Waimanalo Surf Break

Lat Long: 21.35° N 157.70° W

Waimanalo 48 hour detailed Surf Forecast

Issued: 7 am 14 Aug 2026 (local time)

Forecast update in  hr  min

Today's Waimanalo sea temperature is
27.1° C
0.5° 

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):

  • Morning surf: Morning surf (14 Aug, local time) - 6.5ft (2.0m), 7s period with ENE swell.
  • Afternoon surf: Afternoon surf (14 Aug, local time) - 7ft (2.1m), 8s period with ENE swell.
  • Evening surf: Evening surf (14 Aug, local time) - 8ft (2.4m), 8s period with ENE swell.

The current surf forecast for Waimanalo at 3PM is: 2.1m 8s primary swell from a East-northeast direction and 0.2m 8s secondary swell from a North-northwest direction (forecast issued at 07:00am 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)6.5ft (2.0m)7s
Afternoon (14 Aug)7ft (2.1m)8s
Evening (14 Aug)8ft (2.4m)8s

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


Short Range Forecast

Heavy rain (total 40mm), heaviest during Sun morning. Warm (max 26°C on Fri morning, min 25°C on Fri morning). Winds decreasing (near gales from the E on Sat night, moderate winds from the E by Sun night).

Friday
14
Saturday
15
Sunday
16
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)
1.9
ENE
7
2
ENE
7
2.1
ENE
8
2
ENE
8
2.2
ENE
8
2.4
ENE
8
2.5
ENE
8
3
ENE
8
3
ENE
8
3
ENE
8
3
ENE
8
3
ENE
9
3.5
E
9
3.5
E
9
3.5
E
9
4
E
9
4.5
E
10
4.5
E
10
4
E
9
3
E
9
2.5
E
9
2.5
E
8
2.3
ENE
8
Wave Graph
Metric surfscale
Energy kJ
365
392
494
486
555
657
809
984
1134
1231
1261
1534
1721
1935
2184
2424
3300
3527
2496
1531
1093
878
671
Wind (km/h)
35
NE
35
NE
35
NE
40
ENE
40
ENE
40
ENE
40
NE
40
NE
40
NE
45
ENE
50
ENE
50
ENE
50
ENE
45
ENE
60
ENE
55
ENE
60
E
50
E
35
E
30
E
25
E
25
E
25
E
Wind State
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
3:28AM0.42m
4:12PM0.63m
4:22AM0.43m
4:30PM0.58m
5:20AM0.44m
4:40PM0.52m
Low Tide
9:20AM0.03m
10:33PM0.12m
10:00AM0.11m
10:59PM0.09m
10:41AM0.19m
clear
clear
clear
clear
clear
clear
part cloud
rain showers
part cloud
clear
thunderstorm
part cloud
part cloud
part cloud
thunderstorm
cloud
thunderstorm
mod rain
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:07
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
2
10
6
3
3
4
4
Temp °C
25
25
26
26
25
25
25
25
25
25
25
26
26
26
25
25
25
25
25
26
26
26
25
Feels °C
22
22
23
23
22
22
22
22
22
21
20
22
22
22
18
19
19
21
24
26
27
27
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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