Waimanalo surf break

Waimanalo 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
Waimanalo surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waimanalo sea temperature is
25.3° C
(Which is normal for this time of year)

How big are the waves at Waimanalo today?

The current surf forecast for Waimanalo at 11AM is: 1.8m 6s primary swell from a East-northeast direction and 0.6m 11s secondary swell from a North-northwest direction, 0.3m 10s secondary swell from a Northwest direction (forecast issued at 07:00am May 12). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (12 May)5.5ft (1.7m)6s
Afternoon (12 May)6ft (1.8m)6s
Evening (12 May)6ft (1.9m)6s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 24°C on Tue morning, min 23°C on Tue morning). Mainly strong 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
0
0
0
0
0
0
0
0
0
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)
1.7
ENE
6
1.7
ENE
6
1.8
ENE
6
1.7
ENE
6
1.8
ENE
6
1.9
ENE
6
1.9
E
7
1.9
E
7
1.8
E
7
1.7
E
7
1.7
E
7
1.8
E
7
1.8
ENE
7
1.9
ENE
7
1.9
ENE
7
1.9
ENE
7
1.8
ENE
7
1.7
ENE
7
0.9
NW
15
0.9
NNW
15
1
NW
15
1.1
NW
14
1.1
NW
14
1.7
ENE
8
Wave Graph
Metric surfscale
Energy kJ
237
227
245
220
237
293
316
326
302
270
262
284
290
332
342
362
336
301
322
382
418
469
437
352
Wind (km/h)
35
ENE
35
ENE
40
ENE
35
ENE
40
ENE
40
ENE
35
ENE
40
ENE
35
ENE
35
ENE
35
ENE
35
ENE
35
ENE
40
ENE
40
ENE
35
ENE
30
ENE
35
ENE
35
ENE
30
ENE
30
ENE
30
ENE
30
ENE
25
E
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
High Tide
12:39PM0.41m
11:32PM0.43m
1:17PM0.51m
11:57PM0.40m
1:58PM0.60m
00:24AM0.37m
Low Tide
5:52AM0.01m
5:50PM0.17m
6:11AM-0.05m
6:53PM0.18m
6:37AM-0.11m
7:53PM0.19m
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:52
5:52
5:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:00
7:00
7:00
7:00
Temp °C
24
23
24
24
23
23
23
23
23
23
24
24
24
23
23
23
23
23
24
24
24
24
24
24
20
18
19
20
18
19
19
19
18
19
20
21
20
19
19
20
20
19
21
22
22
22
22
23
Swell 1
Height (m)
Direction
Period (s)
0.4
NW
11
0.6
NNW
12
0.6
NNW
11
0.8
NNW
10
0.8
NNW
10
0.8
NNW
10
0.7
NNW
10
0.7
NNW
10
0.6
NNW
10
0.5
NNW
9
0.5
NNW
9
0.4
NW
9
0.4
NW
9
0.4
N
9
0.4
N
8
0.5
NW
16
0.6
NNW
16
0.7
NW
15
0.9
NW
15
0.9
NNW
15
1
NW
15
1.1
NW
14
1.1
NW
14
1
NW
13
Energy kJ
40
106
91
118
114
111
85
83
72
50
47
21
20
25
23
132
177
242
322
382
418
469
437
352
Swell 2
Height (m)
Direction
Period (s)
0.4
NNW
12
0.3
NW
11
0.3
NW
10
0.3
S
16
0.3
S
16
0.2
S
16
0.2
S
15
0.3
S
15
0.3
S
15
0.3
S
15
0.3
S
15
0.3
N
9
0.3
N
9
0.4
NW
9
0.4
NW
17
0.4
N
8
0.4
N
8
0.5
N
8
0.4
N
8
0.4
N
8
0.4
N
8
0.4
N
8
0.4
N
8
0.4
N
8
Energy kJ
50
18
16
46
45
20
19
38
38
38
38
15
15
20
76
22
22
34
22
22
22
22
22
22
Swell 3
Height (m)
Direction
Period (s)
0.2
N
10
0.2
S
16
0.3
S
16
0.1
S
12
0.1
S
9
0.2
N
12
0.2
N
12
0.2
N
12
0.2
N
12
0.1
S
11
0.2
N
10
0.2
S
14
0.2
S
14
0.3
NW
18
0.3
NW
9
0.3
NW
9
0.3
NW
9
0.2
NNW
9
0.3
NW
11
0.4
NW
11
0.2
SSE
12
0.3
NW
10
0.2
SSE
12
0.2
S
12
Energy kJ
7
20
46
3
2
12
12
11
10
2
8
16
15
50
12
12
12
7
19
30
14
15
14
11
Wind waves
Height (m)
Direction
Period (s)
1.7
ENE
6
1.7
ENE
6
1.8
ENE
6
1.7
ENE
6
1.8
ENE
6
1.9
ENE
6
1.9
E
7
1.9
E
7
1.8
E
7
1.7
E
7
1.7
E
7
1.8
E
7
1.8
ENE
7
1.9
ENE
7
1.9
ENE
7
1.9
ENE
7
1.8
ENE
7
1.7
ENE
7
1.7
ENE
7
1.6
ENE
7
1.6
ENE
7
1.6
ENE
7
1.7
ENE
7
1.7
ENE
8
Energy kJ
237
227
245
220
237
293
316
326
302
270
262
284
290
332
342
362
336
301
294
268
259
252
310
336
Nearest Offshore or Glassy
Rating
(10 max)
1
2
1
2
2
2
1
1
1
1
1
1
1
1
2
1
2
2
2
3
3
2
2
2
Distance (km)
44
50
50
55
50
52
52
50
50
50
52
52
52
50
50
44
45
44
44
45
50
44
44
44
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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