Surf Break

Lat Long: 26.76° N 128.19° E

Yona Bay Surf Forecast and Surf Report

Issued: 8 am 26 Sep 2026 (local time)

Forecast update in  hr  min

Today's Yona Bay sea temperature is
28.7°C
0.9° 

Yona Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Yona Bay surf forecast from 26 Sep 2026:

  • Best quality surf: Thursday 1 Oct, 3PM (local time) - 13ft (4.0m), 11s period, E swell with cross-offshore winds.
  • Most powerful swell: Monday 28 Sep, 3PM (local time) - 16ft (5.0m), 10s period, ENE swell with 4,725 kJ wave energy.
  • Next surfable swell (1★+): Thursday 1 Oct, 3PM (local time) - 13ft (4.0m), 11s period with E swell.

Best Forecast Surf Conditions for Yona Bay this week:

The surf forecast for Yona Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Oct 01) at 3PM. The primary swell is predicted to be 4.0m and 11s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Yona Bay in the next 16 days are 5.0m 10s and forecast to arrive on Monday (Sep 28) at 3PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 4.5m 11s period and expected on Monday (Sep 28) at 12PM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+) 3PM (Thu 1st Oct)13ft (4.0m) 11s
Best Surf 3PM (Thu 1st Oct)13ft (4.0m) 11s
Most Powerful 3PM (Mon 28th Sep)16ft (5.0m) 10s

Table - best surf conditions forecast for Yona Bay over the next 16 days.


Short Range Forecast

Heavy rain (total 28mm), heaviest during Mon morning. Warm (max 29°C on Sat morning, min 28°C on Sat morning). Winds increasing (light winds from the ESE on Sat afternoon, near gales from the NE by Mon morning).

Days 4-6 Weather Summary

Heavy rain (total 46mm), heaviest during Thu morning. Warm (max 28°C on Tue morning, min 26°C on Wed night). Winds decreasing (gales from the ENE on Wed night, moderate winds from the E by Thu night).

Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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0
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.3
ENE
9
0.3
ENE
9
0.3
ENE
9
0.3
ENE
8
0.3
ENE
8
0.2
ENE
10
2
E
7
5
ENE
10
3
E
10
2.3
E
10
2.4
ENE
10
2.1
ENE
10
2.5
E
10
2.5
E
10
3.5
ENE
10
4
ENE
10
4
E
11
3
ENE
9
0.8
NNW
7
1.3
NNW
8
1.6
NNW
8
Wave Graph
Metric surfscale
Energy kJ
16
16
16
14
14
10
418
4725
1749
1047
1152
817
1308
1520
2375
3895
3895
1431
56
212
338
Wind (km/h)
15
ESE
15
ESE
20
ESE
20
SE
20
ESE
35
ESE
40
ENE
50
NNE
45
N
40
N
35
N
30
N
35
NNE
40
NNE
50
NE
55
E
45
E
35
E
25
ENE
25
ENE
20
NE
Wind State
cross-off
cross-off
off
off
off
off
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
6:59PM1.95m
7:15AM2.02m
7:24PM2.00m
7:52AM2.04m
7:50PM2.02m
8:32AM2.00m
8:19PM2.02m
9:14AM1.91m
8:50PM1.99m
10:02AM1.77m
9:24PM1.91m
11:00AM1.62m
10:04PM1.80m
Low Tide
12:51PM0.44m
1:05AM0.45m
1:22PM0.47m
1:37AM0.32m
1:53PM0.54m
2:11AM0.24m
2:25PM0.64m
2:49AM0.21m
2:58PM0.77m
3:31AM0.25m
3:33PM0.92m
4:19AM0.33m
4:14PM1.07m
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<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
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6:16
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6:16
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6:18
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6:18
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6:18
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6:18
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
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6:20
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6:19
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6:17
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6:15
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6:15
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6:14
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6:13
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 mm
—
2
—
2
3
2
5
4
10
7
2
2
2
4
13
11
3
2
2
1
—
Temp °C
29
29
28
29
28
28
28
28
28
28
27
27
28
27
28
27
27
27
28
28
27
Feels °C
32
32
31
30
30
29
26
25
26
27
26
27
27
25
25
22
25
25
29
29
27
  • 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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Quick surf report for Yona Bay:

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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 Yona Bay 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.


Information about the Yona Bay Surf forecast

The above surf forecast table for Yona Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Yona Bay can be found by selecting the local surf guide option on the grey menu. Our Yona Bay 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 (Yona Bay) 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 Yona Bay 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.

Yona Bay is 24 km (15 miles) from the city of Okinawa. If you plan a holiday in Okinawa, look for hotels and other accommodation in Okinawa. Okinawa has rooms for a wide range of budgets as well as car hire and transport links.

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