Waialua Rivermouth Surf Break

Lat Long: 21.10° N 156.76° W

Waialua Rivermouth 48 hour detailed Surf Forecast

Issued: 1 am 09 Jul 2026 (local time)

Forecast update in  hr  min

Today's Waialua Rivermouth sea temperature is
26.2° 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 (09 Jul):

  • Morning surf: Morning surf (09 Jul, local time) - 7ft (2.1m), 8s period with ENE swell.
  • Afternoon surf: Afternoon surf (09 Jul, local time) - 7ft (2.1m), 7s period with ENE swell.
  • Evening surf: Evening surf (09 Jul, local time) - 7ft (2.1m), 7s period with ENE swell.

The current surf forecast for Waialua Rivermouth at 5AM is: 2.3m 8s primary swell from a East-northeast direction (forecast issued at 01:00am July 09). An open ocean swell of 0.3m 13s is not directed at the surf break, a second open ocean swell of 0.1m 15s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (09 Jul)7ft (2.1m)8s
Afternoon (09 Jul)7ft (2.1m)7s
Evening (09 Jul)7ft (2.1m)7s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Sat night. Warm (max 25°C on Thu morning, min 24°C on Thu morning). Mainly fresh winds.

Thursday
9
Friday
10
Saturday
11
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
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)
2.4
ENE
8
2.3
ENE
8
2.2
ENE
8
2.1
ENE
8
2.1
ENE
7
2.1
ENE
7
2.1
ENE
7
2.2
ENE
7
2.1
ENE
7
2
ENE
7
1.9
ENE
7
1.8
ENE
7
2
ENE
7
2
ENE
7
2
ENE
7
2.1
ENE
7
2.1
ENE
7
2.2
ENE
7
2.2
ENE
7
2.1
ENE
7
2
ENE
7
2.1
ENE
7
2.1
ENE
7
2
ENE
7
Wave Graph
Metric surfscale
Energy kJ
654
604
555
495
482
456
456
458
431
404
376
340
381
360
360
384
384
421
449
425
384
408
385
373
Wind (km/h)
30
E
30
E
30
E
30
ENE
30
ENE
30
ENE
35
ENE
35
ENE
30
ENE
30
ENE
30
ENE
35
ENE
30
ENE
35
ENE
30
ENE
30
ENE
30
ENE
30
ENE
35
ENE
35
ENE
35
ENE
35
ENE
35
ENE
35
ENE
Wind State
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-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross
cross-on
cross-on
High Tide
11:42AM0.67m
10:24PM0.25m
12:32PM0.75m
11:44PM0.22m
1:20PM0.80m
Low Tide
4:02AM-0.03m
7:27PM0.18m
4:51AM-0.05m
8:24PM0.12m
5:43AM-0.07m
9:09PM0.08m
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:50
5:52
5:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:12
7:12
7:12
 mm
1
Temp °C
24
24
24
25
25
24
24
24
24
24
24
25
25
25
24
24
24
24
24
25
25
25
24
24
Feels °C
22
22
22
24
23
22
22
21
22
22
22
23
23
23
22
22
22
22
21
22
22
22
21
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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