Waipio Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 7 pm Monday 11 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
25.6° C
(Which is slightly warmer than usual)

How big are the waves at Waipio Bay today?

The current surf forecast for Waipio Bay at 11PM is: 1.3m 8s primary swell from a East-northeast direction and 0.7m 11s secondary swell from a North-northwest direction, 0.1m 15s secondary swell from a North direction (forecast issued at 07:00pm May 11). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (11 May)--
Afternoon (11 May)3ft (0.9m)11s
Evening (11 May)4ft (1.2m)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 Wed night. Warm (max 26°C on Wed morning, min 22°C on Mon night). Mainly fresh winds.

Mon
11
Tuesday
12
Wednesday
13
Thu
14
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
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)
0.8
NNW
11
1.2
ENE
8
1.3
ENE
8
1.1
E
8
1.1
E
7
1.3
E
7
1.5
E
6
1.5
E
7
1.5
E
7
1.4
E
7
1.4
E
7
1.5
E
7
1.5
E
7
1.5
E
7
1.7
E
7
1.9
E
7
1.8
E
8
1.7
E
8
1.6
E
8
1.8
ENE
8
1.7
ENE
8
1.7
E
8
1.7
E
8
1.8
E
8
Wave Graph
Metric surfscale
Energy kJ
157
192
218
133
126
176
162
196
211
205
206
214
233
233
298
376
367
346
308
385
345
337
346
397
Wind (km/h)
25
ENE
30
ENE
30
E
25
E
25
E
25
E
30
ENE
25
E
30
E
25
E
25
E
25
E
25
E
25
E
25
ENE
25
ENE
25
E
30
E
25
E
25
E
25
E
25
E
20
ENE
20
ENE
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
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
10:55PM0.71m
12:35PM0.69m
11:40PM0.68m
1:17PM0.81m
00:22AM0.64m
1:58PM0.92m
Low Tide
4:52PM0.40m
5:51AM0.17m
6:12PM0.39m
6:19AM0.10m
7:19PM0.37m
6:50AM0.05m
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
rain showers
clear
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:47
5:46
5:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:49
6:50
6:50
6:51
1
Temp °C
24
23
23
23
22
24
25
25
24
23
23
23
23
25
26
25
24
23
23
23
23
24
26
26
23
20
21
21
19
22
23
23
22
20
20
21
21
23
24
23
23
21
21
22
22
23
25
25
Swell 1
Height (m)
Direction
Period (s)
0.8
NNW
11
0.8
NNW
11
0.7
NNW
11
0.7
NNW
10
0.7
NNW
10
0.5
N
7
0.6
NNW
12
0.8
NNW
11
0.8
NNW
11
0.8
NNW
10
0.8
NNW
10
0.7
NNW
10
0.7
NNW
10
0.6
NNW
10
0.5
NNW
10
0.4
NNW
9
0.4
NNW
9
0.5
NNW
9
0.4
NNW
9
0.4
NNW
9
0.4
NNW
9
0.5
NW
17
0.5
NW
16
0.6
NW
16
Energy kJ
135
130
99
97
97
26
113
143
133
123
116
88
86
75
55
34
34
49
28
27
26
135
132
203
Swell 2
Height (m)
Direction
Period (s)
0.3
NNE
6
0.1
N
15
0.5
NNE
6
0.4
NNE
6
0.5
NW
11
0.6
N
7
0.5
N
7
0.6
N
7
0.5
N
7
0.4
N
6
0.2
N
13
0.2
N
12
0.2
N
12
0.2
N
12
0.3
N
10
0.4
N
10
0.1
N
12
0.3
NW
9
0.2
NNW
18
0.4
NW
18
0.4
N
9
0.4
N
9
0.4
N
8
Energy kJ
8
4
18
12
55
35
24
31
21
12
13
12
11
12
18
31
3
13
31
78
24
23
23
Swell 3
Height (m)
Direction
Period (s)
0.2
N
14
0.3
NNW
14
0.4
NNW
13
0.1
NW
11
0.1
SE
12
0.2
N
13
0.2
N
13
0.1
SE
11
0.1
SE
11
0.1
SE
11
0.1
SE
11
0.1
S
14
0.1
N
20
0.1
NW
19
0.1
NW
18
0.3
NW
9
0.1
NW
9
0.2
NNW
9
0.2
NNW
9
0.2
NNW
9
Energy kJ
16
36
56
5
5
14
14
5
5
5
5
4
7
14
13
13
3
8
7
7
Wind waves
Height (m)
Direction
Period (s)
1.1
E
8
1.2
ENE
8
1.3
ENE
8
1.1
E
8
1.1
E
7
1.3
E
7
1.5
E
6
1.5
E
7
1.5
E
7
1.4
E
7
1.4
E
7
1.5
E
7
1.5
E
7
1.5
E
7
1.7
E
7
1.9
E
7
1.8
E
8
1.7
E
8
1.6
E
8
1.8
ENE
8
1.7
ENE
8
1.7
E
8
1.7
E
8
1.8
E
8
Energy kJ
157
192
218
133
126
176
162
196
211
205
206
214
233
233
298
376
367
346
308
385
345
337
346
397
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
2
1
1
1
1
1
3
3
1
2
2
1
1
1
1
1
1
1
1
1
1
Distance (km)
68
68
61
53
68
70
61
71
113
64
64
68
64
64
107
113
68
68
61
71
70
61
105
113
Best forecast wave conditions in Big Island
Rating
(10 max)
1
1
1
2
1
1
1
1
3
3
1
2
2
1
1
1
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
3
3
2
2
2
3
3
3
2
3
2
1
1
1
4
4
4
4
3
3
2
Header Global
Rating
(10 max)
9
5
9
8
8
9
9
9
9
9
7
6
7
6
8
9
9
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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