Waialua Rivermouth Surf Break

Lat Long: 21.10° N 156.76° W

Issued: 7 am 20 Jun 2026 (local time)

Forecast update in  hr  min

Today's Waialua Rivermouth sea temperature is
26.0° C

Normal for this time of year

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 (20 Jun):

  • Morning surf: Morning surf (20 Jun, local time) - 3ft (0.9m), 5s period with E swell.
  • Afternoon surf: Afternoon surf (20 Jun, local time) - 1.5ft (0.4m), 8s period with NW swell.
  • Evening surf: Evening surf (20 Jun, local time) - 3ft (0.9m), 4s period with E swell.

The current surf forecast for Waialua Rivermouth at 3PM is: 0.4m 8s primary swell from a Northwest direction and 0.4m 7s secondary swell from a East-southeast direction, 0.7m 4s secondary swell from a East direction (forecast issued at 07:00am June 20). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (20 Jun)3ft (0.9m)5s
Afternoon (20 Jun)1.5ft (0.4m)8s
Evening (20 Jun)3ft (0.9m)4s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 25°C on Sat morning, min 24°C on Sat night). Wind will be generally light.

Saturday
20
Sunday
21
Monday
22
Tue
23
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
2 AM
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
Height Map
Wave
Height (m)
Direction
Period (s)
1
E
5
0.9
E
5
0.9
E
5
0.4
NW
8
0.4
NW
8
0.9
E
4
0.8
E
7
0.8
E
7
0.4
NE
8
0.7
E
7
0.7
E
7
0.6
E
7
0.4
NE
10
0.7
ENE
7
0.5
NE
11
0.6
NE
11
0.6
NE
11
0.7
NE
11
0.7
NE
11
1.2
ENE
10
0.7
NE
10
0.7
NE
10
1.4
ENE
10
0.7
NE
10
Wave Graph
Metric surfscale
Energy kJ
50
37
34
24
24
29
63
65
23
48
47
34
32
47
59
96
96
114
112
296
104
102
380
96
Wind (km/h)
20
E
20
E
20
ENE
15
E
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
15
ENE
20
ENE
20
NE
20
NE
25
ENE
20
ENE
20
E
20
E
20
E
20
ENE
25
ENE
25
ENE
25
ENE
25
ENE
25
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
cross
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
High Tide
8:31AM0.32m
7:35PM0.54m
9:48AM0.40m
8:18PM0.45m
10:51AM0.48m
9:04PM0.37m
Low Tide
2:34AM0.01m
1:16PM0.18m
3:10AM0.00m
2:59PM0.24m
3:44AM-0.00m
4:59PM0.26m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:46
5:46
5:46
5:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:10
7:10
7:10
7:10
 mm
Temp °C
25
25
25
25
25
24
24
24
24
24
25
25
25
25
24
24
24
24
24
24
25
24
24
24
Feels °C
25
25
25
26
25
24
24
24
24
25
25
25
25
24
24
24
23
23
23
22
24
22
23
22
Swell 1
Height (m)
Direction
Period (s)
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.4
ESE
7
0.4
ESE
7
0.4
NW
8
0.4
NW
8
0.4
NE
8
0.4
ESE
7
0.4
NE
8
0.5
NE
8
0.4
NE
8
0.4
ESE
7
0.4
NNW
7
0.5
NE
11
0.6
NE
11
0.6
NE
11
0.7
NE
11
0.7
NE
11
0.3
NNW
7
0.7
NE
10
0.7
NE
10
0.4
NNW
7
0.7
NE
10
Energy kJ
25
24
24
19
19
24
17
24
17
23
30
20
15
21
59
96
96
114
112
9
104
102
15
96
Swell 2
Height (m)
Direction
Period (s)
0.3
SSW
16
0.2
SSW
16
0.3
NE
8
0.4
NW
8
0.4
NW
8
0.3
NE
8
0.4
NE
8
0.4
NW
8
0.4
NE
8
0.4
NW
7
0.3
NW
7
0.4
NE
10
0.4
NE
10
0.4
ESE
7
0.4
NNW
7
0.4
ESE
7
0.4
NNW
7
0.4
NNW
7
0.4
NNW
7
0.2
WNW
11
0.4
NNW
7
0.3
NNW
7
0.3
SW
15
0.4
NNW
7
Energy kJ
51
25
9
24
24
11
18
16
23
14
9
32
32
15
20
15
16
15
15
12
15
9
33
17
Swell 3
Height (m)
Direction
Period (s)
0.3
NE
8
0.3
NE
8
0.2
SSW
16
0.3
NE
8
0.3
NE
8
0.2
SSW
15
0.2
SSW
16
0.2
SSW
15
0.4
NW
8
0.2
SSW
14
0.2
SSW
14
0.3
NW
7
0.4
NE
7
0.4
NE
10
0.4
ESE
7
0.4
SW
17
0.4
SW
17
0.2
SSW
18
0.2
SSW
18
0.2
SSW
16
0.2
WNW
11
0.2
WNW
11
0.3
NW
11
0.3
NW
11
Energy kJ
9
9
25
10
11
21
25
21
15
20
18
9
19
32
15
75
77
30
30
26
12
12
19
18
Wind waves
Height (m)
Direction
Period (s)
1
E
5
0.9
E
5
0.9
E
5
0.7
E
4
0.7
E
4
0.9
E
4
0.8
E
7
0.8
E
7
0.7
E
4
0.7
E
7
0.7
E
7
0.6
E
7
0.5
ENE
3
0.7
ENE
7
0.6
ENE
4
0.5
ENE
4
0.7
E
4
0.9
E
4
1
E
5
1.2
ENE
10
0.9
E
5
1
E
5
1.4
ENE
10
1.1
E
5
Energy kJ
50
37
34
20
18
29
63
65
16
48
47
34
7
47
11
8
13
29
45
296
39
43
380
64
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
Distance (km)
23
23
23
23
25
23
23
27
23
23
23
23
23
27
23
19
16
17
23
23
23
23
23
23
Best forecast wave conditions in Molokai
Rating
(10 max)
2
Best forecast wave conditions in United States
Rating
(10 max)
3
2
1
1
3
3
3
3
3
2
2
2
3
4
4
4
3
2
1
2
2
3
3
2
Header Global
Rating
(10 max)
5
5
5
9
9
9
8
8
7
7
7
6
6
6
7
7
5
5
5
5
5
6
5
5
  • 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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