Waialua Rivermouth Surf Break

Lat Long: 21.10° N 156.76° W

Waialua Rivermouth 48 hour detailed Surf Forecast

Issued: 1 pm 23 Jul 2026 (local time)

Forecast update in  hr  min

Today's Waialua Rivermouth sea temperature is
26.5° C
0.3° 

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 (23 Jul):

  • Morning surf: Morning surf (23 Jul, local time) - 7ft (2.1m), 6s period with ENE swell.
  • Afternoon surf: Afternoon surf (23 Jul, local time) - 7ft (2.1m), 6s period with ENE swell.
  • Evening surf: Evening surf (23 Jul, local time) - 6ft (1.9m), 6s period with ENE swell.

The current surf forecast for Waialua Rivermouth at 8PM is: 1.9m 6s primary swell from a East-northeast direction and 0.2m 10s secondary swell from a North-northwest direction (forecast issued at 01:00pm July 23). An open ocean swell of 0.4m 19s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (23 Jul)7ft (2.1m)6s
Afternoon (23 Jul)7ft (2.1m)6s
Evening (23 Jul)6ft (1.9m)6s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Thu night. Warm (max 25°C on Thu afternoon, min 24°C on Thu night). Mainly fresh winds.

Thu
23
Friday
24
Saturday
25
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.1
ENE
6
2.1
ENE
6
2.1
ENE
6
1.9
ENE
6
1.9
ENE
6
1.8
ENE
6
1.8
ENE
7
2.1
ENE
7
2
ENE
7
2
ENE
7
2
ENE
7
2
ENE
7
2.1
ENE
7
1.9
ENE
7
2
ENE
7
1.9
ENE
8
1.9
ENE
8
1.9
NE
8
1.9
ENE
8
2.3
ENE
8
2.3
ENE
8
Wave Graph
Metric surfscale
Energy kJ
341
331
331
284
284
252
268
384
383
383
383
383
407
379
417
430
414
413
425
575
600
Wind (km/h)
35
E
30
ENE
30
ENE
30
ENE
30
ENE
25
E
30
E
30
ENE
35
ENE
30
ENE
35
ENE
35
ENE
30
ENE
30
E
25
E
25
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
High Tide
11:55AM0.62m
10:34PM0.22m
12:38PM0.65m
11:52PM0.22m
1:16PM0.67m
Low Tide
8:21PM0.18m
4:44AM0.04m
8:47PM0.15m
5:35AM0.03m
9:11PM0.12m
clear
clear
clear
clear
clear
clear
rain showers
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:08
7:08
7:07
 mm
1
1
Temp °C
25
25
25
25
25
24
25
25
25
25
25
25
24
24
24
25
25
25
25
24
24
Feels °C
22
22
23
23
23
23
24
23
22
22
23
22
21
22
22
24
23
22
22
22
22
  • 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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