Waipio Valley Surf Break

Lat Long: 20.12° N 155.59° W

Waipio Valley 48 hour detailed Surf Forecast

Issued: 1 am 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's Waipio Valley sea temperature is
27.0° C
0.5° 

Waipio Valley surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Waipio Valley today (20 Aug):

  • Morning surf: Morning surf (20 Aug, local time) - 3.5ft (1.1m), 7s period with NE swell.
  • Afternoon surf: Afternoon surf (20 Aug, local time) - 3.5ft (1.0m), 7s period with NE swell.
  • Evening surf: Evening surf (20 Aug, local time) - 3ft (0.9m), 7s period with NE swell.

The current surf forecast for Waipio Valley at 7AM is: 1.2m 7s primary swell from a East-northeast direction and 0.2m 11s secondary swell from a West direction (forecast issued at 01:00am August 20). The wind direction is predicted to be glassy.

Time (HST) & DateWave HeightWave Period
Morning (20 Aug)3.5ft (1.1m)7s
Afternoon (20 Aug)3.5ft (1.0m)7s
Evening (20 Aug)3ft (0.9m)7s

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


Short Range Forecast

Some drizzle, heaviest during Fri afternoon. Warm (max 29°C on Fri morning, min 25°C on Sat night). Winds increasing (calm on Thu morning, fresh winds from the ENE by Sat afternoon).

Thursday
20
Friday
21
Saturday
22
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)
1
1
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 Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
E
8
1.1
ENE
7
1.1
NE
7
0.9
NNE
7
1
NE
7
1
NE
7
0.9
NE
7
0.9
NE
7
0.8
NE
7
0.7
NE
7
0.7
NE
7
1.4
E
5
1.6
E
5
1.6
E
6
1.4
E
7
1.4
E
7
1.5
E
7
1.4
E
7
1.5
E
7
1.6
E
8
1.7
E
8
1.6
E
8
1.6
E
8
1.8
E
8
Wave Graph
Metric surfscale
Energy kJ
90
134
122
90
93
91
67
69
55
46
46
90
146
163
173
179
202
187
230
291
359
334
334
422
Wind (km/h)
5
SE
0
ESE
0
N
10
N
5
NE
10
E
10
E
10
E
10
ESE
15
ESE
15
ESE
20
E
20
E
20
E
15
E
20
E
20
E
20
E
25
E
25
E
30
ENE
30
ENE
30
E
30
E
Wind State
glassy
glassy
glassy
on
on
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross
High Tide
10:43AM0.69m
11:52AM0.74m
12:36PM0.79m
Low Tide
1:35AM0.23m
2:58AM0.24m
4:24AM0.22m
8:02PM0.38m
part cloud
part cloud
clear
part cloud
cloud
cloud
part cloud
clear
part cloud
clear
clear
part cloud
part cloud
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:03
6:03
6:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:46
6:45
6:45
 mm
1
Temp °C
25
26
26
28
27
27
27
26
26
26
27
29
28
28
27
27
26
26
27
29
28
27
26
26
Feels °C
29
31
31
32
31
31
31
30
30
29
29
30
29
30
29
28
26
26
27
29
27
26
25
25
  • 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
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Waipio Valley surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest