Surf Break

Lat Long: 21.10° N 156.76° W

Waialua Rivermouth 48 hour detailed Surf Forecast

Issued: 1 am 06 Oct 2026 (local time)

Forecast update in  hr  min

Today's Waialua Rivermouth sea temperature is
26.9°C
0.0° 

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 (06 Oct):

  • Morning surf: Morning surf (06 Oct, local time) - 3ft (0.9m), 11s period with NW swell.
  • Afternoon surf: Afternoon surf (06 Oct, local time) - 2.5ft (0.8m), 11s period with NW swell.
  • Evening surf: Evening surf (06 Oct, local time) - 2.5ft (0.7m), 18s period with NW swell.

The current surf forecast for Waialua Rivermouth at 4AM is: 0.9m 11s primary swell from a Northwest direction and 0.6m 5s secondary swell from a North direction, 0.9m 6s secondary swell from a East direction (forecast issued at 01:00am October 06). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (06 Oct)3ft (0.9m)11s
Afternoon (06 Oct)2.5ft (0.8m)11s
Evening (06 Oct)2.5ft (0.7m)18s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Thu morning. Warm (max 27°C on Thu morning, min 25°C on Tue morning). Wind will be generally light.

Tuesday
6
Wednesday
7
Thursday
8
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
1
2
2
2
2
2
2
2
1
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
NW
11
0.9
NW
11
0.9
NW
11
0.9
NW
11
0.9
NW
11
0.5
NW
18
0.7
NW
18
0.7
NW
17
0.9
NNW
16
1
NNW
16
1.1
NW
15
1.2
NW
15
1.3
NNW
14
1.3
NNW
14
1.3
NNW
13
1.4
NW
13
1.3
NNW
13
1.2
NW
13
1.3
NNW
12
1.2
NW
12
1.1
NW
12
1.1
NW
12
1.1
NW
12
1.1
NW
12
Wave Graph
Metric surfscale
Energy kJ
182
179
176
172
169
159
319
298
452
532
516
631
701
663
599
721
572
486
513
428
367
325
361
349
Wind (km/h)
20
E
20
E
20
E
15
ENE
15
ENE
15
E
15
E
15
E
10
E
10
ESE
10
SE
5
SSE
10
SSE
5
ESE
5
ESE
5
SSE
15
S
20
S
20
SSE
25
S
25
SSE
15
SSE
20
SSE
20
S
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
High Tide
00:12AM0.37m
12:11PM0.67m
00:56AM0.45m
12:51PM0.63m
1:35AM0.53m
1:27PM0.59m
Low Tide
5:40AM0.11m
7:17PM0.05m
6:43AM0.11m
7:41PM0.03m
7:39AM0.11m
8:03PM0.02m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
6:18
—
—
—
—
—
—
—
6:18
—
—
—
—
—
—
—
6:20
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:09
—
—
—
—
—
—
—
6:08
—
—
—
—
—
—
—
6:07
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
1
1
1
—
—
Temp °C
25
25
25
25
26
26
25
25
25
25
25
26
26
26
26
26
26
25
26
27
27
27
27
27
Feels °C
24
25
25
25
26
26
25
26
26
27
27
28
27
28
29
29
27
25
26
27
26
28
28
28
  • 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 

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