Keaulanas surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 7 am Tuesday 12 May 2026 HST
Forecast update in hr  min  s Forecast update imminent
Keaulanas surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Keaulanas sea temperature is
25.4° C
(Which is slightly warmer than usual)

How big are the waves at Keaulanas today?

The current surf forecast for Keaulanas at 1PM is: 0.5m 16s primary swell from a South direction and 0.8m 10s secondary swell from a North-northwest direction (forecast issued at 07:00am May 12). An open ocean swell of 1.1m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (12 May)2ft (0.6m)11s
Afternoon (12 May)3ft (0.9m)10s
Evening (12 May)3ft (0.9m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 26°C on Tue afternoon, min 23°C on Tue night). Mainly fresh winds.

Tuesday
12
Wednesday
13
Thursday
14
Fri
15
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
1
2
2
1
1
2
2
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.6
NW
10
0.6
NNW
11
0.5
S
16
0.9
NNW
10
0.9
NNW
10
0.9
NNW
10
0.8
NNW
10
0.8
NNW
10
0.8
NNW
10
0.4
SW
16
0.7
NNW
9
0.7
NNW
9
0.4
SSW
14
0.4
SSW
14
0.5
NW
17
0.7
NW
16
0.8
NW
16
1
NW
15
1.1
NW
15
1.2
NW
15
1.4
NW
14
1.4
NW
14
1.4
NW
14
1.4
NW
13
Wave Graph
Metric surfscale
Energy kJ
89
98
127
149
157
154
122
120
103
76
73
71
82
82
138
271
314
441
509
631
742
691
661
642
Wind (km/h)
25
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
25
ENE
25
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
25
ENE
25
ENE
20
ENE
25
ENE
20
ENE
25
ENE
25
ENE
25
ENE
25
ENE
20
E
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
1:29PM0.52m
00:28AM0.44m
2:05PM0.62m
1:12AM0.39m
2:43PM0.71m
1:56AM0.34m
Low Tide
6:35AM0.07m
7:21PM0.26m
6:58AM0.04m
8:30PM0.23m
7:24AM0.01m
9:33PM0.20m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:54
5:54
5:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:01
7:01
7:02
7:02
Temp °C
23
24
25
26
25
23
23
23
23
24
25
26
25
24
23
23
23
24
26
26
26
24
24
24
21
21
22
22
22
20
20
21
21
21
22
23
22
22
21
22
23
22
25
24
24
23
23
24
Swell 1
Height (m)
Direction
Period (s)
1
NNE
6
1
NNE
6
0.7
NNW
10
0.9
NNW
10
0.9
NNW
10
0.9
NNW
10
0.8
NNW
10
0.8
NNW
10
0.8
NNW
10
0.7
NNW
9
0.7
NNW
9
0.7
NNW
9
0.5
NW
9
0.5
NW
9
0.5
NW
17
0.7
NW
16
0.8
NW
16
1
NW
15
1.1
NW
15
1.2
NW
15
1.4
NW
14
1.4
NW
14
1.4
NW
14
1.4
NW
13
Energy kJ
90
75
115
149
157
154
122
120
103
76
73
71
39
39
138
271
314
441
509
631
742
691
661
642
Swell 2
Height (m)
Direction
Period (s)
0.6
NW
10
0.6
NNW
11
0.5
S
16
0.5
S
16
0.5
S
16
0.4
S
16
0.4
S
15
0.4
S
15
0.4
S
15
0.4
S
15
0.4
S
14
0.4
SW
15
0.4
SSW
14
0.4
SSW
14
0.5
N
8
0.5
SE
8
0.4
N
8
0.5
SSW
14
0.4
NW
11
0.4
ESE
8
0.4
SE
9
0.9
NE
7
0.7
NE
6
0.7
NE
7
Energy kJ
89
98
127
131
129
79
72
69
68
67
66
55
82
82
31
28
21
113
43
19
22
82
40
47
Swell 3
Height (m)
Direction
Period (s)
0.4
NNW
12
0.6
NW
10
0.4
NW
11
0.4
NW
10
0.3
SE
9
0.4
SW
16
0.4
SW
16
0.3
SSW
15
0.3
SSW
14
0.4
SW
16
0.4
SW
15
0.4
S
14
0.4
SE
9
0.4
SE
9
0.4
SSW
14
0.4
SSW
14
0.4
ESE
7
0.4
SE
9
0.4
SSW
14
0.4
SW
14
0.4
SW
14
0.4
SSE
10
0.4
N
8
0.5
SW
16
Energy kJ
49
63
40
35
13
65
65
42
41
63
56
63
21
20
81
81
21
23
78
50
47
37
21
132
Wind waves
Height (m)
Direction
Period (s)
1.3
E
7
0.4
SE
6
1.1
NE
6
1.1
NE
6
1.1
NE
6
1.1
NE
6
1
ENE
6
1
ENE
6
1
ENE
6
0.9
ENE
6
1
ENE
6
1.1
ENE
6
1.1
ENE
6
1.2
ENE
6
1.1
NE
6
1.1
NE
6
0.9
NE
6
1.1
NE
7
0.9
NE
7
0.9
NNE
7
1
NE
8
Energy kJ
148
10
91
95
95
85
80
80
73
58
73
88
88
99
85
94
59
105
75
81
125
Nearest Offshore or Glassy
Rating
(10 max)
1
2
1
2
2
2
1
1
1
1
1
1
1
1
2
2
2
2
3
3
3
3
3
3
Distance (km)
2
6
5
11
6
9
9
5
5
5
9
9
9
5
5
0
2
2
2
2
6
2
2
2
Best forecast wave conditions in Oahu
Rating
(10 max)
2
2
2
2
2
2
1
1
1
1
1
1
1
1
2
2
2
3
3
3
3
3
3
3
Best forecast wave conditions in United States
Rating
(10 max)
3
2
2
2
3
3
2
2
3
2
2
1
2
4
4
4
4
3
3
3
4
4
4
4
Header Global
Rating
(10 max)
8
9
9
9
9
9
9
8
7
9
9
9
9
8
5
5
5
5
5
5
5
5
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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