Osaki Point surfForecast / Shikoku / Japan

information circle16 Day Weather and Surf, issued 2 pm Friday 22 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
22.8° C
(Which is 1.2°C warmer than normal for this time of year)

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 24) at 6PM. The primary swell is predicted to be 2.1m and 8s period with a secondary swell of 0.3m and 8s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Osaki Point in the next 16 days are 3.0m 9s and forecast to arrive on Saturday (May 23) at 3PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 4s period and expected on Friday (May 29) at 9AM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+) 6PM (Sun 24th May)7ft (2.1m) 8s
Best Surf 3AM (Mon 25th May)7ft (2.1m) 9s
Most Powerful 3PM (Sat 23rd May)10ft (3.0m) 9s

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 32mm), heaviest during Fri night. Warm (max 23°C on Fri afternoon, min 20°C on Fri night). Winds decreasing (fresh winds from the ESE on Sat morning, calm by Sun night).

Days 5-7 Weather Summary

Heavy rain (total 34mm), heaviest during Wed morning. Warm (max 23°C on Mon afternoon, min 20°C on Wed morning). Wind will be generally light.

Fri
22
Saturday
23
Sunday
24
Monday
25
Tuesday
26
Wednesday
27
Thursday
28
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
1
0
0
0
0
0
1
2
2
2
2
1
0
0
0
0
1
0
0
2
3
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)
1
SSW
7
0.5
ESE
9
2.5
ESE
8
3
ESE
9
2.5
ESE
8
2.4
ESE
8
2.2
ESE
8
2
ESE
8
1.8
E
9
1.6
ESE
9
1.3
ESE
9
1.1
ESE
8
1.1
ESE
6
1.7
ESE
6
1.6
ESE
6
1.8
ESE
6
2.1
ESE
7
1.8
SSW
7
1.6
SSW
7
1.7
SSW
7
1.9
SSW
8
Wave Graph
Metric surfscale
Energy kJ
96
50
763
1351
976
713
614
534
533
391
249
184
94
198
178
238
406
349
269
310
488
Wind (km/h)
5
W
15
NE
30
ESE
25
ESE
25
ESE
20
ENE
10
E
5
ESE
5
SE
10
S
0
SSW
10
E
15
SE
20
ESE
15
E
15
ESE
10
E
20
ESE
20
E
5
W
10
WSW
glassy
on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-off
glassy
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
glassy
off
High Tide
11:37PM1.53m
10:21AM1.42m
00:39AM1.52m
12:03PM1.34m
1:32AM1.53m
1:43PM1.34m
2:15AM1.56m
3:00PM1.40m
2:51AM1.59m
3:58PM1.48m
3:24AM1.62m
4:45PM1.55m
3:55AM1.64m
Low Tide
4:18PM0.35m
5:11AM1.07m
5:25PM0.51m
6:43AM0.98m
6:36PM0.64m
7:56AM0.83m
7:44PM0.74m
8:50AM0.67m
8:42PM0.81m
9:32AM0.52m
9:32PM0.86m
10:08AM0.40m
10:14PM0.90m
10:42AM0.30m
part cloud
heavy rain
mod rain
mod rain
mod rain
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
rain showers
mod rain
mod rain
mod rain
light rain
mod rain
mod rain
rain showers
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:58
4:58
4:56
4:56
4:56
4:56
4:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:00
7:00
7:01
7:01
7:02
7:04
7:04
7:05
12
6
6
8
3
6
9
6
4
6
6
6
Temp °C
23
21
21
21
21
22
22
21
22
23
21
23
23
22
21
21
21
21
22
23
25
26
20
18
19
19
21
22
23
23
25
23
23
23
22
21
22
21
21
23
27
27
Swell 1
Height (m)
Direction
Period (s)
1
SSW
7
0.5
ESE
9
0.2
SSW
8
2
ESE
8
1.6
ESE
9
1.6
ESE
9
1.3
ESE
9
1.1
ESE
8
0.8
ESE
8
0.1
SE
15
0.1
SE
15
0.2
ESE
14
1
SSW
8
1.5
S
7
0.7
E
8
0.4
E
9
1.9
SSW
8
Energy kJ
96
50
6
534
391
391
249
184
94
9
8
20
107
245
64
27
488
Swell 2
Height (m)
Direction
Period (s)
0.5
ESE
10
0.5
S
6
0.3
SSW
7
0.3
SSE
7
0.3
SSE
7
0.1
E
16
0.2
ENE
12
0.2
E
10
0.1
S
11
0.1
SE
11
0.1
SW
6
0.2
ESE
14
1.2
E
7
0.2
ESE
10
0.3
SE
10
0.5
SE
7
Energy kJ
51
19
9
9
9
5
13
8
2
5
2
19
142
10
14
21
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
7
0.5
SW
6
0.2
SSW
6
0.1
SW
6
0.1
E
16
0.1
SE
16
0.1
SE
15
0.1
SW
8
0.3
SE
10
0.2
ESE
13
0.2
ESE
13
0.3
E
10
Energy kJ
2
19
4
1
5
9
9
3
16
18
17
16
Wind waves
Height (m)
Direction
Period (s)
0.6
NE
4
0.8
ENE
4
2.5
ESE
8
3
ESE
9
2.5
ESE
8
2.4
ESE
8
2.2
ESE
8
1.8
E
9
1.1
ESE
6
1.7
ESE
6
1.6
ESE
6
1.8
ESE
6
2.1
ESE
7
1.8
SSW
7
1.6
SSW
7
1.7
SSW
7
0.8
WNW
4
Energy kJ
16
21
763
1351
976
713
614
533
77
198
178
238
406
349
269
310
25
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
3
2
2
2
2
2
1
1
1
1
2
2
2
3
2
3
Distance (km)
0
22
264
547
260
22
16
16
42
0
0
22
497
392
42
22
16
22
22
0
0
Best forecast wave conditions in Shikoku
Rating
(10 max)
1
1
4
2
4
2
2
2
1
2
2
3
2
3
3
3
Best forecast wave conditions in Japan
Rating
(10 max)
1
1
1
1
2
4
2
4
2
2
2
1
1
2
2
2
3
2
3
3
3
Header Global
Rating
(10 max)
7
6
5
5
8
5
5
5
5
4
5
5
6
6
6
7
8
9
9
8
7
  • 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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