Hawaiians surfForecast / Okinawa / Japan

information circle48hr Weather and Surf, issued 8 pm Monday 18 May 2026 JST
Forecast update in hr  min  s Forecast update imminent
Hawaiians surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hawaiians sea temperature is
23.5° C
(Which is 2.1°C colder than average for this time of year)

How big are the waves at Hawaiians today?

The current surf forecast for Hawaiians at 5AM is: 1.3m 9s primary swell from a East direction (forecast issued at 08:00pm May 18). The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (19 May)4ft (1.2m)9s
Afternoon (19 May)1ft (0.3m)5s
Evening (19 May)1ft (0.3m)5s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 10mm), heaviest on Tue morning. Warm (max 26°C on Tue morning, min 22°C on Mon night). Wind will be generally light.

Mon
18
Tuesday
19
Wednesday
20
Thursday
21
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
3
0
0
1
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)
1.3
E
9
1.5
E
9
1.5
E
9
1.9
E
8
1.3
E
9
1.2
E
9
1.1
E
9
0.3
NNE
5
0.3
NNE
5
0.3
NNE
5
0.3
NNE
5
0.9
ESE
9
0.2
NNE
5
0.4
WSW
3
0.3
WSW
3
0.3
WSW
3
0.4
SW
3
0.4
SW
3
0.4
SW
3
0.5
SW
3
0.6
SW
4
0.6
SW
4
0.8
WSW
5
0.9
WSW
6
Wave Graph
Metric surfscale
Energy kJ
257
343
335
513
247
210
175
5
5
4
4
0
2
2
2
2
2
3
3
5
10
13
34
55
Wind (km/h)
25
ENE
25
ENE
25
ENE
20
ENE
15
NE
15
NE
5
NNE
5
NNW
10
WNW
10
WNW
15
W
10
W
10
WSW
15
SW
15
SW
15
SW
15
SSW
10
S
10
S
15
SSW
15
SSW
15
SW
20
SW
20
SW
off
off
off
off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
High Tide
8:54PM1.95m
8:09AM2.08m
9:41PM1.87m
8:52AM2.01m
10:33PM1.79m
9:40AM1.89m
Low Tide
2:27AM0.83m
3:01PM-0.08m
3:11AM0.90m
3:49PM0.03m
4:02AM0.97m
cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
clear
clear
thunderstorm
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:39
5:39
5:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:08
7:09
7:09
7:10
2
1
6
1
Temp °C
22
22
22
23
23
24
26
25
25
24
23
23
23
24
24
24
24
23
23
23
23
24
25
25
21
21
21
24
25
26
30
28
28
27
25
26
25
26
25
25
26
25
25
25
25
26
26
26
Swell 1
Height (m)
Direction
Period (s)
1.9
E
8
1.3
E
9
1.2
E
9
1.1
E
9
1
E
8
0.9
ESE
8
0.9
ESE
8
0.9
ESE
9
0.9
ESE
9
0.9
ESE
8
0.9
ESE
9
0.8
ESE
10
0.8
ESE
10
0.8
ESE
10
0.8
ESE
10
0.8
ESE
10
0.7
ESE
10
0.6
ESE
10
0.6
ESE
10
0.6
ESE
10
0.6
ESE
10
Energy kJ
513
247
210
175
147
118
118
123
123
103
106
105
105
105
105
105
81
72
72
72
74
Swell 2
Height (m)
Direction
Period (s)
0.3
NNE
5
0.3
NNE
5
0.3
NNE
5
0.3
NNE
5
0.2
NNE
5
0.2
NNE
5
0.1
NE
5
Energy kJ
5
5
4
4
2
2
1
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
1.3
E
9
1.5
E
9
1.5
E
9
1.4
E
9
0.4
WSW
3
0.3
WSW
3
0.3
WSW
3
0.4
SW
3
0.4
SW
3
0.4
SW
3
0.5
SW
3
0.6
SW
4
0.6
SW
4
0.8
WSW
5
0.9
WSW
6
Energy kJ
257
343
335
284
2
2
2
2
3
3
5
10
13
34
55
Nearest Offshore or Glassy
Rating
(10 max)
1
2
2
2
1
1
1
1
1
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
Distance (km)
0
619
3
0
32
32
0
12
12
12
12
12
12
12
68
68
12
12
12
17
17
17
68
26
Best forecast wave conditions in Okinawa
Rating
(10 max)
2
2
3
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Best forecast wave conditions in Japan
Rating
(10 max)
2
1
2
3
2
2
2
2
2
2
2
2
2
2
3
2
2
3
3
2
2
2
2
3
Header Global
Rating
(10 max)
4
4
4
5
4
4
4
4
4
4
4
4
4
4
5
5
4
4
4
5
5
5
4
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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