Waipio Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 7 am Saturday 30 May 2026 HST
Forecast update in hr  min  s Forecast update imminent
Waipio Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waipio Bay sea temperature is
25.7° C
(Which is normal for this time of year)

How big are the waves at Waipio Bay today (30 May):

  • Morning surf: Morning surf (30 May, local time) - 4.5ft (1.4m), 8s period with ENE swell.
  • Afternoon surf: Afternoon surf (30 May, local time) - 5ft (1.5m), 8s period with E swell.
  • Evening surf: Evening surf (30 May, local time) - 4.5ft (1.3m), 8s period with ENE swell.

The current surf forecast for Waipio Bay at 1PM is: 1.5m 8s primary swell from a East direction and 0.4m 11s secondary swell from a North-northwest direction, 0.4m 10s secondary swell from a North-northeast direction (forecast issued at 07:00am May 30). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (30 May)4.5ft (1.4m)8s
Afternoon (30 May)5ft (1.5m)8s
Evening (30 May)4.5ft (1.3m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

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

Saturday
30
Sunday
31
Monday
1
Tue
2
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
1
1
1
0
1
0
0
1
1
1
1
0
0
1
1
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)
0.9
NE
8
1.4
ENE
8
1.5
ENE
8
1.5
E
8
1.4
ENE
8
1.3
ENE
8
1.2
ENE
8
1
NE
7
0.9
NE
7
0.9
NE
8
0.9
NE
8
0.8
E
8
0.8
E
8
1.1
ENE
8
1.2
ENE
8
1.2
ENE
8
1.2
ENE
8
1.2
ENE
8
1.1
NE
7
1.1
NE
6
1.1
NE
6
0.8
E
8
0.8
E
8
0.7
E
8
Wave Graph
Metric surfscale
Energy kJ
96
204
234
258
232
202
173
107
86
82
94
80
84
151
178
178
173
173
109
103
88
78
76
57
Wind (km/h)
15
E
15
E
15
ENE
15
E
15
E
15
E
10
E
5
E
5
E
10
ENE
10
NE
10
NE
10
ENE
10
E
10
E
5
E
10
ENE
10
NE
10
NE
10
NE
10
NE
10
E
5
ESE
5
ESE
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
cross-on
cross-on
cross-on
on
on
on
on
cross-on
cross-on
cross
High Tide
3:10PM0.94m
2:05AM0.47m
3:43PM0.95m
2:37AM0.46m
4:17PM0.94m
Low Tide
7:42AM0.07m
10:01PM0.34m
8:13AM0.06m
10:37PM0.34m
8:44AM0.06m
11:15PM0.34m
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
cloud
rain showers
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:41
5:41
5:41
5:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:57
6:57
6:58
6:58
1
Temp °C
23
24
25
25
25
24
23
23
23
24
25
25
25
24
24
23
23
24
25
25
25
25
24
24
24
24
26
26
26
25
25
26
26
26
27
27
27
26
27
26
25
25
27
28
28
28
27
27
Swell 1
Height (m)
Direction
Period (s)
0.9
NE
8
0.4
NNW
11
0.4
NNW
11
0.4
NNW
11
0.4
NNW
10
0.4
NNW
10
0.5
NNW
10
1
NE
7
0.9
NE
7
0.9
NE
8
0.9
NE
8
0.8
E
8
0.8
E
8
1.1
ENE
8
1.2
ENE
8
1.2
ENE
8
1.2
ENE
8
1.2
ENE
8
1.1
NE
7
1.1
NE
6
1.1
NE
6
0.9
NE
6
0.9
NE
6
0.8
NE
6
Energy kJ
96
47
46
45
41
39
56
107
86
82
94
80
84
151
178
178
173
173
109
103
88
66
58
49
Swell 2
Height (m)
Direction
Period (s)
0.5
N
10
0.4
NNE
10
0.4
NNE
10
0.4
NNE
10
0.4
NNE
10
0.3
NNE
10
0.3
NNE
9
0.7
ESE
8
0.7
ESE
8
0.7
E
8
0.7
E
8
0.8
NE
7
0.8
NE
8
0.5
N
9
0.5
N
9
0.5
N
9
0.6
N
11
0.6
N
10
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.7
E
8
Energy kJ
50
33
31
31
31
18
17
62
63
60
61
64
67
41
41
41
85
78
82
82
78
78
76
57
Swell 3
Height (m)
Direction
Period (s)
0.4
NNW
11
0.5
N
10
0.4
NNE
10
0.4
NNE
10
0.4
NNE
10
0.4
NNE
10
0.5
NNW
10
0.5
NNW
10
0.5
NNW
10
0.5
NNW
10
0.5
N
10
0.5
N
9
0.4
NNW
9
0.3
NNW
11
0.3
NNW
11
0.3
NNW
11
0.5
N
10
0.5
N
10
0.5
N
10
0.5
N
10
0.5
N
9
0.5
N
9
Energy kJ
47
49
31
31
31
30
56
56
55
54
47
44
26
25
24
24
50
50
49
48
45
42
Wind waves
Height (m)
Direction
Period (s)
0.9
E
7
1.4
ENE
8
1.5
ENE
8
1.5
E
8
1.4
ENE
8
1.3
ENE
8
1.2
ENE
8
Energy kJ
88
204
234
258
232
202
173
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
1
1
2
2
1
2
1
1
2
3
2
2
2
2
2
3
1
3
2
2
1
Distance (km)
64
68
71
71
71
64
55
1
53
64
71
103
103
64
64
64
64
64
103
72
81
53
53
1
Best forecast wave conditions in Big Island
Rating
(10 max)
3
3
1
1
1
2
3
2
2
2
2
3
3
3
3
3
3
3
3
3
4
4
4
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
2
2
4
4
4
4
2
3
2
4
5
4
4
4
3
3
3
4
4
4
4
Header Global
Rating
(10 max)
6
8
7
7
7
7
7
6
6
5
5
5
5
5
5
4
4
4
5
5
5
5
7
6
  • 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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