Waimanalo Surf Break

Lat Long: 21.35° N 157.70° W

Waimanalo 48 hour detailed Surf Forecast

Issued: 7 pm 14 Aug 2026 (local time)

Forecast update in  hr  min

Today's Waimanalo sea temperature is
27.1° C
0.4° 

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 (14 Aug):

  • Afternoon surf: Afternoon surf (14 Aug, local time) - 7ft (2.1m), 8s period with ENE swell.
  • Evening surf: Evening surf (14 Aug, local time) - 7.5ft (2.3m), 8s period with ENE swell.

The current surf forecast for Waimanalo at 11PM is: 2.5m 8s primary swell from a East-northeast direction and 0.2m 8s secondary swell from a North-northwest direction (forecast issued at 07:00pm August 14). An open ocean swell of 0.5m 14s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (HST) & DateWave HeightWave Period
Morning (14 Aug)--
Afternoon (14 Aug)7ft (2.1m)8s
Evening (14 Aug)7.5ft (2.3m)8s

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


Short Range Forecast

Heavy rain (total 56mm), heaviest during Sat night. Warm (max 27°C on Sun afternoon, min 25°C on Fri night). Winds decreasing (gales from the ENE on Sat night, moderate winds from the ESE by Sun night).

Fri
14
Saturday
15
Sunday
16
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
!
1
0
1
0
Swell
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
8
2.3
ENE
8
2.5
ENE
8
3
ENE
8
3
ENE
8
3
ENE
8
3.5
ENE
9
4
E
9
4
E
9
4
ENE
9
4.5
E
10
5
E
10
4.5
E
10
3.5
E
9
3
E
9
2.5
E
9
2.5
ENE
8
2.3
ENE
8
2.2
ENE
8
Wave Graph
Metric surfscale
Energy kJ
534
623
699
928
1098
1452
1938
2457
2457
2717
3587
5002
3411
1822
1423
1064
851
688
599
Wind (km/h)
35
NE
40
NE
40
NE
45
ENE
45
NE
45
NE
50
ENE
50
ENE
55
NE
60
NE
65
ENE
65
ENE
55
E
40
ESE
30
ESE
30
SE
25
SE
20
ESE
20
E
Wind State
on
on
on
on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-on
High Tide
4:12PM0.63m
4:22AM0.43m
4:30PM0.58m
5:20AM0.44m
4:40PM0.52m
Low Tide
10:33PM0.12m
10:00AM0.11m
10:59PM0.09m
10:41AM0.19m
clear
clear
clear
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
thunderstorm
mod rain
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:00
7:00
7:00
 mm
1
1
1
1
1
6
17
8
8
5
3
2
1
Temp °C
26
25
25
25
25
25
26
26
26
26
25
25
25
25
26
26
27
27
26
Feels °C
24
22
22
22
21
21
22
21
21
20
17
18
20
23
25
25
27
28
27
  • 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.


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