Yona Bay surfForecast / Okinawa / Japan

information circle48hr Weather and Surf, issued 8 am Thursday 16 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
24.1° C
(Which is slightly warmer than usual)

How big are the waves at Yona Bay today?

The current surf forecast for Yona Bay at 2PM is: 0.7m 6s primary swell from a North direction (forecast issued at 08:00am April 16). An open ocean swell of 1.8m 16s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (16 Apr)2.5ft (0.7m)5s
Afternoon (16 Apr)2.5ft (0.7m)6s
Evening (16 Apr)2.5ft (0.8m)7s

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


Updates in  hr  min  s Forecast update imminent
Thursday
16
Friday
17
Saturday
18
Sun
19
6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
1
0
0
1
2
0
0
2
2
3
3
1
2
1
Swell
Height Map
Wave Height (m) & direction (?)
0.7
NNW
0.7
N
0.7
N
0.7
N
0.8
N
0.8
N
0.8
N
0.7
N
0.7
N
0.6
N
0.7
N
0.8
ENE
0.9
ENE
1
E
1.3
E
0.2
ENE
0.2
ENE
1
ENE
1.4
E
1.6
ENE
1.6
ENE
1.5
ENE
1.3
ENE
1
ENE
Period(s) (?)556677777887777131310101211111010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)252734385661625051406571841061811717197354658572476320186
Wind
(km/h)
15
N
15
N
15
N
20
N
15
NE
15
E
15
E
25
E
20
ESE
20
ESE
20
ESE
20
ESE
20
ESE
25
ESE
25
SE
15
SE
15
SE
15
SE
15
SE
20
SE
20
ESE
20
ESE
20
ESE
15
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
cross-
on
cross-
on
crosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offcross-
off
cross-
off
offoffoffoffoffoffoffoffcross-
off
offcross-
off
High Tide
/ height (m)
6:11AM
1.75
6:40PM
1.81
6:39AM
1.82
7:21PM
1.86
7:09AM
1.87
8:02PM
1.85
Low Tide
/ height (m)
12:24PM
0.20
12:41AM
0.36
12:59PM
0.05
1:16AM
0.42
1:36PM
-0.05
1:50AM
0.50
Thursday
16
Friday
17
Saturday
18
Sun
19
Sunrise-6:03-------6:01-------6:01------
Sunset----6:51-------6:51-------6:52---
cloud
cloud
clear
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
light rain
light rain
Rain (mm)
----------------------11
Temp. °C212121212222222221212223222222212122222221212120
Feels °C (?)202120202122222119202022202020202021212019191919
  • 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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