Yona Bay surfForecast / Okinawa / Japan

information circle48hr Weather and Surf, issued 8 pm Monday 25 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
24.3° C
(Which is 1.4°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 1AM is: 0.7m 9s primary swell from a Northeast direction (forecast issued at 08:00pm May 25). An open ocean swell of 0.5m 9s is not directed at the surf break, a second open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (26 May)1.5ft (0.5m)9s
Afternoon (26 May)2.5ft (0.7m)8s
Evening (26 May)2.5ft (0.7m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 19mm), heaviest on Tue night. Warm (max 28°C on Tue afternoon, min 24°C on Mon night). Wind will be generally light.

Mon
25
Tuesday
26
Wednesday
27
Thursday
28
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
6 AM
9 AM
12 PM
3 PM
Rating
(10 max)
1
1
1
1
1
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.6
ENE
10
0.6
NE
9
0.7
NE
9
0.7
NE
9
0.7
NE
9
0.5
NE
9
0.5
NE
9
0.7
W
8
0.7
ENE
10
0.7
ENE
10
0.6
ENE
10
0.6
ENE
9
0.6
ENE
9
0.7
ENE
12
0.7
ENE
12
0.6
ENE
12
0.6
ENE
11
0.6
ENE
11
0.6
ENE
11
0.6
ENE
11
0.6
ENE
11
0.5
ENE
10
1
SW
5
0.6
W
7
Wave Graph
Metric surfscale
Energy kJ
60
71
90
90
90
42
42
68
83
81
60
59
59
121
121
90
81
79
78
76
75
60
52
38
Wind (km/h)
10
ESE
20
SE
20
SSE
20
SE
15
S
15
SSW
15
SSW
20
SSW
15
SSW
20
S
20
S
20
SSW
20
SSW
20
SW
20
SSW
25
SW
20
SW
15
SW
15
WSW
15
WSW
15
WSW
15
W
15
WNW
15
NW
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross
cross
cross
cross-on
cross
cross
cross-on
cross-on
on
High Tide
3:28AM1.62m
4:10PM1.47m
4:10AM1.68m
5:09PM1.54m
4:46AM1.72m
Low Tide
8:58PM0.71m
9:59AM0.65m
9:57PM0.77m
10:47AM0.50m
10:45PM0.82m
11:28AM0.39m
light rain
cloud
light rain
thunderstorm
thunderstorm
cloud
thunderstorm
part cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
light rain
thunderstorm
cloud
cloud
rain showers
rain showers
light rain
rain showers
part cloud
light rain
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:35
5:35
5:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:12
7:13
7:13
7:14
2
1
2
1
1
3
2
1
1
3
1
1
1
1
Temp °C
24
24
24
24
25
26
26
28
27
26
25
25
26
26
26
27
26
26
26
26
26
26
25
25
27
25
25
26
28
29
29
31
29
28
27
27
28
27
28
28
28
29
29
29
29
29
28
27
Swell 1
Height (m)
Direction
Period (s)
0.6
ESE
10
0.6
NE
9
0.7
NE
9
0.7
NE
9
0.7
NE
9
0.5
ESE
9
0.5
ESE
9
0.7
W
8
0.7
W
8
0.7
W
7
0.7
W
7
0.7
W
7
0.7
W
7
0.7
W
8
0.8
W
8
0.6
ENE
12
1.2
WSW
8
1.1
WSW
8
0.6
ENE
11
0.6
ENE
11
0.7
W
8
0.7
W
7
0.7
W
7
0.6
SSW
6
Energy kJ
77
71
90
90
90
49
49
68
61
54
51
49
51
55
82
90
175
145
78
76
54
54
52
25
Swell 2
Height (m)
Direction
Period (s)
0.6
ENE
10
0.6
ESE
10
0.5
ESE
10
0.4
ESE
9
0.5
ESE
9
0.5
NE
9
0.5
NE
9
0.5
NE
9
0.7
ENE
10
0.7
ENE
10
0.6
ENE
10
0.6
ENE
9
0.6
ENE
9
0.7
ENE
12
0.7
ENE
12
0.4
ESE
10
0.6
ENE
11
0.6
ENE
11
0.4
ESE
10
0.4
ESE
10
0.6
ENE
11
0.5
ENE
10
0.7
SSW
5
0.6
W
7
Energy kJ
60
77
56
29
46
39
39
39
83
81
60
59
59
121
121
33
81
79
33
32
75
60
22
38
Swell 3
Height (m)
Direction
Period (s)
0.4
WSW
6
0.4
WSW
6
0.4
WSW
6
0.4
WSW
6
0.4
WSW
6
0.4
ENE
10
0.4
ENE
10
0.5
E
9
0.5
E
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
10
0.1
E
15
0.4
ESE
10
0.4
ESE
10
0.1
E
14
0.1
E
14
0.4
ESE
10
0.4
ESE
10
0.4
ENE
10
0.4
ENE
10
Energy kJ
14
13
13
14
14
42
42
45
46
31
31
31
31
31
32
4
33
33
4
4
32
31
38
38
Wind waves
Height (m)
Direction
Period (s)
0.4
SE
2
0.6
SE
4
0.6
SSE
4
0.5
SSE
4
0.9
SW
4
0.8
SW
6
0.6
S
4
0.7
S
4
0.9
S
5
1
S
5
0.9
S
5
1
S
5
1
SSW
5
0.9
SSW
5
1.3
SW
8
1
SSW
5
0.8
SSW
5
1.1
WSW
7
1.2
SW
7
0.8
SSW
5
0.7
SSW
5
1
SW
5
Energy kJ
2
10
10
8
23
47
14
19
34
43
35
42
47
39
216
44
26
125
156
25
19
48
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
2
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
0
0
0
0
0
12
676
14
655
595
655
655
12
12
664
44
12
12
12
12
12
14
76
74
Best forecast wave conditions in Okinawa
Rating
(10 max)
1
1
1
1
1
1
2
2
2
1
2
2
1
1
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
2
2
2
2
2
1
1
2
1
2
1
2
2
2
2
2
2
3
2
2
2
3
3
3
Header Global
Rating
(10 max)
5
4
4
4
4
4
5
5
9
9
9
5
6
7
7
7
8
9
9
7
6
9
7
9
  • 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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