Yona Bay surfForecast / Okinawa / Japan

information circle48hr Weather and Surf, issued 8 am Wednesday 06 May 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
23.6° C
(Which is 1.1°C colder than average for this time of year)

How big are the waves at Yona Bay today?

The current surf forecast for Yona Bay at 1PM is: 0.3m 6s primary swell from a North-northwest direction (forecast issued at 08:00am May 06). An open ocean swell of 0.7m 6s is not directed at the surf break, a second open ocean swell of 0.7m 9s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (06 May)1ft (0.3m)6s
Afternoon (06 May)1ft (0.3m)6s
Evening (06 May)0.5ft (0.2m)6s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 31mm), heaviest during Wed morning. Warm (max 26°C on Fri morning, min 19°C on Fri night). Winds increasing (calm on Thu morning, fresh winds from the NNE by Fri night).

Wednesday
6
Thursday
7
Friday
8
Sat
9
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
12 AM
3 AM
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
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.3
NNW
6
0.3
NNW
6
0.3
NNW
6
0.3
NNW
6
0.3
NNW
6
0.2
NNW
6
0.2
NNW
6
0.2
NNW
6
0.2
NNW
6
0.2
N
6
0.1
N
6
0.1
N
6
0.1
N
6
0.1
N
5
0.1
N
5
0.1
NE
8
0.1
NE
7
0.1
NE
7
0.1
NE
6
0.1
NE
7
0.5
N
3
1.5
N
6
1.9
N
7
1.7
N
7
Wave Graph
Metric surfscale
Energy kJ
8
7
7
7
8
4
4
4
4
3
1
1
1
1
1
2
2
2
2
2
4
134
335
295
Wind (km/h)
5
W
15
NNE
5
NE
5
NNE
5
SSW
5
ENE
5
SSE
5
S
0
SSW
0
NNE
5
ESE
5
SE
5
SE
10
SE
10
SSE
10
SSE
10
SSE
10
S
15
SSW
25
W
25
NNW
35
NNE
35
NNE
30
NNE
glassy
cross
cross
cross
glassy
glassy
cross-off
cross-off
glassy
glassy
glassy
glassy
glassy
off
off
off
cross-off
cross-off
cross-off
cross-on
cross-on
cross
cross
cross
High Tide
8:27AM1.71m
10:10PM1.46m
8:59AM1.62m
11:03PM1.40m
9:39AM1.52m
00:13AM1.37m
Low Tide
3:27PM0.25m
3:16AM0.98m
4:07PM0.35m
4:04AM1.05m
4:59PM0.45m
heavy rain
mod rain
light rain
mod rain
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
light rain
cloud
light rain
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:46
5:45
5:43
5:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:01
7:01
7:02
7:02
11
9
5
7
1
5
3
1
Temp °C
21
20
20
20
21
21
20
20
20
21
22
24
24
23
22
22
22
23
26
24
22
20
19
19
24
20
22
22
24
23
22
22
23
24
24
27
27
25
24
24
24
25
28
24
21
16
14
16
Swell 1
Height (m)
Direction
Period (s)
0.8
ESE
6
0.8
ESE
6
0.8
ESE
6
0.7
ESE
7
1
E
9
0.9
ESE
9
0.9
ESE
9
1
E
9
1
E
9
1
E
9
1
E
9
1
E
9
1
ESE
9
1
ESE
9
1
ESE
9
0.9
ESE
9
0.9
ESE
9
1
ESE
9
0.9
ESE
9
1
ESE
9
1
ESE
9
0.9
ESE
9
0.9
ESE
9
0.9
ESE
10
Energy kJ
43
51
56
45
173
141
141
169
169
165
165
165
173
173
173
143
143
154
146
161
161
153
153
159
Swell 2
Height (m)
Direction
Period (s)
0.7
ESE
10
0.7
ESE
10
0.7
ESE
9
0.7
ESE
9
0.3
NNW
6
0.2
NNW
6
0.2
NNW
6
0.2
NNW
6
0.2
NNW
6
0.2
N
6
0.1
N
6
0.1
N
6
0.1
N
6
0.1
N
5
0.1
N
5
0.1
N
5
0.1
NE
7
0.1
NE
7
0.1
NE
6
0.1
NE
7
0.1
NE
7
Energy kJ
96
94
90
88
8
4
4
4
4
3
1
1
1
1
1
1
2
2
2
2
2
Swell 3
Height (m)
Direction
Period (s)
0.3
NNW
6
0.3
NNW
6
0.3
NNW
6
0.3
NNW
6
0.1
N
8
0.1
N
8
0.1
N
8
0.1
N
8
0.1
N
7
0.1
N
5
0.1
N
5
0.1
NE
8
Energy kJ
8
7
7
7
1
1
1
1
1
1
1
2
Wind waves
Height (m)
Direction
Period (s)
0.3
SE
2
0.3
SE
3
0.4
SE
3
0.4
SSE
3
0.2
WSW
2
0.5
N
3
1.5
N
6
1.9
N
7
1.7
N
7
Energy kJ
1
1
2
3
1
4
134
335
295
Nearest Offshore or Glassy
Rating
(10 max)
1
2
1
1
1
1
1
1
1
1
2
1
1
2
2
1
1
1
1
1
2
1
2
1
Distance (km)
12
74
12
28
12
12
12
12
12
12
14
12
28
605
14
12
12
12
12
14
74
597
597
595
Best forecast wave conditions in Okinawa
Rating
(10 max)
2
2
2
2
2
1
2
2
2
2
2
2
1
2
2
2
1
2
2
2
Best forecast wave conditions in Japan
Rating
(10 max)
2
2
2
2
2
1
2
2
2
2
2
2
1
2
2
2
2
2
2
2
2
2
2
3
Header Global
Rating
(10 max)
5
5
5
7
9
9
6
6
4
7
6
5
5
5
6
6
6
6
7
7
7
6
7
8
  • 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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