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Surf Forecasts:

Yona Bay surfForecast / Okinawa / Japan

information circle48hr Weather and Surf, issued 2 am Friday 13 Mar 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
21.4° C
 (Which is slightly cooler than normal)

How big are the waves at Yona Bay today?

The current surf forecast for Yona Bay at 5AM is: 3.0m 8s primary swell from a North-northwest direction and 0.5m 12s secondary swell from a East-northeast direction (forecast issued at 02:00am March 13). An open ocean swell of 0.3m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (13 Mar)11ft (3.5m)8s
Afternoon (13 Mar)11ft (3.5m)9s
Evening (13 Mar)11ft (3.5m)9s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Friday
13
Saturday
14
Sunday
15
0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
3
3
3
2
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2.5
N
2.5
NNW
3
N
3.5
N
3
N
3.5
N
3.5
N
3.5
N
3.5
N
3.5
N
3.5
NNE
3
NNE
2.4
N
2.1
ENE
2.2
ENE
2.4
ENE
2.5
ENE
2.5
ENE
2.5
ENE
2.5
ENE
2.5
ENE
2.5
ENE
2.3
ENE
2.2
ENE
Period(s) (?)788899999101010101314151516161515151414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)6988871190156516041744187919332166219920492006107014491787261330893480339231342830256321691744
Wind
(km/h)
45
N
45
N
50
N
50
N
50
N
55
N
50
N
50
N
50
N
50
N
45
NNE
45
NNE
40
NNE
35
NNE
30
NNE
30
NNE
25
NNE
25
NNE
25
NNE
20
NE
20
NE
20
N
25
NNE
25
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscrosscrosscrosscrosscrosscrosscross-
on		cross-
on		cross-
on
High Tide
/ height (m)
5:11AM
1.14
1:15PM
1.20
5:27AM
1.27
3:37PM
1.25
5:47AM
1.39
4:46PM
1.38
Low Tide
/ height (m)
8:24AM
1.11
9:44PM
0.48
10:41AM
1.00
10:45PM
0.37
11:21AM
0.85
Friday
13
Saturday
14
Sunday
15
Sunrise---6:39-------6:37-------6:37----
Sunset------6:34-------6:34-------6:35-
light rain
rain showers
light rain
part cloud
part cloud
part cloud
cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
Rain (mm)
321---------------------
Temp. °C151515161616161515151415151615161717171717181818
Feels °C (?)55455454444568991212121313141313
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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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