Waimanu Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 7 pm Wednesday 06 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
25.6° C
(Which is slightly warmer than usual)

How big are the waves at Waimanu Bay today?

The current surf forecast for Waimanu Bay at 2AM is: 0.7m 8s primary swell from a East direction and 0.6m 10s secondary swell from a North-northwest direction (forecast issued at 07:00pm May 06). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (07 May)1.5ft (0.5m)17s
Afternoon (07 May)2.5ft (0.7m)16s
Evening (07 May)3ft (0.9m)15s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Fri afternoon. Warm (max 25°C on Wed night, min 23°C on Wed night). Wind will be generally light.

Wed
6
Thursday
7
Friday
8
Sat
9
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
1
0
1
1
1
2
3
2
2
2
1
0
0
0
0
0
0
0
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.6
NNW
10
0.6
NNW
10
0.6
NNW
10
0.6
NNW
10
0.8
ESE
8
0.5
NW
17
0.5
NW
16
0.6
NW
16
0.9
NW
15
0.9
NW
15
1.2
NNW
12
1.5
NNW
14
1.4
NNW
13
1.4
NNW
13
1.3
NNW
13
1.2
NNW
13
1.2
NNW
12
1
NNW
12
1
NNW
12
0.9
NNW
12
0.9
NNW
12
0.8
NNW
12
0.8
NNW
11
0.8
NNW
11
Wave Graph
Metric surfscale
Energy kJ
73
72
72
68
92
145
132
203
331
309
379
791
659
649
512
423
403
304
289
239
215
171
163
138
Wind (km/h)
10
NE
10
ENE
10
ENE
10
ENE
10
ENE
10
ENE
10
ENE
10
NE
15
ENE
15
ENE
10
E
10
E
5
E
10
ENE
10
NE
10
ENE
15
E
15
E
20
E
20
E
20
E
20
E
25
E
25
E
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
cross-on
on
cross-on
cross-on
cross
cross
cross
cross
cross
cross-on
cross-on
High Tide
4:45AM0.40m
7:26PM0.79m
6:06AM0.38m
8:21PM0.77m
8:44AM0.39m
Low Tide
2:31AM0.39m
11:09AM0.20m
3:54AM0.37m
11:56AM0.25m
4:35AM0.33m
1:14PM0.32m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
rain showers
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:48
5:48
5:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:47
6:47
6:47
6:49
1
Temp °C
26
25
24
24
23
24
25
25
25
24
24
23
23
24
25
25
25
25
24
23
23
24
25
25
28
27
26
26
25
26
27
27
26
25
26
25
26
26
27
27
26
26
25
23
23
23
23
23
Swell 1
Height (m)
Direction
Period (s)
0.7
ESE
8
0.7
ESE
8
0.7
ESE
8
0.7
E
8
0.8
ESE
8
0.8
E
8
0.9
E
8
0.9
E
8
0.9
E
8
1.1
NNW
12
1.2
NNW
12
1.5
NNW
14
1.4
NNW
13
1.4
NNW
13
1.3
NNW
13
1.2
NNW
13
1.2
NNW
12
1
NNW
12
1
NNW
12
0.9
NNW
12
0.9
NNW
12
0.8
NNW
12
0.8
NNW
11
0.8
NNW
11
Energy kJ
72
72
72
68
92
88
111
108
108
306
379
791
659
649
512
423
403
304
289
239
215
171
163
138
Swell 2
Height (m)
Direction
Period (s)
0.6
NNW
10
0.6
NNW
10
0.6
NNW
10
0.6
NNW
10
0.6
NNW
10
0.6
NNW
10
0.5
NW
16
0.6
NW
16
0.9
NW
15
0.9
NW
15
0.8
NW
14
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.3
NE
8
0.3
NE
8
0.3
NE
8
0.2
NNE
9
0.2
NNE
9
0.2
NNE
8
0.2
NNE
8
0.1
NE
8
0.1
NE
8
Energy kJ
73
68
65
65
65
65
132
203
331
309
251
86
88
88
88
11
11
11
7
7
7
7
3
3
Swell 3
Height (m)
Direction
Period (s)
0.4
NE
8
0.4
NE
7
0.4
NE
7
0.4
NE
7
0.4
NE
7
0.5
NW
17
0.5
NW
10
0.5
NNW
10
0.9
NNW
12
0.8
ESE
8
0.8
ESE
8
0.3
NE
9
0.3
NE
9
0.3
NE
9
0.3
NE
9
0.1
N
11
0.1
N
11
0.1
N
11
0.1
S
16
0.1
SE
16
0.1
N
10
0.1
N
10
0.1
N
10
0.1
N
10
Energy kJ
23
17
19
19
17
145
46
52
193
90
90
13
13
13
12
2
2
2
5
10
2
2
2
2
Wind waves
Height (m)
Direction
Period (s)
0.3
ENE
3
0.4
ENE
3
0.4
ENE
3
0.9
ESE
8
0.9
E
8
0.9
E
8
0.9
ESE
8
0.9
ESE
8
0.9
ESE
8
0.9
ESE
8
0.9
ESE
8
1
E
4
1.1
E
4
Energy kJ
1
3
3
127
108
108
112
109
109
109
109
34
42
Nearest Offshore or Glassy
Rating
(10 max)
1
2
1
2
2
1
1
1
1
1
1
1
3
1
2
1
1
1
1
1
1
1
1
1
Distance (km)
97
68
66
60
60
97
97
97
58
29
29
29
0
24
74
24
77
32
24
58
29
32
77
98
Best forecast wave conditions in Big Island
Rating
(10 max)
2
2
2
2
2
2
2
2
2
1
1
2
3
2
2
1
2
2
2
1
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
1
2
3
3
3
4
4
1
3
4
4
4
4
3
3
3
3
4
4
4
4
2
1
2
Header Global
Rating
(10 max)
5
5
8
5
5
6
7
7
7
8
6
5
5
9
9
5
5
5
5
5
8
5
4
4
  • 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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