ADs/Doubles surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 1 am Monday 18 May 2026 HST
Forecast update in hr  min  s Forecast update imminent
ADs/Doubles surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's ADs/Doubles sea temperature is
25.4° C
(Which is normal for this time of year)

How big are the waves at ADs/Doubles today?

The current surf forecast for ADs/Doubles at 8AM is: 1.8m 8s primary swell from a East-northeast direction and 0.7m 14s secondary swell from a South-southwest direction, 0.4m 7s secondary swell from a South-southeast direction (forecast issued at 01:00am May 18). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (18 May)6ft (1.8m)8s
Afternoon (18 May)6ft (1.9m)8s
Evening (18 May)5.5ft (1.7m)8s

Table - waves today at ADs/Doubles. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Tue morning. Warm (max 24°C on Mon morning, min 23°C on Tue night). Winds increasing (moderate winds from the ENE on Mon morning, strong winds from the ENE by Wed night).

Monday
18
Tuesday
19
Wednesday
20
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
5 PM
8 PM
11 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 MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.9
ENE
8
1.9
ENE
8
1.8
ENE
8
1.8
ENE
8
1.9
ENE
8
1.9
ENE
8
1.7
ENE
8
1.6
ENE
8
1.6
ENE
8
1.6
ENE
8
1.6
ENE
8
1.6
ENE
8
1.6
ENE
8
1.6
ENE
8
1.8
ENE
8
1.6
ENE
7
1.8
ENE
8
1.8
ENE
8
2.1
ENE
8
2.3
ENE
8
2.4
ENE
8
2.3
ENE
8
2.5
ENE
8
2.5
ENE
8
Wave Graph
Metric surfscale
Energy kJ
473
473
437
437
449
449
353
302
302
302
295
280
280
295
346
227
404
414
533
653
745
702
889
916
Wind (km/h)
25
ENE
25
ENE
25
ENE
35
ENE
35
ENE
35
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
35
ENE
35
ENE
35
ENE
35
ENE
35
ENE
35
ENE
40
ENE
40
ENE
45
ENE
45
ENE
45
ENE
45
ENE
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross
cross
cross
cross-on
cross-on
cross
cross
cross
cross
High Tide
3:50AM0.14m
4:55PM0.75m
4:49AM0.12m
5:47PM0.71m
6:03AM0.12m
6:43PM0.66m
Low Tide
11:50PM0.01m
9:23AM-0.11m
00:51AM0.01m
10:09AM-0.07m
1:53AM0.01m
11:02AM-0.02m
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
thunderstorm
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:50
5:50
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:01
7:02
7:02
1
Temp °C
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
23
23
23
23
23
24
23
23
23
23
23
24
22
21
21
23
22
23
23
22
22
21
22
22
20
20
20
19
18
19
18
18
18
Swell 1
Height (m)
Direction
Period (s)
0.7
SSW
14
0.7
SSW
14
0.7
SSW
14
0.7
SSW
14
0.7
SSW
14
0.7
SSW
14
0.7
SSW
14
0.7
SSW
14
1.6
ENE
8
1.6
ENE
8
1.6
ENE
8
0.7
SSW
14
0.7
SSW
14
0.8
SSW
15
0.8
SSW
15
0.6
SSW
15
0.6
SSW
15
0.6
SSW
15
0.6
SSW
14
0.6
SSW
14
0.5
SSW
14
0.5
SSW
14
0.5
SSW
14
0.5
SSW
13
Energy kJ
186
183
180
180
183
168
163
161
302
302
295
178
178
246
249
167
172
167
163
163
115
107
105
101
Swell 2
Height (m)
Direction
Period (s)
0.3
SSE
7
0.4
SSE
7
0.4
SSE
7
0.6
SSW
19
0.6
SSW
19
0.5
SSW
19
0.3
SSW
16
0.3
SSE
6
0.7
SSW
14
0.7
SSW
14
0.7
SSW
14
0.6
SSW
18
0.4
NNW
12
0.4
NNW
12
0.4
NNW
11
0.6
E
8
0.4
NNW
11
0.5
NNW
12
0.5
NNW
12
0.5
NNW
10
0.5
NNW
11
0.5
NNW
11
0.5
NNW
11
0.4
NNW
11
Energy kJ
9
15
15
248
251
214
51
8
161
166
175
207
55
54
46
49
45
77
78
62
65
65
65
44
Swell 3
Height (m)
Direction
Period (s)
0.3
NNW
9
0.3
SSE
10
0.3
SSE
10
0.3
SSE
7
0.4
SSE
10
0.4
SSE
10
0.3
SSE
6
0.4
NW
12
0.4
SSW
16
0.4
SSW
17
0.6
SSW
18
0.4
NNW
12
0.4
SSW
18
0.3
SSE
6
0.3
SSE
10
0.4
NNW
11
0.3
NNW
12
0.3
SW
16
0.3
SW
16
0.3
SSW
18
0.3
SSW
18
0.4
SSW
18
0.3
SSW
18
0.3
SSW
17
Energy kJ
17
20
20
9
33
33
8
37
91
96
207
52
102
7
18
47
30
41
41
63
62
102
61
59
Wind waves
Height (m)
Direction
Period (s)
1.9
ENE
8
1.9
ENE
8
1.8
ENE
8
1.8
ENE
8
1.9
ENE
8
1.9
ENE
8
1.7
ENE
8
1.6
ENE
8
1.6
ENE
8
1.6
ENE
8
1.6
ENE
8
1.8
ENE
8
1.6
ENE
7
1.8
ENE
8
1.8
ENE
8
2.1
ENE
8
2.3
ENE
8
2.4
ENE
8
2.3
ENE
8
2.5
ENE
8
2.5
ENE
8
Energy kJ
473
473
437
437
449
449
353
302
280
280
295
346
227
404
414
533
653
745
702
889
916
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
2
2
2
1
1
1
2
2
2
1
1
2
2
2
1
2
2
2
2
2
1
Distance (km)
49
18
18
49
50
50
49
49
49
21
22
49
49
57
49
49
49
49
56
56
61
62
61
64
Best forecast wave conditions in Oahu
Rating
(10 max)
2
3
3
2
2
2
1
1
2
2
2
2
2
1
2
2
2
2
2
2
2
2
2
1
Best forecast wave conditions in United States
Rating
(10 max)
4
4
4
4
4
4
4
3
3
4
3
3
3
4
4
5
4
3
2
2
3
3
3
3
Header Global
Rating
(10 max)
4
4
5
4
4
4
4
4
4
4
4
4
4
5
5
4
4
4
5
5
5
4
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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