Waimanalo Surf Break

Lat Long: 21.35° N 157.70° W

Waimanalo 48 hour detailed Surf Forecast

Issued: 1 pm 17 Oct 2026 (local time)

Forecast update in  hr  min

Today's Waimanalo sea temperature is
26.9°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 (17 Oct):

  • Morning surf: Morning surf (17 Oct, local time) - 6ft (1.8m), 7s period with ENE swell.
  • Afternoon surf: Afternoon surf (17 Oct, local time) - 5ft (1.6m), 7s period with ENE swell.
  • Evening surf: Evening surf (17 Oct, local time) - 5.5ft (1.7m), 7s period with ENE swell.

The current surf forecast for Waimanalo at 7PM is: 1.7m 7s primary swell from a East-northeast direction and 0.9m 11s secondary swell from a North-northwest direction, 0.5m 13s secondary swell from a North direction (forecast issued at 01:00pm October 17). The wind direction is predicted to be onshore.

Time (HST) & DateWave HeightWave Period
Morning (17 Oct)6ft (1.8m)7s
Afternoon (17 Oct)5ft (1.6m)7s
Evening (17 Oct)5.5ft (1.7m)7s

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


Short Range Forecast

Mostly dry. Warm (max 25°C on Sat afternoon, min 25°C on Sat afternoon). Mainly strong winds.

Sat
17
Sunday
18
Monday
19
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
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
Wave
Height (m)
Direction
Period (s)
1.7
ENE
7
1.6
ENE
7
1.6
ENE
7
1.7
ENE
7
2
ENE
7
2.1
ENE
7
2
ENE
7
2
ENE
7
2.1
ENE
7
2
ENE
7
1.9
ENE
7
2.3
ENE
7
2.4
ENE
7
2.3
ENE
8
2.3
ENE
8
2.3
ENE
8
2.2
ENE
8
2.2
ENE
8
2.2
ENE
8
2
ENE
8
2.3
ENE
8
Wave Graph
Metric surfscale
Energy kJ
281
258
245
241
339
407
383
362
408
394
348
498
621
588
574
588
555
555
539
464
588
Wind (km/h)
30
NE
35
ENE
35
ENE
35
ENE
35
ENE
40
ENE
35
ENE
40
ENE
40
ENE
40
ENE
40
ENE
40
ENE
40
ENE
35
E
35
ENE
40
ENE
40
ENE
40
ENE
40
ENE
40
ENE
40
ENE
Wind State
on
on
on
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
cross-on
cross-on
cross-on
High Tide
9:27AM0.51m
10:36AM0.53m
10:15PM0.21m
11:17AM0.55m
Low Tide
11:41PM0.13m
8:27PM0.17m
2:16AM0.16m
6:48PM0.17m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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6:26
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6:26
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
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6:04
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6:04
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6:02
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 mm
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—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
Feels °C
22
22
21
22
22
21
21
21
21
21
21
20
21
22
21
21
21
21
21
21
21
  • 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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