Yona Bay Surf Break

Lat Long: 26.76° N 128.19° E

Yona Bay Surf Forecast and Surf Report

Issued: 8 am 07 Aug 2026 (local time)

Forecast update in  hr  min

Today's Yona Bay sea temperature is
29.8° C
1.0° 

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 7 Aug 2026:

  • Best quality surf: Tuesday 11 Aug, 12AM (local time) - 3.5ft (1.0m), 12s period, E swell with offshore winds.
  • Most powerful swell: Friday 7 Aug, 6PM (local time) - 6ft (1.8m), 9s period, N swell with 577 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 11 Aug, 12AM (local time) - 3.5ft (1.0m), 12s 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 Tuesday (Aug 11) at 12AM. The primary swell is predicted to be 1.0m and 12s period. 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 1.8m 9s and forecast to arrive on Friday (Aug 07) at 6PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 6.5m 11s period and expected on Saturday (Aug 08) at 6AM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+)12AM (Tue 11th Aug)3.5ft (1.0m) 12s
Best Surf12AM (Tue 11th Aug)3.5ft (1.0m) 12s
Most Powerful 6PM (Fri 7th Aug)6ft (1.8m) 9s

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


Short Range Forecast

Heavy rain (total 156mm), heaviest during Fri night. Warm (max 29°C on Fri afternoon, min 28°C on Fri morning). Winds decreasing (stormy winds from the SSE on Fri night, fresh winds from the SSE by Sun night).

Days 4-6 Weather Summary

Heavy rain (total 42mm), heaviest during Tue afternoon. Warm (max 29°C on Mon morning, min 28°C on Mon night). Winds decreasing (fresh winds from the SSE on Mon morning, light winds from the SSW by Tue night).

Friday
7
Saturday
8
Sunday
9
Monday
10
Tuesday
11
Wednesday
12
Thursday
13
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
2
2
1
0
1
0
0
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)
4.5
ENE
14
2.5
N
10
1
ENE
11
1.1
ENE
11
1.1
E
10
1.1
E
10
0.9
ENE
10
0.9
E
9
0.9
E
14
1.1
E
7
1.1
E
13
1
E
12
0.9
ENE
12
0.8
ENE
12
0.9
ENE
11
0.8
ENE
11
0.8
ENE
11
0.5
ENE
10
0.7
ENE
10
0.5
ENE
10
0.4
ENE
10
Wave Graph
Metric surfscale
Energy kJ
7551
1225
278
297
240
226
154
139
306
126
427
314
240
183
186
138
130
56
88
57
39
Wind (km/h)
80
NW
45
SSW
95
SSE
65
SSE
65
SE
55
SSE
50
SSE
50
SE
40
SSE
35
SSE
30
SSE
25
SSE
20
S
20
S
15
SSW
15
WNW
20
NE
20
ENE
20
ENE
15
NE
15
SE
Wind State
on
cross-off
off
cross-off
off
off
off
off
off
off
off
off
cross-off
cross-off
cross-off
cross-on
cross
cross-off
cross-off
cross
off
High Tide
2:32PM1.45m
1:20AM1.72m
4:34PM1.53m
2:55AM1.73m
5:41PM1.66m
4:18AM1.81m
6:24PM1.78m
5:22AM1.93m
6:59PM1.87m
6:14AM2.04m
7:31PM1.94m
7:00AM2.11m
8:00PM1.99m
Low Tide
7:13PM1.22m
9:07AM0.59m
9:12PM1.29m
10:28AM0.47m
10:45PM1.22m
11:29AM0.33m
11:45PM1.10m
12:18PM0.23m
00:30AM0.96m
12:59PM0.17m
1:09AM0.81m
1:37PM0.17m
1:47AM0.69m
thunderstorm
thunderstorm
thunderstorm
mod rain
mod rain
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:54
5:54
5:56
5:56
5:56
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:10
7:09
7:08
7:08
7:07
7:07
7:06
 mm
12
13
91
10
9
9
4
3
5
2
7
10
5
11
7
1
3
16
Temp °C
28
29
28
28
28
29
29
29
29
29
29
29
29
29
28
29
29
29
29
29
28
Feels °C
20
28
21
22
22
25
26
27
28
29
30
31
32
32
32
33
32
32
32
33
31
  • 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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