Waipio Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 7 am Thursday 14 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 12PM is: 1.7m 7s primary swell from a East-northeast direction and 0.6m 16s secondary swell from a North-northwest direction, 0.4m 8s secondary swell from a North direction (forecast issued at 07:00am May 14). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (14 May)5ft (1.6m)7s
Afternoon (14 May)6ft (1.8m)7s
Evening (14 May)6ft (1.8m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 12mm), heaviest on Thu afternoon. Warm (max 26°C on Sat morning, min 23°C on Thu night). Wind will be generally light.

Thursday
14
Friday
15
Saturday
16
Sun
17
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
0
0
0
0
0
1
0
0
1
1
0
1
1
0
0
2
2
3
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)
1.6
ENE
8
1.6
ENE
7
1.6
ENE
8
1.9
ENE
7
1.8
E
8
1.8
E
8
1.8
E
8
1.7
E
8
1.7
E
8
1.8
E
8
2.2
E
8
2
E
8
1.9
E
8
1.8
E
8
1.7
E
8
1.6
E
8
1.6
ENE
8
1.7
ENE
8
1.8
ENE
8
2
E
8
2.2
E
8
2.2
E
8
2
E
8
2
E
8
Wave Graph
Metric surfscale
Energy kJ
266
259
300
405
367
377
397
362
350
388
538
470
458
428
393
349
359
402
459
529
624
628
527
533
Wind (km/h)
15
E
20
E
20
ENE
20
E
20
E
20
E
15
E
15
E
20
E
20
E
20
E
15
E
20
ENE
20
E
15
E
15
E
15
ESE
15
E
15
ENE
15
E
15
ESE
10
ESE
10
ESE
10
ESE
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
cross
cross-on
High Tide
1:58PM0.92m
1:04AM0.60m
2:40PM1.00m
1:46AM0.55m
3:24PM1.05m
Low Tide
6:50AM0.05m
8:18PM0.34m
7:24AM-0.00m
9:14PM0.32m
8:00AM-0.03m
10:08PM0.32m
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:46
5:46
5:45
5:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:51
6:51
6:51
6:52
1
2
1
1
2
1
1
1
1
1
Temp °C
23
24
25
25
24
24
24
24
23
24
25
25
25
24
24
24
24
25
26
26
26
26
25
25
23
23
25
25
24
25
25
25
23
24
25
26
25
25
26
26
26
26
28
28
27
29
27
28
Swell 1
Height (m)
Direction
Period (s)
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
0.7
NW
12
0.6
NNW
12
0.5
NW
12
0.5
NW
11
0.5
NW
11
0.4
NNW
11
0.4
NNW
11
0.4
NNW
11
1.8
E
8
Energy kJ
38
135
132
258
232
283
314
362
342
318
253
249
212
154
149
147
94
66
60
59
47
47
47
428
Swell 2
Height (m)
Direction
Period (s)
0.4
NW
18
0.5
N
8
0.4
N
8
0.5
N
8
0.4
NNW
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
0.1
N
16
0.2
N
8
0.2
NNW
15
0.2
NNW
15
0.2
NNW
14
0.2
NNW
13
0.2
NNW
13
0.1
NW
13
0.1
S
11
0.4
NNW
11
Energy kJ
78
34
23
37
24
22
22
22
12
12
12
5
5
5
5
5
21
21
19
18
18
7
2
47
Swell 3
Height (m)
Direction
Period (s)
0.2
NNW
9
0.2
NNW
9
0.2
NNW
9
0.3
NW
9
0.1
NW
11
0.2
NNW
11
0.1
N
8
0.2
N
8
0.3
NNW
15
Energy kJ
8
8
7
12
5
12
1
5
42
Wind waves
Height (m)
Direction
Period (s)
1.6
ENE
8
1.6
ENE
7
1.6
ENE
8
1.9
ENE
7
1.8
E
8
1.8
E
8
1.8
E
8
1.7
E
8
1.7
E
8
1.8
E
8
2.2
E
8
2
E
8
1.9
E
8
1.8
E
8
1.7
E
8
1.6
E
8
1.6
ENE
8
1.7
ENE
8
1.8
ENE
8
2
E
8
2.2
E
8
2.2
E
8
2
E
8
2
E
8
Energy kJ
266
259
300
405
367
377
397
355
350
388
538
470
458
428
393
349
359
402
459
529
624
628
527
533
Nearest Offshore or Glassy
Rating
(10 max)
2
2
1
1
2
2
1
2
1
1
2
2
2
1
1
1
1
1
2
2
3
4
3
2
Distance (km)
64
71
71
71
71
68
61
65
61
61
68
68
68
61
61
61
61
61
71
103
100
14
6
14
Best forecast wave conditions in Big Island
Rating
(10 max)
2
2
1
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
3
4
3
2
Best forecast wave conditions in United States
Rating
(10 max)
4
3
3
3
3
4
4
4
3
4
3
2
2
2
2
2
2
2
4
3
4
4
4
5
Header Global
Rating
(10 max)
5
5
5
5
6
5
5
5
5
5
5
5
5
5
4
5
5
5
5
5
4
5
5
8
  • 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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