Waipio Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 am Wednesday 13 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 7AM is: 1.5m 7s primary swell from a East direction and 0.6m 10s secondary swell from a North-northwest direction, 0.3m 12s secondary swell from a North direction (forecast issued at 01:00am May 13). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (13 May)5ft (1.6m)7s
Afternoon (13 May)5.5ft (1.7m)7s
Evening (13 May)5ft (1.6m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 5mm), mostly falling on Fri afternoon. Warm (max 26°C on Wed morning, min 23°C on Wed night). Wind will be generally light.

Wednesday
13
Thursday
14
Friday
15
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
1
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)
1.6
E
7
1.5
E
7
1.6
E
7
1.7
E
7
1.7
E
7
1.7
E
7
1.6
E
8
1.6
E
8
1.6
E
8
1.7
E
8
1.7
ENE
8
1.8
E
8
1.8
E
8
1.8
E
8
1.7
E
8
1.7
E
8
1.6
E
8
1.6
E
8
1.6
E
8
1.9
E
8
1.9
E
8
1.9
E
8
1.8
E
8
1.7
E
8
Wave Graph
Metric surfscale
Energy kJ
222
231
264
298
303
320
300
300
300
329
336
367
367
377
365
374
362
342
326
458
447
458
428
393
Wind (km/h)
25
E
25
E
25
E
25
E
25
E
25
E
25
E
25
E
25
E
20
E
25
E
20
E
20
E
20
E
20
E
15
E
15
E
20
E
20
E
20
E
20
E
20
E
15
E
15
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
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
11:40PM0.68m
1:17PM0.81m
00:22AM0.64m
1:58PM0.92m
1:04AM0.60m
2:40PM1.00m
Low Tide
6:19AM0.10m
7:19PM0.37m
6:50AM0.05m
8:18PM0.34m
7:24AM-0.00m
9:14PM0.32m
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:46
5:46
5:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:50
6:51
6:51
1
1
1
2
Temp °C
23
23
25
26
25
24
23
23
23
23
24
25
25
25
24
24
24
24
25
26
25
25
24
24
21
21
23
24
24
22
22
21
22
23
22
24
25
25
24
25
25
24
25
26
25
26
25
25
Swell 1
Height (m)
Direction
Period (s)
0.8
NNW
10
0.7
NNW
10
0.5
NNW
10
0.5
NNW
10
0.4
NNW
9
0.4
NW
9
0.5
NNW
9
0.4
NNW
9
0.5
N
9
0.5
N
9
0.5
NW
17
0.5
NW
16
0.7
NW
16
0.7
NW
15
0.8
NNW
15
0.9
NW
15
0.9
NNW
14
0.9
NNW
14
0.9
NNW
14
0.9
NW
13
0.9
NW
13
0.8
NNW
13
0.7
NW
12
0.7
NW
12
Energy kJ
114
86
55
55
34
22
48
28
41
39
135
132
258
232
283
314
362
342
318
253
249
212
154
149
Swell 2
Height (m)
Direction
Period (s)
0.2
N
13
0.2
N
12
0.3
N
12
0.2
N
12
0.2
N
10
0.4
N
10
0.1
N
12
0.4
NW
9
0.2
NNW
18
0.4
NW
18
0.4
NNW
9
0.4
N
8
0.4
N
8
0.4
N
8
0.4
N
8
0.4
N
8
0.4
N
8
0.3
N
8
0.3
N
8
0.3
N
8
0.2
N
8
0.2
N
8
0.2
N
8
0.2
N
8
Energy kJ
13
12
24
12
8
31
3
21
31
78
25
23
22
22
22
22
22
12
12
12
5
5
5
5
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
11
0.1
SE
11
0.1
SE
11
0.1
SE
11
0.2
N
12
0.1
N
20
0.1
NW
19
0.1
NW
18
0.3
NW
9
0.2
NNW
9
0.2
NNW
9
0.2
NNW
9
0.2
NNW
9
0.2
NNW
11
0.2
NNW
11
0.4
N
8
0.1
NE
8
0.3
N
8
0.1
N
16
Energy kJ
5
5
5
5
11
7
14
13
13
8
8
7
7
12
12
22
3
12
5
Wind waves
Height (m)
Direction
Period (s)
1.6
E
7
1.5
E
7
1.6
E
7
1.7
E
7
1.7
E
7
1.7
E
7
1.6
E
8
1.6
E
8
1.6
E
8
1.7
E
8
1.7
ENE
8
1.8
E
8
1.8
E
8
1.8
E
8
1.7
E
8
1.7
E
8
1.6
E
8
1.6
E
8
1.6
E
8
1.9
E
8
1.9
E
8
1.9
E
8
1.8
E
8
1.7
E
8
Energy kJ
222
231
264
298
303
320
300
300
300
329
336
367
367
377
365
374
333
333
326
458
447
458
428
393
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
2
2
2
1
2
2
1
2
1
2
2
2
1
2
2
1
1
Distance (km)
71
68
81
105
61
68
68
64
68
64
61
68
68
71
65
61
65
65
68
71
68
68
36
61
Best forecast wave conditions in Big Island
Rating
(10 max)
1
1
1
1
1
1
2
2
2
1
2
2
1
2
2
2
2
2
1
2
2
2
2
Best forecast wave conditions in United States
Rating
(10 max)
2
3
1
1
2
1
4
4
4
4
3
3
3
3
4
4
4
4
3
2
3
2
2
2
Header Global
Rating
(10 max)
7
7
9
9
9
9
9
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
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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