Waimanalo Surf Break

Lat Long: 21.35° N 157.70° W

Waimanalo 48 hour detailed Surf Forecast

Issued: 1 pm 28 Sep 2026 (local time)

Forecast update in  hr  min

Today's Waimanalo sea temperature is
27.1°C
0.1° 

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 (28 Sep):

  • Morning surf: Morning surf (28 Sep, local time) - 8ft (2.5m), 8s period with ENE swell.
  • Afternoon surf: Afternoon surf (28 Sep, local time) - 7.5ft (2.3m), 8s period with ENE swell.
  • Evening surf: Evening surf (28 Sep, local time) - 7ft (2.1m), 8s period with ENE swell.

The current surf forecast for Waimanalo at 5PM is: 2.1m 8s primary swell from a East-northeast direction and 0.6m 14s secondary swell from a North-northwest direction (forecast issued at 01:00pm September 28). An open ocean swell of 0.5m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (28 Sep)8ft (2.5m)8s
Afternoon (28 Sep)7.5ft (2.3m)8s
Evening (28 Sep)7ft (2.1m)8s

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


Short Range Forecast

Heavy rain (total 28mm), heaviest during Tue night. Warm (max 27°C on Tue afternoon, min 25°C on Mon night). Wind will be generally light.

Mon
28
Tuesday
29
Wednesday
30
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
2
1
0
0
0
0
1
0
0
0
0
0
0
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.4
ENE
8
2.4
ENE
8
2.1
ENE
8
2.1
ENE
8
2
E
8
2
E
8
1.9
ENE
8
1.8
ENE
8
1.7
ENE
8
1.6
E
8
1.5
E
8
1.4
ENE
8
1.4
E
8
1.3
ENE
8
1.3
ENE
8
0.8
E
14
0.7
E
14
0.7
E
14
0.7
E
13
1
E
8
1
E
8
Wave Graph
Metric surfscale
Energy kJ
763
730
574
574
548
535
485
437
392
341
301
257
245
207
207
253
194
183
165
121
117
Wind (km/h)
30
E
25
E
25
E
20
E
20
E
15
E
10
E
10
E
20
E
15
ESE
20
SE
20
SE
20
SSE
25
SSE
25
SE
25
SSE
25
SSE
25
S
25
SSE
20
SSE
20
SSE
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-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
2:47PM0.48m
4:42AM0.63m
2:59PM0.44m
5:41AM0.62m
3:00PM0.40m
Low Tide
9:40AM0.21m
9:26PM-0.03m
10:35AM0.26m
9:58PM-0.03m
11:46AM0.31m
10:36PM-0.02m
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
—
6:20
—
—
—
—
—
—
—
6:20
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
6:21
—
—
—
—
—
—
—
6:20
—
—
—
—
—
—
—
6:19
—
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
1
3
3
2
2
2
2
3
2
Temp °C
26
26
26
26
26
25
25
25
26
27
27
26
26
26
26
26
26
26
26
26
26
Feels °C
24
26
25
26
26
25
27
26
26
28
27
26
27
26
26
25
25
25
26
27
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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