Yona Bay Surf Break

Lat Long: 26.76° N 128.19° E

Yona Bay 48 hour detailed Surf Forecast

Issued: 2 am 04 Sep 2026 (local time)

Forecast update in  hr  min

Today's Yona Bay sea temperature is
28.0°C
0.6° 

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


How big are the waves at Yona Bay today (04 Sep):

  • Morning surf: Morning surf (04 Sep, local time) - 3ft (0.9m), 9s period with E swell.
  • Afternoon surf: Afternoon surf (04 Sep, local time) - 1.5ft (0.4m), 10s period with ENE swell.
  • Evening surf: Evening surf (04 Sep, local time) - 2.5ft (0.7m), 9s period with E swell.

The current surf forecast for Yona Bay at 7AM is: 0.9m 10s primary swell from a East direction and 0.5m 7s secondary swell from a North direction (forecast issued at 02:00am September 04). An open ocean swell of 2.0m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (04 Sep)3ft (0.9m)9s
Afternoon (04 Sep)1.5ft (0.4m)10s
Evening (04 Sep)2.5ft (0.7m)9s

Table - waves today at Yona Bay. (Swell directed towards the surf break)


Short Range Forecast

Moderate rain (total 14mm), heaviest on Fri afternoon. Warm (max 29°C on Sat afternoon, min 27°C on Fri night). Mainly strong winds.

Friday
4
Saturday
5
Sunday
6
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
E
10
1
E
10
0.9
E
10
0.9
E
9
0.8
E
9
0.4
ENE
10
0.7
E
8
0.7
E
9
0.8
NW
7
1
NW
7
1.2
NW
10
1.4
NNW
11
1.4
NNW
10
1
N
9
0.7
N
9
0.8
WNW
7
0.9
NNW
8
1
NNW
7
0.9
NNW
10
0.9
NNW
10
0.9
NNW
10
1.5
NE
7
1
N
8
1
N
8
Wave Graph
Metric surfscale
Energy kJ
331
192
149
136
103
31
66
76
52
85
296
433
386
168
80
55
98
104
176
170
160
204
132
117
Wind (km/h)
35
SW
35
SW
30
SSW
30
SSW
30
SW
30
SW
25
SW
30
SW
30
SW
30
SW
30
SW
30
SSW
20
S
5
SSE
25
E
40
ENE
40
ENE
35
ENE
35
ENE
35
NE
30
NE
30
NNE
30
NNE
25
NNE
Wind State
cross
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-on
cross
High Tide
10:33PM1.85m
12:21PM1.50m
11:22PM1.75m
2:40PM1.44m
00:47AM1.65m
4:35PM1.55m
Low Tide
5:38AM0.56m
5:18PM1.17m
7:04AM0.63m
6:55PM1.31m
8:52AM0.61m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
part cloud
part cloud
thunderstorm
cloud
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:07
6:07
6:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:45
6:44
6:42
 mm
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
Temp °C
27
27
27
28
28
28
28
27
27
27
27
27
28
29
28
28
28
28
27
28
28
28
28
28
Feels °C
27
27
27
29
29
29
30
28
27
27
27
28
31
35
30
28
27
28
27
28
29
29
29
30
  • 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
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

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.


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