Surf Break

Lat Long: 26.76° N 128.19° E

Yona Bay Surf Forecast and Surf Report

Issued: 8 am 10 Oct 2026 (local time)

Forecast update in  hr  min

Today's Yona Bay sea temperature is
28.1°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 10 Oct 2026:

  • Best quality surf: Monday 12 Oct, 3PM (local time) - 4ft (1.2m), 16s period, E swell with cross-offshore winds.
  • Most powerful swell: Monday 12 Oct, 12AM (local time) - 5ft (1.6m), 12s period, E swell with 726 kJ wave energy.
  • Next surfable swell (1★+): Saturday 10 Oct, 9PM (local time) - 2.5ft (0.8m), 15s 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 Saturday (Oct 10) at 9PM. The primary swell is predicted to be 0.8m and 15s period with a secondary swell of 0.8m and 8s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Yona Bay in the next 16 days are 1.6m 12s and forecast to arrive on Monday (Oct 12) at 12AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 6s period and expected on Friday (Oct 16) at 6AM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+) 9PM (Sat 10th Oct)2.5ft (0.8m) 15s
Best Surf 3PM (Mon 12th Oct)4ft (1.2m) 16s
Most Powerful12AM (Mon 12th Oct)5ft (1.6m) 12s

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


Short Range Forecast

Moderate rain (total 17mm), heaviest on Sun morning. Warm (max 27°C on Sat afternoon, min 25°C on Sun night). Wind will be generally light.

Days 4-6 Weather Summary

Light rain (total 4mm), mostly falling on Wed morning. Warm (max 27°C on Tue afternoon, min 23°C on Thu morning). Winds increasing (calm on Tue afternoon, fresh winds from the N by Wed morning).

Saturday
10
Sunday
11
Monday
12
Tuesday
13
Wednesday
14
Thursday
15
Friday
16
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
1
2
2
3
3
3
4
3
3
2
1
0
0
0
0
1
0
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
16
0.9
ENE
16
0.8
E
15
0.8
E
14
1
E
13
1.6
E
12
1.4
E
11
1.2
E
16
1
E
14
1
E
13
1
E
13
0.8
E
12
1
E
11
0.9
ENE
11
1.4
NNW
8
1.2
N
8
1.2
ENE
10
1.2
ENE
9
0.5
E
9
1.1
ENE
8
1.7
ENE
8
Wave Graph
Metric surfscale
Energy kJ
448
421
272
253
355
726
501
701
399
347
326
178
247
202
232
177
251
222
40
176
345
Wind (km/h)
10
N
10
NNW
5
SE
15
SSE
15
SE
20
SE
15
ESE
15
E
15
ESE
10
ESE
5
SSE
10
NW
30
N
30
N
20
NNE
20
NE
15
NNE
25
E
25
ENE
30
ENE
30
E
Wind State
cross-on
cross-on
glassy
off
off
off
cross-off
cross-off
cross-off
off
glassy
on
cross-on
cross-on
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
High Tide
6:45PM1.95m
7:18AM1.95m
7:10PM1.98m
7:52AM1.91m
7:34PM1.99m
8:25AM1.84m
7:58PM1.96m
8:59AM1.74m
8:22PM1.91m
9:33AM1.64m
8:47PM1.84m
10:13AM1.53m
9:13PM1.74m
Low Tide
12:45PM0.52m
1:02AM0.30m
1:14PM0.58m
1:34AM0.24m
1:41PM0.66m
2:04AM0.22m
2:05PM0.74m
2:35AM0.25m
2:30PM0.83m
3:07AM0.31m
2:55PM0.93m
3:40AM0.40m
3:22PM1.03m
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
clear
clear
clear
part cloud
rain showers
rain showers
part cloud
part cloud
clear
part cloud
rain showers
rain showers
rain showers
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
—
—
6:24
—
—
6:24
—
—
6:24
—
—
6:24
—
—
6:26
—
—
6:26
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
6:04
—
—
6:02
—
—
6:01
—
—
6:00
—
—
6:00
—
—
5:59
—
—
5:58
—
 mm
—
1
2
5
6
3
—
—
—
—
—
1
2
—
—
—
—
1
1
3
1
Temp °C
26
27
26
27
27
26
26
26
26
26
27
25
25
25
25
24
24
25
26
25
26
Feels °C
30
30
30
29
30
27
28
27
28
28
30
28
23
23
23
24
24
24
25
24
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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Quick surf report for Yona Bay:

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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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