Tengan surfForecast / Okinawa / Japan

information circle48hr Weather and Surf, issued 8 pm Thursday 21 May 2026 JST
Forecast update in hr  min  s Forecast update imminent
Tengan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tengan sea temperature is
23.8° C
(Which is 1.8°C colder than average for this time of year)

How big are the waves at Tengan today?

The current surf forecast for Tengan at 3AM is: 0.6m 10s primary swell from a East-southeast direction (forecast issued at 08:00pm May 21). An open ocean swell of 0.5m 7s is not directed at the surf break, a second open ocean swell of 0.8m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (22 May)1.5ft (0.5m)9s
Afternoon (22 May)1.5ft (0.5m)9s
Evening (22 May)1.5ft (0.5m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 29mm), heaviest during Fri night. Warm (max 27°C on Sun morning, min 23°C on Fri night). Wind will be generally light.

Thu
21
Friday
22
Saturday
23
Sunday
24
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)
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
Height MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.6
ESE
10
0.6
ESE
10
0.6
ESE
10
0.6
ESE
10
0.6
ESE
10
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
10
0.4
ESE
10
0.4
ESE
9
Wave Graph
Metric surfscale
Energy kJ
74
74
74
72
72
50
50
49
49
49
49
49
49
49
49
48
48
48
48
49
50
52
35
34
Wind (km/h)
15
SW
15
SSW
15
SW
15
SW
10
SW
15
SW
10
WSW
10
SW
20
SW
20
SSW
20
SW
15
WSW
15
S
20
SSW
25
SW
15
SW
15
WSW
10
WSW
10
WSW
10
SW
10
SW
10
WSW
10
SW
10
SW
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
11:05PM1.72m
10:04AM1.76m
00:09AM1.65m
11:15AM1.60m
1:14AM1.64m
12:51PM1.50m
Low Tide
4:13PM0.17m
4:28AM1.07m
5:11PM0.37m
5:45AM1.08m
6:14PM0.55m
7:16AM1.02m
cloud
part cloud
part cloud
cloud
light rain
cloud
light rain
light rain
light rain
light rain
light rain
light rain
mod rain
light rain
thunderstorm
thunderstorm
thunderstorm
cloud
cloud
clear
part cloud
cloud
clear
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:39
5:37
5:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:10
7:10
7:12
7:12
1
2
1
4
2
1
3
6
2
3
1
1
1
Temp °C
25
25
24
24
25
25
24
24
24
24
24
24
23
24
24
25
26
26
26
25
26
27
27
27
27
27
26
27
28
28
27
27
26
25
25
27
26
26
24
27
28
29
29
28
29
30
30
29
Swell 1
Height (m)
Direction
Period (s)
0.6
ESE
10
0.8
WSW
6
0.6
ESE
10
0.6
ESE
10
0.6
ESE
10
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.6
WSW
5
0.7
W
6
0.7
W
6
1.1
WSW
5
0.9
WSW
6
0.9
W
6
0.9
W
6
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.8
WSW
6
0.7
W
6
0.8
W
7
Energy kJ
74
55
74
72
72
50
50
49
22
39
39
74
52
52
53
48
48
48
48
49
50
50
35
70
Swell 2
Height (m)
Direction
Period (s)
0.1
E
11
0.6
ESE
10
0.6
W
7
0.5
W
7
0.6
W
7
0.6
W
6
0.1
E
10
0.1
E
10
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.5
ESE
9
0.4
NNW
8
0.4
NNW
7
0.4
NNW
7
0.4
NNW
7
0.3
N
8
0.4
N
7
0.5
ESE
10
0.4
ESE
10
0.4
ESE
9
Energy kJ
2
74
32
22
32
27
2
2
49
49
49
49
49
49
49
19
18
17
15
10
17
52
35
34
Swell 3
Height (m)
Direction
Period (s)
0.1
E
11
0.1
E
10
0.2
WNW
7
0.1
E
9
0.1
N
6
0.1
N
6
0.2
NNW
6
0.4
NNW
8
0.3
NNW
8
0.1
N
8
0.2
N
8
0.3
N
8
0.3
NNW
7
0.3
NNW
7
0.4
N
7
0.3
N
7
0.3
N
7
Energy kJ
2
2
4
2
1
1
3
22
11
1
5
11
9
9
16
8
8
Wind waves
Height (m)
Direction
Period (s)
0.7
WSW
6
0.8
WSW
7
0.8
WSW
7
0.8
WSW
6
0.7
WSW
6
0.7
WSW
6
0.6
WSW
6
0.3
S
3
0.8
SSW
4
0.7
WSW
6
0.6
WSW
6
0.9
WSW
6
1
W
5
1
W
5
0.9
WSW
6
0.9
WSW
6
0.9
WSW
6
Energy kJ
34
60
58
55
39
35
24
1
17
31
21
45
53
57
55
57
62
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
11
11
11
11
11
11
11
11
11
56
56
11
14
27
14
11
11
11
11
11
11
11
11
11
Best forecast wave conditions in Okinawa
Rating
(10 max)
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
4
3
3
2
2
2
1
1
1
1
2
1
1
1
1
1
1
2
4
2
2
2
2
4
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
7
7
7
6
6
7
8
6
7
8
8
7
7
6
6
5
5
  • 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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