Yona Bay surfForecast / Okinawa / Japan

information circle48hr Weather and Surf, issued 2 pm Sunday 19 Apr 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
24.4° C
(Which is slightly warmer than usual)

How big are the waves at Yona Bay today?

The current surf forecast for Yona Bay at 7PM is: 0.9m 12s primary swell from a Northeast direction (forecast issued at 02:00pm April 19). An open ocean swell of 1.5m 13s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (19 Apr)--
Afternoon (19 Apr)3ft (0.9m)12s
Evening (19 Apr)5ft (1.6m)14s

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


Updates in  hr  min  s Forecast update imminent
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM
Rating
(10 max)
0
0
0
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
Swell
Height Map
Wave Height (m) & direction (?)
0.9
ENE
0.9
NE
0.9
NE
1.6
E
1.6
E
1.5
E
1.5
E
1.5
E
1.4
E
1.4
E
1.3
E
1.3
E
1.3
E
1.2
E
1.1
E
1
E
1.1
E
1.1
E
1
E
1
E
1
E
1
E
0.9
ENE
0.9
ENE
Period(s) (?)121212141313131313131313131212121211111111111111
Wave
Graph
(?)Metric surfscale
Energy kJ (?)247236232943915794772772660660551543538420342280316305265265265251202198
Wind
(km/h)
20
WNW
20
NW
15
NW
15
NW
15
WNW
15
WNW
15
WNW
20
WNW
25
WNW
25
NW
25
NW
25
NNW
20
NNW
20
NNW
15
NNW
15
NNW
15
N
15
N
15
NNE
10
ENE
10
S
10
S
10
S
10
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
onononononcross-
on
onononononcross-
on
cross-
on
cross-
on
oncross-
on
cross-
on
cross-
on
cross-
on
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
High Tide
/ height (m)
8:46PM
1.79
8:14AM
1.87
9:32PM
1.68
8:49AM
1.81
10:26PM
1.55
Low Tide
/ height (m)
2:15PM
-0.09
2:26AM
0.61
2:57PM
-0.06
3:03AM
0.74
3:43PM
0.03
3:46AM
0.87
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Sunrise------5:58-------5:58-------5:56-
Sunset--6:52-------6:52-------6:53-----
cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C222222212020202122212121202020202021212121202021
Feels °C (?)222122201918181819181819181819181920212122202021
  • 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

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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