point is 14 km (9 miles) from Muroto. If you plan a holiday in Shikoku, look for hotels and other accommodation in Muroto. Muroto has rooms for a wide range of budgets as well as car hire and transport links.

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