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Surf Forecasts:

Yona Bay surfForecast / Okinawa / Japan

information circle48hr Weather and Surf, issued 8 pm Tuesday 13 Jan 2026 JST
Forecast update in hr  min  s Forecast update imminent
Yona Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Yona Bay sea temperature is
22.2° C
 (Which is normal for this time of year)

How big are the waves at Yona Bay today?

The current surf forecast for Yona Bay at 11PM is: 1.2m 7s primary swell from a North-northwest direction (forecast issued at 08:00pm January 13). An open ocean swell of 0.1m 8s is not directed at the surf break, a second open ocean swell of 0.1m 11s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (13 Jan)--
Afternoon (13 Jan)--
Evening (13 Jan)3.5ft (1.1m)7s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Tue
13
Wednesday
14
Thursday
15
Friday
16
6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1
NNW
1.1
NNW
1.2
NNW
1.1
NNW
1
NNW
0.9
NNW
0.7
N
0.6
N
0.5
N
0.4
N
0.6
N
0.6
N
0.5
N
0.5
N
0.4
NNW
0.6
E
0.3
NNW
0.3
NNW
0.6
E
0.2
NNW
0.2
N
0.6
E
0.5
E
0.1
E
Period(s) (?)677766666877666566766101014
Wave
Graph
(?)Metric surfscale
Energy kJ (?)8811313211380683626202132322120131977323368474
Wind
(km/h)
25
NNW
25
N
25
N
20
NNE
20
NE
25
NE
20
ENE
20
ENE
20
ENE
25
E
25
E
20
SE
15
ESE
15
ESE
10
SSE
0
NNW
10
NE
10
NE
15
ENE
10
ENE
15
NE
20
ENE
20
ENE
20
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
oncross-
on		cross-
on		cross-
on		crosscrosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offoffoffoffglasscrosscrosscross-
off		cross-
off		crosscross-
off		cross-
off		cross-
off
High Tide
/ height (m)
5:09AM
1.15
3:22PM
1.39
6:06AM
1.25
4:19PM
1.42
6:42AM
1.34
Low Tide
/ height (m)
9:58PM
0.45
9:28AM
0.99
10:55PM
0.35
10:46AM
0.99
11:39PM
0.25
11:41AM
0.96
Tue
13
Wednesday
14
Thursday
15
Friday
16
Sunrise-----7:16-------7:16-------7:16--
Sunset-------5:53-------5:54-------5:55
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
Rain (mm)
------------------------
Temp. °C181817171717171818181818181919191920191919192020
Feels °C (?)131212131312121413121314141617191717161716151616
  • 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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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.

View detailed surf forecast for Yona Bay at:
surf-forecast.com

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