Waipio Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 pm Friday 08 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
25.4° C
(Which is slightly warmer than usual)

How big are the waves at Waipio Bay today?

The current surf forecast for Waipio Bay at 9PM is: 1.0m 12s primary swell from a North-northwest direction and 0.2m 8s secondary swell from a North-northeast direction, 0.8m 8s secondary swell from a East direction (forecast issued at 01:00pm May 08). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (08 May)4.5ft (1.3m)13s
Afternoon (08 May)4ft (1.2m)12s
Evening (08 May)3.5ft (1.0m)12s

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 Fri night. Warm (max 26°C on Sat afternoon, min 23°C on Fri night). Winds increasing (light winds from the NE on Fri afternoon, fresh winds from the ENE by Mon morning).

Fri
8
Saturday
9
Sunday
10
Mon
11
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
5 AM
8 AM
Rating
(10 max)
2
2
1
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)
1.3
NNW
13
1.3
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
0.8
NNW
11
0.8
NNW
11
0.9
E
8
0.9
E
8
0.9
E
8
0.9
E
8
1.1
E
8
0.8
NNW
11
1.2
E
8
0.9
NNW
10
1.2
E
8
0.9
NNW
10
1.2
E
7
1.2
E
8
Wave Graph
Metric surfscale
Energy kJ
512
489
397
304
289
239
239
171
163
154
133
130
103
105
108
108
156
152
169
158
160
152
152
169
Wind (km/h)
10
NNE
10
NE
10
ENE
15
E
15
E
15
E
15
ESE
20
E
20
ENE
20
ENE
20
ENE
25
E
20
E
20
E
20
E
25
E
25
ENE
20
ENE
25
ENE
25
E
25
E
20
E
25
E
25
E
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
8:21PM0.77m
8:44AM0.39m
9:16PM0.75m
10:44AM0.46m
10:08PM0.73m
Low Tide
11:56AM0.25m
4:35AM0.33m
1:14PM0.32m
5:01AM0.28m
3:09PM0.38m
5:25AM0.23m
part cloud
part cloud
cloud
rain showers
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
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
5:47
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:47
6:49
6:49
6:49
1
Temp °C
25
25
25
24
24
23
23
24
25
26
25
24
23
23
23
24
25
25
24
24
23
23
23
24
27
28
28
26
26
24
24
24
24
26
25
23
22
22
21
23
24
24
22
22
22
22
22
22
Swell 1
Height (m)
Direction
Period (s)
1.3
NNW
13
1.3
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
0.8
NNW
11
0.8
NNW
11
0.6
NNW
11
0.6
N
7
0.6
N
7
0.6
NNW
12
0.7
NNW
11
0.8
NNW
11
0.8
NNW
11
0.9
NNW
10
0.9
NNW
10
0.9
NNW
10
0.8
NNW
10
0.8
NNW
10
Energy kJ
512
489
397
304
289
239
239
171
163
154
133
130
76
31
31
93
111
140
151
158
152
152
139
118
Swell 2
Height (m)
Direction
Period (s)
0.8
E
8
0.7
E
8
0.7
E
8
0.3
NE
8
0.2
NNE
9
0.2
NNE
9
0.2
NNE
8
0.2
NNE
8
0.2
NNE
8
0.1
N
10
0.1
N
9
0.1
NE
8
0.5
N
7
0.5
NW
11
0.6
NNW
11
0.6
N
7
0.5
N
6
0.5
N
6
0.4
N
6
0.2
NNW
14
0.3
NW
13
0.2
NNW
13
0.4
NNW
12
0.4
NW
12
Energy kJ
86
66
66
11
7
7
7
7
7
2
2
3
21
57
85
32
20
19
12
19
28
18
60
38
Swell 3
Height (m)
Direction
Period (s)
0.3
NE
9
0.3
NE
8
0.3
NE
8
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
0.1
N
9
0.1
NE
8
0.1
NE
8
0.1
NE
8
0.1
NE
8
0.1
NE
8
0.1
NW
15
0.1
NW
15
0.1
N
9
0.1
N
8
0.1
N
9
0.1
SE
13
0.3
NNE
6
Energy kJ
12
11
11
2
5
10
2
2
2
2
2
3
3
3
3
3
8
8
1
1
2
7
7
Wind waves
Height (m)
Direction
Period (s)
0.7
E
8
0.8
ESE
8
0.9
ESE
8
0.9
ESE
8
0.9
ESE
8
1
E
4
1.1
E
4
1.1
E
4
1
E
8
0.9
E
8
0.9
E
8
0.9
E
8
0.9
E
8
1.1
E
8
1.1
E
8
1.2
E
8
1.1
E
8
1.2
E
8
1.2
E
7
1.2
E
7
1.2
E
8
Energy kJ
66
87
109
109
109
35
44
44
127
103
105
108
108
156
152
169
137
160
147
152
169
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
70
28
28
32
68
68
61
68
105
113
105
61
69
53
64
68
61
71
61
70
68
36
68
68
Best forecast wave conditions in Big Island
Rating
(10 max)
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
3
2
3
3
4
4
4
2
2
2
3
4
4
4
2
2
2
2
4
3
3
3
3
3
Header Global
Rating
(10 max)
6
5
5
5
5
5
5
5
4
4
4
4
4
9
9
7
9
5
8
5
4
4
4
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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