Waimanalo Surf Break

Lat Long: 21.35° N 157.70° W

Waimanalo 48 hour detailed Surf Forecast

Issued: 7 am 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) - 5.5ft (1.7m), 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 3PM is: 1.7m 7s primary swell from a East-northeast direction and 1.0m 11s secondary swell from a North-northwest direction, 0.3m 17s secondary swell from a Northwest direction (forecast issued at 07:00am 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)5.5ft (1.7m)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 morning, min 25°C on Sat morning). Mainly strong winds.

Saturday
17
Sunday
18
Monday
19
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
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
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)
1.8
ENE
7
1.8
ENE
7
1.7
ENE
7
1.6
ENE
7
1.7
ENE
7
1.7
ENE
7
2
ENE
7
2
ENE
7
1.9
ENE
7
2
ENE
7
2.1
ENE
7
1.9
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
2.1
ENE
8
2.1
ENE
8
2.1
ENE
8
2.3
ENE
8
Wave Graph
Metric surfscale
Energy kJ
308
303
273
258
256
241
350
372
358
383
420
358
348
512
621
588
574
574
540
509
522
509
589
Wind (km/h)
35
ENE
35
ENE
35
ENE
30
ENE
35
ENE
35
ENE
35
ENE
40
ENE
35
ENE
40
ENE
40
ENE
40
ENE
40
ENE
45
ENE
40
ENE
40
ENE
35
ENE
40
ENE
40
ENE
40
ENE
40
ENE
40
ENE
40
ENE
Wind State
cross-on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
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
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
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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>
—
—
—
—
6:04
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—
—
—
—
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6:04
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—
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—
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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
25
25
Feels °C
22
22
22
22
22
22
22
21
21
21
21
21
21
20
21
21
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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