Waimanalo Surf Break

Lat Long: 21.35° N 157.70° W

Waimanalo 48 hour detailed Surf Forecast

Issued: 7 pm 11 Sep 2026 (local time)

Forecast update in  hr  min

Today's Waimanalo sea temperature is
27.2°C
0.3° 

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 (11 Sep):

  • Afternoon surf: Afternoon surf (11 Sep, local time) - 3.5ft (1.1m), 11s period with E swell.
  • Evening surf: Evening surf (11 Sep, local time) - 3.5ft (1.0m), 11s period with E swell.

The current surf forecast for Waimanalo at 11PM is: 1.0m 11s primary swell from a East direction and 0.7m 7s secondary swell from a Northeast direction (forecast issued at 07:00pm September 11). An open ocean swell of 0.2m 15s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (11 Sep)--
Afternoon (11 Sep)3.5ft (1.1m)11s
Evening (11 Sep)3.5ft (1.0m)11s

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


Short Range Forecast

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

Fri
11
Saturday
12
Sunday
13
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
ENE
8
1
E
11
1
E
11
0.9
ENE
10
0.9
ENE
10
0.8
ENE
10
0.8
ENE
10
0.8
ENE
10
0.9
NE
9
0.9
NNE
9
0.9
NNE
9
0.9
NNE
9
0.9
NNE
9
0.9
NNE
9
0.9
NNE
9
0.9
NNE
9
0.9
NE
9
0.9
NE
9
0.9
NE
9
Wave Graph
Metric surfscale
Energy kJ
204
233
229
177
163
131
128
128
115
138
138
135
135
138
138
135
112
112
112
Wind (km/h)
25
ENE
25
ENE
20
ENE
15
ENE
15
ENE
15
ENE
20
ENE
20
ENE
20
NE
20
ENE
20
ENE
20
E
15
ENE
15
ENE
15
ENE
20
ENE
20
NE
20
NE
20
ENE
Wind State
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
on
on
on
on
on
on
High Tide
2:52PM0.60m
3:26AM0.53m
3:07PM0.55m
4:11AM0.55m
3:19PM0.50m
Low Tide
9:04PM0.07m
9:09AM0.14m
9:26PM0.05m
9:50AM0.20m
9:48PM0.03m
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:37
6:36
6:35
 mm
Temp °C
26
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
Feels °C
25
24
24
25
25
25
25
25
24
25
25
25
26
25
25
25
25
25
25
  • 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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