Waimanu Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 am Wednesday 27 May 2026 HST
Forecast update in hr  min  s Forecast update imminent
Waimanu Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waimanu Bay sea temperature is
25.8° C
(Which is slightly warmer than usual)

How big are the waves at Waimanu Bay today (27 May):

  • Morning surf: Morning surf (27 May, local time) - 5ft (1.5m), 8s period with ENE swell.
  • Afternoon surf: Afternoon surf (27 May, local time) - 5ft (1.5m), 8s period with ENE swell.
  • Evening surf: Evening surf (27 May, local time) - 2ft (0.6m), 14s period with NW swell.

The current surf forecast for Waimanu Bay at 6AM is: 1.5m 8s primary swell from a East-northeast direction and 0.4m 16s secondary swell from a Northwest direction, 0.2m 10s secondary swell from a North-northwest direction (forecast issued at 01:00am May 27). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (27 May)5ft (1.5m)8s
Afternoon (27 May)5ft (1.5m)8s
Evening (27 May)2ft (0.6m)14s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 25°C on Wed afternoon, min 22°C on Wed night). Wind will be generally light.

Wednesday
27
Thursday
28
Friday
29
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)
1.7
ENE
8
1.6
ENE
8
1.5
ENE
8
1.1
E
7
1.5
ENE
8
1.6
ENE
7
0.6
NW
14
0.6
NW
14
0.6
NW
14
1.1
E
7
1.1
NE
7
1.5
ENE
7
1.5
ENE
7
1.4
ENE
7
1.3
ENE
7
1.4
ENE
7
1.1
E
7
0.9
NE
8
0.9
NE
8
1.3
ENE
7
1.4
ENE
7
1.4
ENE
8
1.5
ENE
8
1.6
ENE
8
Wave Graph
Metric surfscale
Energy kJ
310
277
263
131
256
280
131
119
119
126
112
218
212
186
167
193
121
106
94
181
208
226
253
273
Wind (km/h)
20
E
20
E
20
E
20
ENE
20
E
20
ENE
20
E
20
E
20
E
20
E
20
E
25
E
20
E
20
E
25
E
25
E
20
E
20
E
20
E
20
E
20
ENE
20
E
20
E
20
E
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
11:38PM0.57m
1:36PM0.83m
00:18AM0.54m
2:07PM0.89m
00:56AM0.51m
2:38PM0.92m
Low Tide
6:14AM0.13m
7:59PM0.40m
6:43AM0.10m
8:45PM0.37m
7:12AM0.08m
9:24PM0.35m
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:41
5:41
5:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:55
6:57
6:57
Temp °C
23
22
24
24
25
24
23
23
22
22
24
25
25
24
23
23
23
22
23
25
25
24
23
23
21
20
21
22
24
23
21
21
21
21
22
24
24
23
22
21
22
21
22
25
24
24
23
23
Swell 1
Height (m)
Direction
Period (s)
0.4
NW
18
0.4
NW
16
0.4
NW
16
0.9
NNE
8
0.6
NW
15
0.6
NW
15
1
NE
7
0.9
NNE
7
0.9
NNE
7
0.9
NNE
7
1.1
NE
7
0.6
NW
13
0.5
NW
13
0.5
NW
12
0.6
N
12
0.5
NW
12
0.8
NNE
8
0.9
NE
8
0.9
NE
8
0.7
N
11
0.6
N
11
0.6
N
11
0.6
N
10
0.6
N
10
Energy kJ
111
94
93
103
137
134
104
90
90
88
112
109
84
77
101
73
74
82
94
114
85
82
73
71
Swell 2
Height (m)
Direction
Period (s)
0.2
NNW
10
0.2
NNW
10
0.2
NNW
10
0.5
NW
15
0.2
NNW
9
0.2
NNW
9
0.6
NW
14
0.6
NW
14
0.6
NW
14
0.4
NW
13
0.4
NW
13
0.4
NNE
13
0.4
N
12
0.4
N
11
0.5
NW
12
0.5
N
12
0.6
NNW
12
0.6
NNW
12
0.6
N
11
0.6
NNW
12
0.6
NNW
12
0.5
NW
12
0.5
NW
12
0.5
NW
12
Energy kJ
9
9
9
112
8
8
121
119
119
62
61
55
42
41
73
71
98
96
83
93
90
65
66
65
Swell 3
Height (m)
Direction
Period (s)
0.1
N
12
0.1
N
16
0.1
N
15
0.2
NNW
10
0.1
N
13
0.2
N
13
0.2
N
13
0.3
N
12
0.4
N
12
0.4
N
12
0.4
NNE
12
0.3
NNE
13
0.3
NNE
14
0.6
N
12
0.3
NNE
14
0.5
N
10
0.5
N
10
0.6
NNW
12
0.6
NW
12
0.6
NW
11
0.6
NW
11
0.6
NNW
11
0.6
NNW
11
Energy kJ
3
5
4
9
4
14
13
28
48
48
52
35
36
99
39
50
53
94
108
104
104
87
87
Wind waves
Height (m)
Direction
Period (s)
1.7
ENE
8
1.6
ENE
8
1.5
ENE
8
1.1
E
7
1.5
ENE
8
1.6
ENE
7
1.1
E
7
1
E
7
1
E
7
1.1
E
7
1
E
7
1.5
ENE
7
1.5
ENE
7
1.4
ENE
7
1.3
ENE
7
1.4
ENE
7
1.1
E
7
1
E
7
0.9
E
7
1.3
ENE
7
1.4
ENE
7
1.4
ENE
8
1.5
ENE
8
1.6
ENE
8
Energy kJ
310
277
263
131
256
280
131
108
108
126
106
218
212
186
167
193
121
106
83
181
208
226
253
273
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
2
2
1
1
1
1
1
1
2
1
1
2
3
1
3
2
2
2
2
3
1
Distance (km)
58
32
58
77
77
98
58
29
29
29
58
77
77
58
68
68
58
68
70
77
77
77
72
58
Best forecast wave conditions in Big Island
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
1
2
2
3
3
3
3
2
2
2
3
3
Best forecast wave conditions in United States
Rating
(10 max)
6
5
3
3
3
3
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
4
2
Header Global
Rating
(10 max)
7
9
7
6
6
8
9
9
7
9
7
7
6
5
5
5
5
5
4
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

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Waimanu Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest
Nearest locationNearest
Nearest locationNearest