Waialua Rivermouth Surf Break

Lat Long: 21.10° N 156.76° W

Waialua Rivermouth 48 hour detailed Surf Forecast

Issued: 7 am 04 Aug 2026 (local time)

Forecast update in  hr  min

Today's Waialua Rivermouth sea temperature is
26.5° C
0.2° 

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


How big are the waves at Waialua Rivermouth today (04 Aug):

  • Morning surf: Morning surf (04 Aug, local time) - 5ft (1.6m), 11s period with ENE swell.
  • Afternoon surf: Afternoon surf (04 Aug, local time) - 5ft (1.5m), 11s period with ENE swell.
  • Evening surf: Evening surf (04 Aug, local time) - 5ft (1.5m), 10s period with ENE swell.

The current surf forecast for Waialua Rivermouth at 2PM is: 1.5m 11s primary swell from a East-northeast direction (forecast issued at 07:00am August 04). An open ocean swell of 0.2m 13s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (04 Aug)5ft (1.6m)11s
Afternoon (04 Aug)5ft (1.5m)11s
Evening (04 Aug)5ft (1.5m)10s

Table - waves today at Waialua Rivermouth. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 26°C on Tue morning, min 24°C on Thu night). Wind will be generally light.

Tuesday
4
Wednesday
5
Thursday
6
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
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)
1.7
ENE
11
1.6
ENE
11
1.5
ENE
11
1.5
ENE
11
1.5
ENE
11
1.5
ENE
11
1.5
ENE
10
1.5
ENE
10
1.4
ENE
10
1.3
ENE
10
1.2
ENE
9
1.1
ENE
9
1.1
ENE
9
1.1
ENE
9
1.2
ENE
8
1.4
ENE
8
1.5
ENE
6
1.5
ENE
6
1.4
ENE
6
0.7
ENE
8
1
ENE
8
0.9
ENE
8
1
ENE
8
Wave Graph
Metric surfscale
Energy kJ
705
608
496
496
496
487
460
425
365
312
242
199
194
180
207
277
138
136
115
57
110
99
120
Wind (km/h)
15
E
20
E
15
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
E
20
ENE
20
ENE
20
ENE
20
NE
25
ENE
20
ENE
20
ENE
25
E
25
E
25
ENE
25
ENE
20
ENE
25
ENE
Wind State
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
7:53AM0.52m
6:22PM0.40m
9:06AM0.58m
7:06PM0.32m
10:18AM0.64m
8:35PM0.25m
Low Tide
2:04PM0.27m
1:34AM0.03m
4:30PM0.27m
2:21AM0.02m
6:40PM0.21m
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:01
6:01
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:04
7:02
7:02
 mm
Temp °C
25
25
26
26
26
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
Feels °C
26
26
27
27
27
25
26
25
25
26
25
25
25
25
25
25
25
25
24
24
25
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 Waialua Rivermouth 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