Keaulanas surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 7 pm 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
25.5° C
(Which is slightly warmer than usual)

How big are the waves at Keaulanas today?

The current surf forecast for Keaulanas at 12AM is: 0.8m 10s primary swell from a North-northwest direction (forecast issued at 07:00pm May 12). An open ocean swell of 0.5m 8s is not directed at the surf break, a second open ocean swell of 0.8m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (13 May)--
Afternoon (13 May)3ft (0.9m)10s
Evening (13 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

Light rain (total 7mm), mostly falling on Fri afternoon. Warm (max 26°C on Wed afternoon, min 23°C on Tue night). Winds decreasing (fresh winds from the ENE on Wed afternoon, calm by Fri afternoon).

Tue
12
Wednesday
13
Thursday
14
Fri
15
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
5 AM
8 AM
11 AM
2 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
2
1
2
3
2
2
3
3
3
3
3
3
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)
0.9
NNW
10
0.9
NNW
10
0.9
NNW
10
0.8
NNW
10
0.8
NNW
10
0.8
NNW
9
0.7
NNW
9
0.7
NNW
9
0.4
SSW
14
0.4
NW
18
0.5
NW
17
0.6
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
1.2
NW
13
1.2
NW
13
1.1
NW
12
1
NW
12
Wave Graph
Metric surfscale
Energy kJ
157
154
151
120
103
98
73
84
82
82
138
214
314
441
509
631
742
691
661
642
501
479
386
287
Wind (km/h)
30
ENE
30
ENE
30
ENE
25
ENE
25
ENE
25
ENE
30
ENE
25
ENE
30
ENE
30
ENE
25
ENE
25
ENE
20
ENE
25
ENE
20
ENE
25
ENE
25
ENE
20
ENE
15
ENE
15
ENE
10
ENE
10
E
5
E
0
N
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
off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
glassy
glassy
High Tide
00:28AM0.44m
2:05PM0.62m
1:12AM0.39m
2:43PM0.71m
1:56AM0.34m
Low Tide
7:21PM0.26m
6:58AM0.04m
8:30PM0.23m
7:24AM0.01m
9:33PM0.20m
7:55AM-0.01m
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
rain showers
clear
clear
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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
1
2
Temp °C
26
24
24
23
23
24
25
26
25
24
23
23
23
24
26
26
26
25
24
24
23
24
25
24
23
22
22
21
21
22
22
24
22
22
21
22
22
22
25
24
24
25
24
24
24
25
27
27
Swell 1
Height (m)
Direction
Period (s)
0.9
NNW
10
0.9
NNW
10
0.9
NNW
10
0.8
NNW
10
0.8
NNW
10
0.8
NNW
9
0.7
NNW
9
0.7
NNW
9
0.5
NW
9
0.5
NW
9
0.5
NW
17
0.6
NW
16
1
NNE
7
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
1.2
NW
13
1.2
NW
13
1.1
NW
12
1
NW
12
Energy kJ
157
154
151
120
103
98
73
71
39
39
138
214
96
441
509
631
742
691
661
642
501
479
386
287
Swell 2
Height (m)
Direction
Period (s)
0.5
S
16
0.4
S
16
0.5
SE
8
0.6
ESE
8
0.5
SE
7
0.4
ESE
7
0.4
S
14
0.4
SSW
15
0.4
SSW
14
0.4
SSW
14
0.4
SSW
14
0.5
SE
8
0.8
NW
16
0.9
NE
7
0.5
N
8
0.4
N
8
0.4
SE
10
0.9
NNE
7
0.8
NNE
8
0.9
NE
8
0.8
NE
8
0.7
NE
7
0.6
ENE
7
0.6
ENE
7
Energy kJ
129
79
30
37
25
20
66
84
82
82
81
28
314
73
33
22
23
88
82
82
75
53
35
36
Swell 3
Height (m)
Direction
Period (s)
0.2
S
11
0.4
SW
16
0.4
S
15
0.4
S
15
0.3
S
15
0.4
S
15
0.4
SW
15
0.3
S
14
0.3
N
9
0.4
NW
18
0.4
NW
9
0.4
SSW
14
0.4
SSW
14
0.5
SSW
14
0.4
SSW
14
0.4
SW
14
0.4
SW
14
0.4
SSE
10
0.4
SW
17
0.5
SW
16
0.5
SW
16
0.5
SW
16
0.5
SW
16
0.6
N
8
Energy kJ
10
65
72
69
38
67
56
36
15
80
20
81
81
113
78
50
47
36
75
132
129
125
124
48
Wind waves
Height (m)
Direction
Period (s)
1.1
NE
6
1
ENE
6
0.8
NE
6
0.8
NE
6
0.8
NE
6
0.8
NE
6
1.1
ENE
6
1.2
ENE
6
1.2
ENE
6
1.2
ENE
6
1.2
NE
7
1.1
NE
7
1.4
E
7
1.3
E
7
0.9
NE
7
1
NE
7
1
NE
7
1
E
8
Energy kJ
85
77
53
53
43
42
94
96
99
99
128
100
212
178
75
86
96
117
Nearest Offshore or Glassy
Rating
(10 max)
1
2
1
1
1
1
1
1
1
2
2
2
2
2
3
3
3
3
3
3
3
3
3
2
Distance (km)
6
6
5
5
5
5
5
5
11
9
5
0
2
2
0
2
2
0
0
0
0
0
0
0
Best forecast wave conditions in Oahu
Rating
(10 max)
2
2
2
1
1
1
1
1
1
2
2
2
2
3
3
3
3
3
3
3
3
3
3
2
Best forecast wave conditions in United States
Rating
(10 max)
3
3
2
2
3
2
1
1
1
4
4
4
4
3
3
3
3
4
4
4
3
3
3
2
Header Global
Rating
(10 max)
9
9
8
8
7
8
9
9
9
9
5
5
5
5
5
5
5
5
5
5
6
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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