Waimanalo Surf Break

Lat Long: 21.35° N 157.70° W

Issued: 1 pm 18 Jun 2026 (local time)

Forecast update in  hr  min

Today's Waimanalo sea temperature is
25.9° C

Normal for this time of year

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


How big are the waves at Waimanalo today (18 Jun):

  • Morning surf: Morning surf (18 Jun, local time) - 1.5ft (0.5m), 10s period with NE swell.
  • Afternoon surf: Afternoon surf (18 Jun, local time) - 1.5ft (0.5m), 9s period with NE swell.
  • Evening surf: Evening surf (18 Jun, local time) - 1.5ft (0.5m), 9s period with NE swell.

The current surf forecast for Waimanalo at 8PM is: 0.5m 9s primary swell from a Northeast direction and 0.7m 5s secondary swell from a East direction (forecast issued at 01:00pm June 18). An open ocean swell of 0.5m 14s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (18 Jun)1.5ft (0.5m)10s
Afternoon (18 Jun)1.5ft (0.5m)9s
Evening (18 Jun)1.5ft (0.5m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

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

Thu
18
Friday
19
Saturday
20
Sun
21
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
5 AM
8 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
Wave
Height (m)
Direction
Period (s)
0.5
NE
9
0.5
NE
9
0.5
NE
9
0.5
NE
9
0.5
NE
9
0.4
NE
9
0.8
E
5
0.8
E
5
0.9
E
5
1
E
5
1
E
5
1
E
5
0.9
E
5
0.8
E
5
0.7
E
5
0.7
E
5
0.8
E
5
0.8
E
5
0.7
E
5
0.7
E
5
0.7
E
5
0.7
E
5
0.7
E
5
0.4
NE
8
Wave Graph
Metric surfscale
Energy kJ
43
40
39
38
38
27
34
31
41
51
53
56
41
34
24
23
28
33
25
24
23
21
21
23
Wind (km/h)
10
E
10
E
15
ENE
10
ENE
10
ENE
10
E
15
E
15
ENE
15
E
15
ESE
10
ESE
15
ENE
15
ENE
15
ENE
15
ENE
15
E
15
E
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
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-on
cross-on
cross-on
cross-on
on
on
on
on
cross-on
on
on
High Tide
6:26PM0.65m
5:25AM0.23m
7:03PM0.59m
7:32AM0.24m
7:35PM0.53m
Low Tide
10:30AM-0.05m
1:45AM0.16m
11:16AM0.04m
2:28AM0.13m
12:07PM0.13m
3:06AM0.09m
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:48
5:48
5:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:14
7:15
7:15
7:15
 mm
Temp °C
25
26
26
26
25
25
24
25
25
25
25
25
25
24
24
24
25
25
26
25
25
24
24
24
Feels °C
28
29
28
29
28
28
26
27
27
27
27
26
27
25
25
25
26
25
27
25
26
24
24
24
Swell 1
Height (m)
Direction
Period (s)
0.6
S
15
0.6
S
14
0.5
S
14
0.5
S
14
0.5
S
14
0.5
S
14
0.5
S
14
0.5
S
13
0.4
S
13
0.4
S
13
0.4
S
13
0.4
S
13
0.4
S
13
0.4
S
13
0.3
S
13
0.3
S
13
0.3
S
12
0.3
S
12
0.3
S
12
0.3
S
15
0.3
NE
8
0.3
NE
8
0.4
NE
8
0.4
NE
8
Energy kJ
155
153
107
106
106
103
96
92
55
54
54
54
54
53
29
29
26
25
24
38
11
11
18
23
Swell 2
Height (m)
Direction
Period (s)
0.5
NE
9
0.5
NE
9
0.5
NE
9
0.5
NE
9
0.5
NE
9
0.4
NE
9
0.5
NE
8
0.4
NE
8
0.4
NE
8
0.3
NE
7
0.4
NE
8
0.3
NW
9
0.4
NE
8
0.4
NE
8
0.4
NE
8
0.3
NE
7
0.3
NW
8
0.3
NW
8
0.3
S
15
0.3
S
12
0.3
S
15
0.3
ESE
7
0.4
S
14
0.4
S
14
Energy kJ
43
40
39
38
38
27
34
24
23
7
16
12
16
15
14
9
11
11
39
25
38
9
66
62
Swell 3
Height (m)
Direction
Period (s)
0.4
NW
10
0.4
NW
10
0.4
NW
10
0.4
NW
10
0.3
NW
9
0.3
NW
9
0.3
NW
9
0.3
NW
9
0.3
NW
9
0.3
NW
9
0.3
NW
9
0.2
S
18
0.3
NW
9
0.3
NW
8
0.3
S
16
0.3
S
16
0.2
S
16
0.3
NE
8
0.3
NW
8
0.3
NE
8
0.3
S
12
0.3
S
12
0.3
ESE
7
0.3
ESE
7
Energy kJ
25
24
24
23
14
13
13
13
13
13
13
25
12
11
46
46
20
9
10
11
25
25
10
10
Wind waves
Height (m)
Direction
Period (s)
0.7
E
5
0.7
E
5
0.7
E
5
0.7
E
5
0.7
E
5
0.7
E
5
0.8
E
5
0.8
E
5
0.9
E
5
1
E
5
1
E
5
1
E
5
0.9
E
5
0.8
E
5
0.7
E
5
0.7
E
5
0.8
E
5
0.8
E
5
0.7
E
5
0.7
E
5
0.7
E
5
0.7
E
5
0.7
E
5
0.6
E
5
Energy kJ
25
25
25
22
24
25
31
31
41
51
53
56
41
34
24
23
28
33
25
24
23
21
21
15
Nearest Offshore or Glassy
Rating
(10 max)
3
2
2
2
2
2
2
2
2
1
2
2
2
2
2
2
2
2
2
1
1
2
2
2
Distance (km)
9
9
9
9
9
9
9
14
9
5
48
14
14
15
15
9
9
18
15
15
15
15
15
15
Best forecast wave conditions in Oahu
Rating
(10 max)
3
2
2
2
2
2
2
2
2
1
1
2
2
2
2
2
2
2
2
2
2
2
2
2
Best forecast wave conditions in United States
Rating
(10 max)
3
2
2
2
3
3
3
2
2
3
2
3
2
3
3
2
2
2
3
3
3
3
3
2
Header Global
Rating
(10 max)
5
5
6
6
6
6
4
4
4
4
5
5
4
6
5
5
8
9
9
9
8
8
7
7
  • 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 Waimanalo 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