Surf Break

Lat Long: 26.76° N 128.19° E

Yona Bay Surf Forecast and Surf Report

Issued: 8 am 29 Sep 2026 (local time)

Forecast update in  hr  min

Today's Yona Bay sea temperature is
28.6°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 29 Sep 2026:

  • Best quality surf: Sunday 4 Oct, 9AM (local time) - 2.5ft (0.8m), 6s period, ENE swell with offshore winds.
  • Most powerful swell: Tuesday 6 Oct, 3PM (local time) - 4.5ft (1.4m), 15s period, E swell with 835 kJ wave energy.
  • Next surfable swell (1★+): Sunday 4 Oct, 9AM (local time) - 2.5ft (0.8m), 6s period with ENE 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 Sunday (Oct 04) at 9AM. The primary swell is predicted to be 0.8m and 6s period with a secondary swell of 0.4m and 8s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Yona Bay in the next 16 days are 1.4m 15s and forecast to arrive on Tuesday (Oct 06) 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 0.9m 4s period and expected on Saturday (Oct 03) at 6AM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Sun 4th Oct)2.5ft (0.8m) 6s
Best Surf 9AM (Sun 4th Oct)2.5ft (0.8m) 6s
Most Powerful 3PM (Tue 6th Oct)4.5ft (1.4m) 15s

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


Short Range Forecast

Mostly dry. Warm (max 28°C on Tue morning, min 26°C on Tue night). Wind will be generally light.

Days 4-6 Weather Summary

Moderate rain (total 18mm), heaviest on Sat afternoon. Warm (max 27°C on Fri night, min 26°C on Fri morning). Wind will be generally light.

Tuesday
29
Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
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
1
1
1
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
ENE
10
0.7
ENE
9
0.6
ENE
9
0.4
ENE
8
0.5
N
6
0.5
N
6
0.4
NE
9
0.6
NE
8
0.4
ENE
9
1.1
NNE
5
1.2
NNE
6
1.1
NNW
8
1
N
7
0.9
NNW
7
0.6
E
8
0.8
ENE
6
0.9
E
7
0.9
E
7
0.7
E
8
0.5
ENE
10
0.9
ENE
11
Wave Graph
Metric surfscale
Energy kJ
166
80
61
25
16
15
20
42
31
52
84
143
106
79
52
56
77
88
69
52
167
Wind (km/h)
25
W
25
WNW
10
NW
15
N
15
N
10
NNE
15
N
20
N
20
NNE
25
NNE
25
NNE
20
NE
25
ENE
25
ENE
20
E
20
ESE
10
SE
5
SSE
15
NNW
25
NNW
35
N
Wind State
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
off
off
glassy
on
on
cross-on
High Tide
8:19PM2.02m
9:14AM1.91m
8:50PM1.99m
10:02AM1.77m
9:24PM1.91m
11:00AM1.62m
10:04PM1.80m
12:25PM1.49m
11:00PM1.67m
2:32PM1.47m
00:44AM1.55m
4:01PM1.56m
2:55AM1.56m
Low Tide
2:25PM0.64m
2:49AM0.21m
2:58PM0.77m
3:31AM0.25m
3:33PM0.92m
4:19AM0.33m
4:14PM1.07m
5:22AM0.46m
5:15PM1.21m
6:48AM0.56m
7:21PM1.27m
8:32AM0.59m
9:29PM1.15m
clear
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
clear
part cloud
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
—
—
6:18
—
—
6:18
—
—
6:18
—
—
6:20
—
—
6:20
—
—
6:20
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
6:15
—
—
6:15
—
—
6:14
—
—
6:13
—
—
6:12
—
—
6:10
—
—
6:09
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
3
6
2
2
5
1
—
2
Temp °C
28
28
27
27
27
27
27
27
27
26
26
27
27
27
26
27
27
26
26
26
26
Feels °C
29
29
30
30
29
30
29
28
27
25
25
29
27
28
26
28
30
30
29
26
25
  • 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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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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